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Provider profile

Garrett GreenanMD

Internal Medicine, Gastroenterology

3 locationsNPI 1225579584
705 Griffith St Ste 205, Davidson, NC 28036704-372-7974

2027 Medicare Advantage

Check your plan

Medicare Advantage plans for Mecklenburg County, NC.

Checked Oct 24, 2026

Use the name or plan ID on your member card, or choose your insurance company.

Directory results See what each insurance company reports

The 83 Medicare Advantage plans we show for Mecklenburg County, NC in 2027

  • 76 list Garrett
  • 7 not listed

Humana

21 plans list Garrett.

21plans

  • Humana Gold Plus Giveback H1036-318 (HMO-POS)

    Source: Humana provider directory.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 8210 University Exec Park Dr, Ste 100, Charlotte, NC, 28262

    This result applies to these offices. Other locations are not confirmed.

    HMO-POSDrug coverage4.5 starsH1036-318-000Medicare.gov
    $0a month

  • Humana Gold Plus Giveback H1036-343 (HMO-POS)

    Source: Humana provider directory.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 8210 University Exec Park Dr, Ste 100, Charlotte, NC, 28262

    This result applies to these offices. Other locations are not confirmed.

    HMO-POSDrug coverage4.5 starsH1036-343-000Medicare.gov
    $0a month

  • Humana Gold Plus H1036-137 (HMO-POS)

    Source: Humana provider directory.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 8210 University Exec Park Dr, Ste 100, Charlotte, NC, 28262

    This result applies to these offices. Other locations are not confirmed.

    HMO-POSDrug coverage4.5 starsH1036-137-000Medicare.gov
    $0a month

  • Humana Gold Plus H1036-335 (HMO-POS)

    Source: Humana provider directory.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 8210 University Exec Park Dr, Ste 100, Charlotte, NC, 28262

    This result applies to these offices. Other locations are not confirmed.

    HMO-POSDrug coverage4.5 starsH1036-335-002Medicare.gov
    $0a month

UnitedHealthcare

13 plans list Garrett.

13plans

  • AARP Medicare Advantage from UHC NC-0017 (PPO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 8210 University Exec Park Dr, Ste 100, Charlotte, NC, 28262
    • 300 Billingsley Rd, Ste 200A, Charlotte, NC, 28211

    This result applies to these offices. Other locations are not confirmed.

    PPODrug coverage4 starsH2406-098-000Medicare.gov
    $0a month

  • AARP Medicare Advantage from UHC NC-0022 (HMO-POS)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 8210 University Exec Park Dr, Ste 100, Charlotte, NC, 28262
    • 300 Billingsley Rd, Ste 200A, Charlotte, NC, 28211

    This result applies to these offices. Other locations are not confirmed.

    HMO-POSDrug coverage4 starsH5253-038-000Medicare.gov
    $0a month

  • AARP Medicare Advantage from UHC NC-15 (HMO-POS)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 8210 University Exec Park Dr, Ste 100, Charlotte, NC, 28262
    • 300 Billingsley Rd, Ste 200A, Charlotte, NC, 28211

    This result applies to these offices. Other locations are not confirmed.

    HMO-POSDrug coverage4 starsH5253-117-000Medicare.gov
    $0a month

  • AARP Medicare Advantage Giveback from UHC NC-14 (HMO-POS)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 8210 University Exec Park Dr, Ste 100, Charlotte, NC, 28262
    • 300 Billingsley Rd, Ste 200A, Charlotte, NC, 28211

    This result applies to these offices. Other locations are not confirmed.

    HMO-POSDrug coverage4 starsH5253-110-000Medicare.gov
    $0a month

Devoted

12 plans list Garrett.

12plans

  • DEVOTED CHOICE 001 NC (PPO)

    Source: Devoted provider directory.

