Provider profile

Marissa AltmeyerPA-C

Physician Assistant, Medical

NPI 1497427702
991 Route 19 N Ste B, Waterford, PA 16441814-877-8790

Check your plan

Medicare Advantage plans for Erie County, PA.

Checked Oct 14, 2026

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 3 Medicare Advantage plans for 2027

Carrier directories and Medicare.gov provider data list Marissa on these plans. Review each plan's covered offices before enrolling. One directory didn't answer this time; we'll try it again.

The 81 Medicare Advantage plans we show for Erie County, PA in 2027

  • 3 list Marissa
  • 71 not listed
  • 7 not checked yet

Highmark Wholecare Medicare Assured

2 plans list Marissa.

2plans
  • Highmark Wholecare Medicare Assured Diamond (HMO D-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 991 Route 19 N, Ste B, Waterford, PA, 16441

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

    HMOFor people with Medicare and MedicaidDrug coverage3.5 starsH5932-001-000Medicare.gov
    $12.80a month
  • Highmark Wholecare Medicare Assured Ruby (HMO D-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 991 Route 19 N, Ste B, Waterford, PA, 16441

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

    HMOFor people with Medicare and MedicaidDrug coverage3.5 starsH5932-009-000Medicare.gov
    $12.80a month

Perennial Advantage

1 plan lists Marissa.

1plan
  • Perennial Advantage Freedom (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 991 Route 19 N, Ste B, Waterford, PA, 16441

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

    HMODrug coverageH3419-006-000Medicare.gov
    $0a month

Aetna Medicare

Not listed on its 10 plans here. That isn't proof they're out of network.

Devoted

Not listed on its 10 plans here. That isn't proof they're out of network.

Highmark Blue Cross Blue Shield or Highmark Blue Shield

Medicare.gov doesn't have provider data for these plans yet. We'll check again.

7 more Highmark Blue Cross Blue Shield or Highmark Blue Shield plans haven't been checked yet.

Humana

Not listed on its 14 plans here. That isn't proof they're out of network.

Jefferson Health Plans

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

UnitedHealthcare

Not listed on its 13 plans here. That isn't proof they're out of network.

UPMC for Life

Not listed on its 11 plans here. That isn't proof they're out of network.

UPMC for Life Complete Care

Not listed on its 1 plan here. That isn't proof they're out of network.

VISTA Health Plan Inc.

Not listed on its 1 plan here. That isn't proof they're out of network.

Wellcare

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 Marissa takes it. Free.

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

Compare Supplement plans

Practice location

991 Route 19 N Ste B
Waterford, PA 16441

NPI Registry
NPI issued
2021
Registry record updated
Sep 19, 2023

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

Common questions

Which 2027 Medicare Advantage plans list Marissa Altmeyer?

In Erie County, PA, 3 Medicare Advantage plans for 2027 list Marissa in provider data from Medicare.gov or the carrier, including Highmark Wholecare Medicare Assured Diamond (HMO D-SNP), Highmark Wholecare Medicare Assured Ruby (HMO D-SNP) and Perennial Advantage Freedom (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.

Does Marissa Altmeyer take Highmark Wholecare Medicare Assured Medicare Advantage plans?

Medicare.gov provider data lists Marissa on 2 Medicare Advantage plans for 2027 in Erie County, PA, including Highmark Wholecare Medicare Assured Diamond (HMO D-SNP) and Highmark Wholecare Medicare Assured Ruby (HMO D-SNP). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or Highmark Wholecare Medicare Assured before you enroll.

Does Marissa Altmeyer take Perennial Advantage Medicare Advantage plans?

Medicare.gov provider data lists Marissa on one Medicare Advantage plan for 2027 in Erie County, PA: Perennial Advantage Freedom (HMO). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or Perennial Advantage before you enroll.

Does Marissa Altmeyer take Aetna Medicare Medicare Advantage plans?

The provider searches didn't return a listing for Marissa on these 10 plans for 2027 in Erie County, PA. Directories can lag, and a clinician can be in network at another office, so that isn't proof Marissa is out of network. Ask the office or a Silverpath advisor to confirm.

Where does Marissa Altmeyer practice?

991 Route 19 N Ste B, Waterford, PA 16441.

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

Call the member services number on your plan card and give them the NPI 1497427702, or ask a Silverpath advisor to check for you. It's free.

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A Silverpath advisor can confirm Marissa'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 Marissa Altmeyer on 64 plans from Aetna Medicare, Devoted, Humana, Jefferson Health Plans, UnitedHealthcare, UPMC for Life, UPMC for Life Complete Care, VISTA Health Plan Inc. and Wellcare in Erie County, PA. 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.

Sources. Name, specialty and locations: the CMS NPI Registry (record updated 2023-09-19). 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 Marissa Altmeyer 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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