Provider profile

John FitzgibbonsMD

Internal Medicine

2 locationsNPI 1255378949
I Hospital Plaza, Stamford, CT 06902203-276-7485

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The 127 Medicare Advantage plans we show for Fairfield County, CT and Lehigh County, PA in 2027

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Aetna Medicare

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12 more Aetna Medicare plans haven't been checked yet.

Anthem Blue Cross and Blue Shield

Not listed on its 6 plans here. That isn't proof they're out of network.

Capital Blue Cross · Highmark Blue Cross Blue Shield or Highmark Blue Shield

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Devoted

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Geisinger Gold

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HealthSpring

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Highmark Wholecare Medicare Assured

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Humana

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Jefferson Health Plans

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UnitedHealthcare

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12 more UnitedHealthcare plans haven't been checked yet.

UPMC for Life

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UPMC for Life Complete Care

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VISTA Health Plan Inc.

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Wellcare

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3 more Wellcare plans haven't been checked yet.

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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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2 practice locations

I Hospital Plaza
Stamford, CT 06902

NPI Registry

Cedar Crest & I-78 Bx689, Lehigh Valley Hosp Ctr
Allentown, PA 18105

NPI Registry
NPI issued
2006
Registry record updated
Oct 2, 2018

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

Common questions

Where does John Fitzgibbons practice?

2 locations, including I Hospital Plaza, Stamford, CT. All of them are listed on this page.

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

Call the member services number on your plan card and give them the NPI 1255378949, or ask a Silverpath advisor to check for you. It's free.

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Patients can use Silverpath to find practices and check plan networks in Fairfield County, CT and Lehigh County, PA. 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 2018-10-02). 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 John Fitzgibbons 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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