    Listed offices for this plan:

    • 8210 University Executive Park Dr, #100, Charlotte, NC, 28262
    • 705 Griffith St Ste 205, Davidson, NC, 28036
    • 300 Billingsley Rd Ste 200, Charlotte, NC, 28211
    • 300 Billingsley Rd Ste 200B, Charlotte, NC, 28211
    • 16455 Statesville Rd Ste 114, Huntersville, NC, 28078
    • 101 E Wt Harris Blvd Ste 3215, Charlotte, NC, 28262

    This result applies to these offices. Other locations are not confirmed.

    PPODrug coverage4 starsH9700-001-000Medicare.gov
    $0a month

  • DEVOTED CHOICE GIVEBACK 002 NC (PPO)

    Source: Devoted provider directory.

    Listed offices for this plan:

    • 8210 University Executive Park Dr, #100, Charlotte, NC, 28262
    • 705 Griffith St Ste 205, Davidson, NC, 28036
    • 300 Billingsley Rd Ste 200, Charlotte, NC, 28211
    • 300 Billingsley Rd Ste 200B, Charlotte, NC, 28211
    • 16455 Statesville Rd Ste 114, Huntersville, NC, 28078
    • 101 E Wt Harris Blvd Ste 3215, Charlotte, NC, 28262

    This result applies to these offices. Other locations are not confirmed.

    PPODrug coverage4 starsH9700-002-000Medicare.gov
    $0a month

  • DEVOTED CHOICE MA ONLY 007 NC (PPO)

    Source: Devoted provider directory.

    Listed offices for this plan:

    • 8210 University Executive Park Dr, #100, Charlotte, NC, 28262
    • 705 Griffith St Ste 205, Davidson, NC, 28036
    • 300 Billingsley Rd Ste 200, Charlotte, NC, 28211
    • 300 Billingsley Rd Ste 200B, Charlotte, NC, 28211
    • 16455 Statesville Rd Ste 114, Huntersville, NC, 28078
    • 101 E Wt Harris Blvd Ste 3215, Charlotte, NC, 28262

    This result applies to these offices. Other locations are not confirmed.

    PPONo drug coverage4 starsH9700-007-000Medicare.gov
    $0a month

  • DEVOTED CORE 037 NC (HMO)

    Source: Devoted provider directory.

    Listed offices for this plan:

    • 101 E Wt Harris Blvd Ste 3215, Charlotte, NC, 28262
    • 300 Billingsley Rd Ste 200, Charlotte, NC, 28211
    • 705 Griffith St Ste 205, Davidson, NC, 28036
    • 300 Billingsley Rd Ste 200B, Charlotte, NC, 28211
    • 8210 University Executive Park Dr, #100, Charlotte, NC, 28262

    This result applies to these offices. Other locations are not confirmed.

    HMODrug coverage4.5 starsH5299-037-000Medicare.gov
    $0a month

Aetna Medicare

8 plans list Garrett.

8plans

  • Aetna Medicare Eagle (PPO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 101 E W T Harris Blvd, Ste 3215, Charlotte, NC, 28262

    This result applies to these offices. Other locations are not confirmed.

    PPONo drug coverage4 starsH5521-241-000Medicare.gov
    $0a month

  • Aetna Medicare Signature (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 101 E W T Harris Blvd, Ste 3215, Charlotte, NC, 28262

    This result applies to these offices. Other locations are not confirmed.

    HMODrug coverage3.5 starsH3146-001-000Medicare.gov
    $0a month

  • Aetna Medicare Signature (PPO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 101 E W T Harris Blvd, Ste 3215, Charlotte, NC, 28262

    This result applies to these offices. Other locations are not confirmed.

    PPODrug coverage4 starsH5521-081-000Medicare.gov
    $0a month

  • Aetna Medicare Signature Giveback (PPO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 101 E W T Harris Blvd, Ste 3215, Charlotte, NC, 28262

    This result applies to these offices. Other locations are not confirmed.

    PPODrug coverage4 starsH5521-348-000Medicare.gov
    $0a month

Blue Cross and Blue Shield of North Carolina

7 plans list Garrett.

