NPPES file of Aug 9, 2026

Allison Callahan, PA-C

Physician Assistant · Pittsburgh, PA

Allison Callahan, PA-C is a physician assistant with a practice address in Pittsburgh, Pennsylvania, and NPI 1750337937, issued on May 26, 2006. Check the license (Pennsylvania MA051702, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1750337937
Name
Allison Callahan
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
MA051702 PA
Self-reported in NPPES; status is on the state search
Practice location
200 Lothrop St, Pittsburgh, PA 15213
Phone
(412) 647-2345
Enumerated
May 26, 2006
Record last updated
Aug 21, 2023
Medicare enrollment
Enrolled (PECOS I20041029000379); 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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Also registered at 200 Lothrop St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Amy AbbottCertified Registered Nurse Anesthetist1689943490
  2. Bisan Abboud, MDStudent in an Organized Health Care Education/Training Program1588359434
  3. Othman Abdul-MalakVascular Surgery Physician1003285602
  4. Mohamed Abdullah, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1164001277
  5. Raed Abdullah, MDSpecialist1962474353
  6. Michael Abesamis, M.D.Emergency Medicine Physician1467647958

Verify Allison Callahan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
    Search for license MA051702
    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
Find the Pennsylvania license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. University OF Pittsburgh PhysiciansPittsburgh, PA

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

Allison Callahan among 8,020 physician assistant records in Pennsylvania

Allison Callahan, PA-C is one of 8,020 physician assistant records with a practice address in Pennsylvania. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 85% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2023 · median 2018 among the 5,313 with a school on file
  • Record last updated2023 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

911 physician assistant records list a practice address in Pittsburgh

They are 911 of the 28,866 NPPES records with a practice address in Pittsburgh, and 8,020 physician assistant records in Pennsylvania.

The 8 physician assistant records with the nearest ZIP codes

  1. Jeffrey BostPittsburgh, PA 152131063486645
  2. Kimberly Farrell, PA-CPittsburgh, PA 152131437134277
  3. Marybeth Hein, PA-CPittsburgh, PA 152131255446712
  4. Carole HoyPittsburgh, PA 152131790740579
  5. Shay Jones, P.A.-CPittsburgh, PA 152131417954736
  6. Jamie Macurak, PA-CPittsburgh, PA 152131285608380
  7. Lawrence MarcelloPittsburgh, PA 152131982678959
  8. Joseph MartinPittsburgh, PA 152131720052525

Common questions

What is Allison Callahan, PA-C's NPI number?

Allison Callahan, PA-C's National Provider Identifier (NPI) is 1750337937, issued on May 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Allison Callahan, PA-C located?

The NPPES record lists a practice address at 200 Lothrop St, Pittsburgh, PA, 15213. Phone: (412) 647-2345. Providers update this record themselves, so call before visiting.

How can I verify Allison Callahan, PA-C's license?

NPPES lists Pennsylvania license number MA051702, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity 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.

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.