NPPES file of Aug 9, 2026

Gregory Emmett Halligan, M.D.

Specialist · Philadelphia, PA

Gregory Emmett Halligan, M.D. is a specialist with a practice address in Philadelphia, Pennsylvania, and NPI 1881643013, issued on May 6, 2006. Check the license (Pennsylvania MD038317L, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1881643013
Name
Gregory Emmett Halligan
Credential
M.D.
Primary taxonomy
Specialist 174400000X
License number
MD038317L PA
Self-reported in NPPES; status is on the state search
Practice location
Erie Ave AT Front St, Philadelphia, PA 19134
Phone
(215) 427-8984
Enumerated
May 6, 2006
Record last updated
Mar 15, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(215) 427-6684
Medicaid ID
0009836200001 PA
Medicare enrollment
Enrolled (PECOS I20110330000127); 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 Erie Ave AT Front St

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

  1. Kim Fudge, PA-CPhysician Assistant1770732349
  2. Jan Goplerud, M.D.Neonatal-Perinatal Medicine Physician1265480123
  3. Lori Luck, M.D.Pediatric Hematology & Oncology Physician1841247756
  4. Iraj Rezvani, MDPediatric Endocrinology Physician1457349359
  5. Sandi Mae See Tai, M.D.Pediatric Nephrology Physician1205969607

Verify Gregory Emmett Halligan 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 MD038317L    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
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96% fewer Medicare Part D claims than the average specialist in 2024

50 Medicare Part D claims, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D.

  1. Gregory Halligan50
  2. Specialty average1,380

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. Stc Pediatrics LLCPhiladelphia, PA

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

Specialist providers in Pennsylvania

There are 2,031 specialist records in Pennsylvania.

All 2,031 in Pennsylvania → Every provider in Philadelphia →

Other specialist records in Pennsylvania

  1. Edwin Abbott, D.OWest Chester, PA1225244924
  2. Rula Abbud-AntakiAllison Park, PA1407241920
  3. Elie Abdallah, M.D.Greensburg, PA1528228947
  4. Raed Abdullah, MDPittsburgh, PA1962474353
  5. Steven Abo, MDPittsburgh, PA1669444766
  6. William AbrahamPittsburgh, PA1205805587
  7. Ya'Aqov Abrams, MDPittsburgh, PA1871565234
  8. Mohamad Abul-Ela, MDNew Castle, PA1649337411
  9. Jose Acosta, M.D.Lewistown, PA1831147933
  10. Jennifer Acquaviva, MPTPhiladelphia, PA1346366820

Common questions

What is Gregory Emmett Halligan, M.D.'s NPI number?

Gregory Emmett Halligan, M.D.'s National Provider Identifier (NPI) is 1881643013, issued on May 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gregory Emmett Halligan, M.D. located?

The NPPES record lists a practice address at Erie Ave AT Front St, Philadelphia, PA, 19134. Phone: (215) 427-8984. Providers update this record themselves, so call before visiting.

How can I verify Gregory Emmett Halligan, M.D.'s license?

NPPES lists Pennsylvania license number MD038317L, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.

How much does Gregory Emmett Halligan, M.D. prescribe under Medicare Part D?

In 2024, Gregory Emmett Halligan, M.D. had 50 Medicare Part D claims; the average among specialist prescribers was 1,380. 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.