7plans

  • Blue Medicare Essential (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 8210 University Exec Park Dr, Ste 100, Charlotte, NC, 28262

    This result applies to these offices. Other locations are not confirmed.

    HMODrug coverage4 starsH3449-027-001Medicare.gov
    $0a month

  • Blue Medicare Essential Plus (HMO-POS)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 8210 University Exec Park Dr, Ste 100, Charlotte, NC, 28262

    This result applies to these offices. Other locations are not confirmed.

    HMO-POSDrug coverage4 starsH3449-023-001Medicare.gov
    $0a month

  • Blue Medicare Freedom+ (PPO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 8210 University Exec Park Dr, Ste 100, Charlotte, NC, 28262

    This result applies to these offices. Other locations are not confirmed.

    PPONo drug coverage4.5 starsH3404-004-000Medicare.gov
    $0a month

  • Blue Medicare Medical Only (HMO-POS)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 8210 University Exec Park Dr, Ste 100, Charlotte, NC, 28262

    This result applies to these offices. Other locations are not confirmed.

    HMO-POSNo drug coverage4 starsH3449-012-000Medicare.gov
    $0a month

Wellcare

7 plans list Garrett.

7plans

  • Wellcare Assist Open (PPO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 16455 Statesville Rd, Ste 114, Huntersville, NC, 28078
    • 8210 University Executive Park Dr, Ste 100, Charlotte, NC, 28262
    • 1085 NE Gateway Ct NE, Concord, NC, 28025
    • 300 Billingsley Rd, Ste 200, Charlotte, NC, 28211

    This result applies to these offices. Other locations are not confirmed.

    PPODrug coverage3 starsH1914-009-000Medicare.gov
    $0a month

  • Wellcare Patriot Giveback Open (PPO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 16455 Statesville Rd, Ste 114, Huntersville, NC, 28078
    • 8210 University Executive Park Dr, Ste 100, Charlotte, NC, 28262
    • 1085 NE Gateway Ct NE, Concord, NC, 28025
    • 300 Billingsley Rd, Ste 200, Charlotte, NC, 28211

    This result applies to these offices. Other locations are not confirmed.

    PPONo drug coverage3 starsH1914-011-000Medicare.gov
    $0a month

  • Wellcare Simple (HMO-POS)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 16455 Statesville Rd, Ste 114, Huntersville, NC, 28078
    • 8210 University Executive Park Dr, Ste 100, Charlotte, NC, 28262
    • 1085 NE Gateway Ct NE, Concord, NC, 28025
    • 300 Billingsley Rd, Ste 200, Charlotte, NC, 28211

    This result applies to these offices. Other locations are not confirmed.

    HMO-POSDrug coverage3.5 starsH4073-001-000Medicare.gov
    $0a month

  • Wellcare Simple Open (PPO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 16455 Statesville Rd, Ste 114, Huntersville, NC, 28078
    • 8210 University Executive Park Dr, Ste 100, Charlotte, NC, 28262
    • 1085 NE Gateway Ct NE, Concord, NC, 28025
    • 300 Billingsley Rd, Ste 200, Charlotte, NC, 28211

    This result applies to these offices. Other locations are not confirmed.

    PPODrug coverage3 starsH1914-007-000Medicare.gov
    $0a month

HealthSpring

6 plans list Garrett.

6plans

  • HealthSpring Courage (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 16455 Statesville Rd, Ste 114, Huntersville, NC, 28078
    • 101 E Wt Harris Blvd, Ste 3215, Charlotte, NC, 28262
    • 8210 University Exec Park Dr, Ste 100, Charlotte, NC, 28262
    • 300 Billingsley Rd, Ste 200, Charlotte, NC, 28211
    • 300 Billingsley Rd, Ste 200-B, Charlotte, NC, 28211

    This result applies to these offices. Other locations are not confirmed.

