NPPES file of Aug 9, 2026

Erin Marie Bayley, M.D.

Surgery Physician · Pittsburgh, PA

Erin Marie Bayley, M.D. is a surgery physician with a practice address in Pittsburgh, Pennsylvania, and NPI 1043674211, issued on Apr 13, 2016. Check the license (Pennsylvania MD480943, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1043674211
Name
Erin Marie Bayley
Credential
M.D.
Primary taxonomy
Surgery Physician 208600000X
License number
MD480943 PA
Self-reported in NPPES; status is on the state search
Practice location
Magee Womens Surgical Associates, Pittsburgh, PA 15213
Phone
(412) 641-4274
Enumerated
Apr 13, 2016
Record last updated
Feb 23, 2024
Fax
(412) 641-3075
Medicare enrollment
Enrolled (PECOS I20230622002360); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Erin Marie Bayley in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD480943    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Pennsylvania license search

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90% fewer Medicare Part D claims than the average surgery physician in 2024

14 Medicare Part D claims, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Erin Bayley14
  2. Specialty average147

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. University OF Pittsburgh PhysiciansMonroeville, PA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Surgery Physician providers in Pennsylvania

There are 1,867 surgery physician records in Pennsylvania.

All 1,867 in Pennsylvania → Every provider in Pittsburgh →

Other surgery physician records in Pennsylvania

  1. Darius Abadi, D.O.Wellsboro, PA1780767558
  2. Ariel Aballay, MDPittsburgh, PA1487671814
  3. Michael Abboud, M.D.Reading, PA1568632263
  4. Ahmad Abdeen, MDPhiladelphia, PA1033900642
  5. Mohamed Abdelgawad, MDPittsburgh, PA1972063816
  6. Ryan Abegglen, M.D.Latrobe, PA1912318312
  7. Renee Aboushi, MDHarrisburg, PA1023327947
  8. Samir Abu Gazala, M.D.Philadelphia, PA1750708251
  9. Mohamad Rassoul Abu-Nuwar, MDKittanning, PA1992206437
  10. Ahmad Abul-Ela, MDNew Castle, PA1780843300

Common questions

What is Erin Marie Bayley, M.D.'s NPI number?

Erin Marie Bayley, M.D.'s National Provider Identifier (NPI) is 1043674211, issued on Apr 13, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Erin Marie Bayley, M.D. located?

The NPPES record lists a practice address at Magee Womens Surgical Associates, Pittsburgh, PA, 15213. Phone: (412) 641-4274. Providers update this record themselves, so call before visiting.

How can I verify Erin Marie Bayley, M.D.'s license?

NPPES lists Pennsylvania license number MD480943, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Erin Marie Bayley, M.D. prescribe under Medicare Part D?

In 2024, Erin Marie Bayley, M.D. had 14 Medicare Part D claims; the average among surgery physician prescribers was 147. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.