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Provider profile

Mark LappMD

Orthopaedic Surgery, Orthopaedic Surgery of the Spine

NPI 1881664977
14 Research Pl, North Chelmsford, MA 01863978-454-0706

2027 Medicare Advantage

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Medicare Advantage plans for Middlesex County, MA.

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

Directory results See what each insurance company reports

Listed on 39 plans so far

Some of Tufts Health Plan, Blue Cross Blue Shield of Massachusetts, Fallon Health, UnitedHealthcare, Aetna Medicare, Molina Healthcare of Massachusetts, Commonwealth Care Alliance Massachusetts, Commonwealth Care Alliance, Inc., eternalHealth and Mass General Brigham Health Plan's 2027 plans in Middlesex County, MA haven't been checked yet.

The 50 Medicare Advantage plans we show for Middlesex County, MA in 2027

  • 39 list Mark
  • 8 not listed
  • 3 not checked yet

Tufts Health Plan

11 plans list Mark; not listed on 1 other plan.

11plans

  • Tufts Medicare Preferred HMO Prime No Rx (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, N Chelmsford, MA, 01863
    • 228 Billerica Rd, Chelmsford, MA, 01824
    • 2 Lan Dr, Westford, MA, 01886
    • 98 Spit Brook Rd, Nashua, NH, 03062
    • 23 Keewaydin Dr, Salem, NH, 03079

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

    HMONo drug coverage4 starsH2256-016-002Medicare.gov
    $0a month

  • Tufts Medicare Preferred HMO Smart Saver Rx (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, N Chelmsford, MA, 01863
    • 228 Billerica Rd, Chelmsford, MA, 01824
    • 2 Lan Dr, Westford, MA, 01886
    • 98 Spit Brook Rd, Nashua, NH, 03062
    • 23 Keewaydin Dr, Salem, NH, 03079

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

    HMODrug coverage4 starsH2256-047-001Medicare.gov
    $0a month

  • Tufts Medicare Preferred HMO Value No Rx (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, N Chelmsford, MA, 01863
    • 228 Billerica Rd, Chelmsford, MA, 01824
    • 2 Lan Dr, Westford, MA, 01886
    • 98 Spit Brook Rd, Nashua, NH, 03062
    • 23 Keewaydin Dr, Salem, NH, 03079

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

    HMONo drug coverage4 starsH2256-019-007Medicare.gov
    $0a month

  • Tufts Medicare Preferred HMO Basic Rx (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, N Chelmsford, MA, 01863
    • 228 Billerica Rd, Chelmsford, MA, 01824
    • 2 Lan Dr, Westford, MA, 01886
    • 98 Spit Brook Rd, Nashua, NH, 03062
    • 23 Keewaydin Dr, Salem, NH, 03079

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

    HMODrug coverage4 starsH2256-026-002Medicare.gov
    $82a month

Blue Cross Blue Shield of Massachusetts

6 plans list Mark.

6plans

  • Medicare HMO Blue SaverRx (HMO-POS)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, Ste 200, North Chelmsford, MA, 01863
    • 14 Research Pl, North Chelmsford, MA, 01863
    • 2 Lan Dr, Westford, MA, 01886
    • 23 Keewaydin Dr, Salem, NH, 03079

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

    HMO-POSDrug coverage4.5 starsH2261-024-000Medicare.gov
    $0a month

  • Medicare HMO Blue ValueRx (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, Ste 200, North Chelmsford, MA, 01863
    • 14 Research Pl, North Chelmsford, MA, 01863
    • 2 Lan Dr, Westford, MA, 01886
    • 23 Keewaydin Dr, Salem, NH, 03079

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

    HMODrug coverage4.5 starsH2261-026-000Medicare.gov
    $68a month

  • Medicare PPO Blue EssentialRx (PPO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, Ste 200, North Chelmsford, MA, 01863
    • 14 Research Pl, North Chelmsford, MA, 01863
    • 2 Lan Dr, Westford, MA, 01886
    • 23 Keewaydin Dr, Salem, NH, 03079

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

    PPODrug coverage4 starsH2230-019-000Medicare.gov
    $69a month

  • Medicare HMO Blue FlexRx (HMO-POS)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, Ste 200, North Chelmsford, MA, 01863
    • 14 Research Pl, North Chelmsford, MA, 01863
    • 2 Lan Dr, Westford, MA, 01886
    • 23 Keewaydin Dr, Salem, NH, 03079

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

    HMO-POSDrug coverage4.5 starsH2261-025-000Medicare.gov
    $119a month

Fallon Health

6 plans list Mark.

6plans

  • Fallon Medicare Plus Orange (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, N Chelmsford, MA, 01863
    • 2 Lan Dr, Westford, MA, 01886

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

    HMODrug coverage4 starsH9001-041-019Medicare.gov
    $0a month

  • Fallon Medicare Plus Saver No Rx (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, N Chelmsford, MA, 01863
    • 2 Lan Dr, Westford, MA, 01886

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

    HMONo drug coverage4 starsH9001-039-000Medicare.gov
    $0a month

  • Fallon Medicare Plus Green (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, N Chelmsford, MA, 01863
    • 2 Lan Dr, Westford, MA, 01886

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

    HMODrug coverage4 starsH9001-030-019Medicare.gov
    $83a month

  • Fallon Medicare Plus Blue (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, N Chelmsford, MA, 01863
    • 2 Lan Dr, Westford, MA, 01886

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

    HMODrug coverage4 starsH9001-031-019Medicare.gov
    $185a month

UnitedHealthcare

6 plans list Mark; not listed on 2 other plans.