    HMONo drug coverage3 starsH9725-005-000Medicare.gov
    $0a month

  • HealthSpring Preferred (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 16455 Statesville Rd, Ste 114, Huntersville, NC, 28078
    • 101 E Wt Harris Blvd, Ste 3215, Charlotte, NC, 28262
    • 8210 University Exec Park Dr, Ste 100, Charlotte, NC, 28262
    • 300 Billingsley Rd, Ste 200, Charlotte, NC, 28211
    • 300 Billingsley Rd, Ste 200-B, Charlotte, NC, 28211

    This result applies to these offices. Other locations are not confirmed.

    HMODrug coverage3 starsH9725-009-001Medicare.gov
    $0a month

  • HealthSpring Preferred Savings (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 16455 Statesville Rd, Ste 114, Huntersville, NC, 28078
    • 101 E Wt Harris Blvd, Ste 3215, Charlotte, NC, 28262
    • 8210 University Exec Park Dr, Ste 100, Charlotte, NC, 28262
    • 300 Billingsley Rd, Ste 200, Charlotte, NC, 28211
    • 300 Billingsley Rd, Ste 200-B, Charlotte, NC, 28211

    This result applies to these offices. Other locations are not confirmed.

    HMODrug coverage3 starsH9725-015-001Medicare.gov
    $0a month

  • HealthSpring True Choice (PPO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 16455 Statesville Rd, Ste 114, Huntersville, NC, 28078
    • 101 E Wt Harris Blvd, Ste 3215, Charlotte, NC, 28262
    • 8210 University Exec Park Dr, Ste 100, Charlotte, NC, 28262
    • 300 Billingsley Rd, Ste 200, Charlotte, NC, 28211
    • 300 Billingsley Rd, Ste 200-B, Charlotte, NC, 28211

    This result applies to these offices. Other locations are not confirmed.

    PPODrug coverage3 starsH7849-113-001Medicare.gov
    $0a month

HealthTeam Advantage

2 plans list Garrett.

2plans

  • HealthTeam Advantage Eagle Plan (PPO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 8210 University Executive Park Dr, Ste 100, Charlotte, NC, 28262

    This result applies to these offices. Other locations are not confirmed.

    PPONo drug coverage3.5 starsH9808-009-000Medicare.gov
    $0a month

  • HealthTeam Advantage Vitality Plan (PPO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 705 Griffith St, Ste 205, Davidson, NC, 28036
    • 8210 University Executive Park Dr, Ste 100, Charlotte, NC, 28262

    This result applies to these offices. Other locations are not confirmed.

    PPODrug coverage3.5 starsH9808-010-000Medicare.gov
    $0a month

Alignment Health Plan

Not listed on its 5 plans here. That isn't proof they're out of network.

Liberty Medicare Advantage

Not listed on its 2 plans here. That isn't proof they're out of network.

Premiums are each plan's own monthly premium, as filed with Medicare. You keep paying your Medicare Part B premium.

Can't find your plan?Tell us the plan you have, and a licensed Silverpath advisor will check whether Garrett takes it. Free.

Original Medicare

Original Medicare status

Most Medicare Supplement (Medigap) policies have no provider network: they help pay Original Medicare's cost sharing where Medicare is accepted. Medicare SELECT policies can require network providers for full benefits. Ask the office whether they accept Medicare.

Medicare enrollment and assignment have not been verified here. Advantage directory results do not answer this question.

No opt-out record in this CMS file. CMS's file covers data through 2026-08-31. This does not establish Medicare enrollment, assignment, or whether the office accepts new Medicare patients.

CMS opt-out source · Data through 2026-08-31 · Reviewed Oct 25, 2026

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Where they practice

3 practice locations

705 Griffith St Ste 205
Davidson, NC 28036

704-372-7974Directions
NPI Registry

300 Billingsley Rd Ste 200
Charlotte, NC 28211

704-372-7974Directions
NPI Registry

8210 University Exec Park Dr Ste 100
Charlotte, NC 28262

704-372-7974Directions
NPI Registry
NPI issued
2017
Registry record updated
Jan 13, 2026

Medicare's clinician details aren't available on this page yet.

Questions

Common questions

Which 2027 Medicare Advantage plans list Garrett Greenan?

In Mecklenburg County, NC, 76 Medicare Advantage plans for 2027 list Garrett in provider data from Medicare.gov or the carrier, including Humana Gold Plus Giveback H1036-318 (HMO-POS), Humana Gold Plus Giveback H1036-343 (HMO-POS) and Humana Gold Plus H1036-137 (HMO-POS). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Networks can change during the year, so confirm with the office or the plan before you enroll.

Does Garrett Greenan take Humana Medicare Advantage plans?

Humana's own provider directory lists Garrett on 21 Medicare Advantage plans for 2027 in Mecklenburg County, NC, including Humana Gold Plus Giveback H1036-318 (HMO-POS) and Humana Gold Plus Giveback H1036-343 (HMO-POS). Confirm with the office or Humana before you enroll.

Does Garrett Greenan take UnitedHealthcare Medicare Advantage plans?

Medicare.gov provider data lists Garrett on 13 Medicare Advantage plans for 2027 in Mecklenburg County, NC, including AARP Medicare Advantage from UHC NC-0017 (PPO) and AARP Medicare Advantage from UHC NC-0022 (HMO-POS). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or UnitedHealthcare before you enroll.

Does Garrett Greenan take Devoted Medicare Advantage plans?

Devoted's own provider directory lists Garrett on 12 Medicare Advantage plans for 2027 in Mecklenburg County, NC, including DEVOTED CHOICE 001 NC (PPO) and DEVOTED CHOICE GIVEBACK 002 NC (PPO). Confirm with the office or Devoted before you enroll.

Where does Garrett Greenan practice?

3 locations, including 705 Griffith St Ste 205, Davidson, NC. All of them are listed on this page.

How do I confirm Garrett is in my plan's network?

Call the member services number on your plan card and give them the NPI 1225579584, or ask a Silverpath advisor to check for you. It's free.

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A Silverpath advisor can confirm Garrett's networks with the carrier and help you compare plans that include them.

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For providers

Is this your practice?

What patients see here today:

  • Provider searches did not return a listing for Garrett Greenan on 7 plans from Alignment Health Plan and Liberty Medicare Advantage in Mecklenburg County, NC. Other offices are not confirmed; this isn't proof the practice is out of network.

Tell us which plans you take, or want to take, and we'll keep this page accurate and talk with you about reaching more Medicare patients and carriers.

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Nearby

Jason ConwayWinston-Salem, NC · Listed on 84 plansMary ShearinHigh Point, NC · Listed on 82 plansRajan AminHigh Point, NC · Listed on 81 plansCarl GessnerGreensboro, NC · Listed on 78 plansJohn ProvenzaWinston Salem, NC · Listed on 78 plansRobert DorrellWinston Salem, NC · Listed on 77 plansBaharak MoshireeCharlotte, NC · Listed on 76 plansBehnam LaderianHickory, NC · Listed on 76 plans

See all internal medicine, gastroenterology providers in NC

Sources. Name, specialty and locations: the CMS NPI Registry (record updated 2026-01-13). Plan networks: carrier provider directories and Medicare.gov provider data, checked Oct 24, 2026. CMS matches apply to the covered offices shown with each plan. Plans: CMS 2027 Medicare Advantage landscape.

Networks change during the year, and a directory can be out of date. Confirm with the provider's office and the plan before you enroll or schedule care.

Silverpath is a licensed insurance agency. This page isn't affiliated with or endorsed by Garrett Greenan or their practice. Not connected with or endorsed by the U.S. government or the federal Medicare program.

We do not offer every plan available in your area. Please contact Medicare.gov or 1-800-MEDICARE to get information on all of your options.

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