6plans

  • AARP Medicare Advantage from UHC MA-0003 (HMO-POS)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, North Chelmsford, MA, 01863

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

    HMO-POSDrug coverage4 starsH5253-157-002Medicare.gov
    $0a month

  • AARP Medicare Advantage Patriot No Rx MA-MA01 (PPO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, North Chelmsford, MA, 01863

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

    PPONo drug coverage4 starsH8768-045-000Medicare.gov
    $0a month

  • AARP Medicare Advantage Patriot No Rx MA-MA2 (HMO-POS)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, North Chelmsford, MA, 01863

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

    HMO-POSNo drug coverage4 starsH5253-225-000Medicare.gov
    $0a month

  • AARP Medicare Advantage from UHC MA-0006 (PPO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, North Chelmsford, MA, 01863

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

    PPODrug coverage4 starsH8768-055-002Medicare.gov
    $75a month

Aetna Medicare

5 plans list Mark.

5plans

  • Aetna Medicare Eagle Giveback (PPO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, North Chelmsford, MA, 01863

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

    PPONo drug coverage4 starsH5521-296-000Medicare.gov
    $0a month

  • Aetna Medicare Elite (PPO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, North Chelmsford, MA, 01863

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

    PPODrug coverage4 starsH5521-451-000Medicare.gov
    $0a month

  • Aetna Medicare Signature (HMO-POS)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, North Chelmsford, MA, 01863

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

    HMO-POSDrug coverage3 starsH5793-018-000Medicare.gov
    $0a month

  • Aetna Medicare Signature Extra (PPO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, North Chelmsford, MA, 01863

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

    PPODrug coverage4 starsH5521-159-000Medicare.gov
    $0a month

Molina Healthcare of Massachusetts

3 plans list Mark.

3plans

  • Molina One Care (HMO D-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, North Chelmsford, MA, 01863

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

    HMOFor people with Medicare and MedicaidDrug coverageH4371-001-000Medicare.gov
    $0a month

  • Senior Whole Health SCO (HMO D-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, North Chelmsford, MA, 01863

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

    HMOFor people with Medicare and MedicaidDrug coverage4.5 starsH2224-001-000Medicare.gov
    $0a month

  • Senior Whole Health SCO NHC (HMO D-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, North Chelmsford, MA, 01863

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

    HMOFor people with Medicare and MedicaidDrug coverage4.5 starsH2224-003-000Medicare.gov
    $33.80a month

Commonwealth Care Alliance Massachusetts

1 plan lists Mark.

1plan

  • CCA Senior Care Options (HMO D-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, Ste 200, North Chelmsford, MA, 01863
    • 10 Research Pl, Ste 101, North Chelmsford, MA, 01863

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

    HMOFor people with Medicare and MedicaidDrug coverage4.5 starsH2225-001-000Medicare.gov
    $33.80a month

Commonwealth Care Alliance, Inc.

1 plan lists Mark.

1plan

  • CCA One Care (HMO D-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 14 Research Pl, Ste 200, North Chelmsford, MA, 01863
    • 10 Research Pl, Ste 101, North Chelmsford, MA, 01863

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

    HMOFor people with Medicare and MedicaidDrug coverageH1486-001-000Medicare.gov
    $33.80a month

eternalHealth

Not checked yet.

Mass General Brigham Health Plan

Not listed on its 5 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.

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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 23, 2026

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Where they practice

Practice location

14 Research Pl
North Chelmsford, MA 01863

978-454-0706Directions
NPI Registry
NPI issued
2006
Registry record updated
Feb 13, 2015

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

Questions

Common questions

Which 2027 Medicare Advantage plans list Mark Lapp?

In Middlesex County, MA, 39 Medicare Advantage plans for 2027 list Mark in provider data from Medicare.gov or the carrier, including Tufts Medicare Preferred HMO Prime No Rx (HMO), Tufts Medicare Preferred HMO Smart Saver Rx (HMO) and Tufts Medicare Preferred HMO Value No Rx (HMO). 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.

Where does Mark Lapp practice?

14 Research Pl, North Chelmsford, MA 01863.

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

Call the member services number on your plan card and give them the NPI 1881664977, or ask a Silverpath advisor to check for you. It's free.

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Nearby

Other orthopaedic surgery, orthopaedic surgery of the spine providers near North Chelmsford

Lawrence JohnsonNorth Chelmsford, MA · Listed on 36 plansSteven LeckiePlymouth, MA · Listed on 48 plansSapan GandhiBoston, MA · Listed on 46 plansChristopher McDonaldMansfield, MA · Listed on 45 plansFrank PedlowBoston, MA · Listed on 45 plansJeremy ShorePeabody, MA · Listed on 42 plansWojciech BulczynskiNorth Easton, MA · Listed on 42 plansJason PittmanBoston, MA · Listed on 41 plans

See all orthopaedic surgery, orthopaedic surgery of the spine providers in MA

Sources. Name, specialty and locations: the CMS NPI Registry (record updated 2015-02-13). Plan networks: carrier provider directories and Medicare.gov provider data, checked Oct 14, 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 Mark Lapp 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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