Registry data as of Aug 27, 2026

Austin Chiang, MD, MPH

Gastroenterology Physician · Philadelphia, PA

Austin Chiang, MD, MPH is a gastroenterology physician with a practice address in Philadelphia, Pennsylvania, and NPI 1104118843, issued on May 13, 2011. Check the license (Pennsylvania MD461083, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1104118843
Name
Austin Chiang
Credential
MD, MPH
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
MD461083 PA
Self-reported in NPPES; status is on the state search
Practice location
1101 Chestnut St, Philadelphia, PA 19107
Phone
(215) 955-8900
Enumerated
May 13, 2011
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1101 Chestnut St

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

  1. Sarah Adams, CCC-SLPSpeech-Language Pathologist1033068010
  2. Rory Anderson, CRNPFamily Nurse Practitioner1053121186
  3. Sydney Auerbach, PA-CPhysician Assistant1699647206
  4. Marta BeanStudent in an Organized Health Care Education/Training Program1275093809
  5. Kimberly Berenbaum, CRNPAcute Care Nurse Practitioner1760101182
  6. Louis Broad, MDGastroenterology Physician1710085147

Verify Austin Chiang 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 MD461083
    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

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

92% fewer Medicare Part D claims than the average gastroenterology physician in 2024

66 Medicare Part D claims for 18 beneficiaries, against an average of 848 among the 13,066 providers of this specialty who prescribed in Part D. Brand-name drugs were 35% of claims.

  1. Austin Chiang66
  2. Specialty average848

Most prescribed

  1. Omeprazole21 claims
  2. Mounjaro13 claims
  3. Topiramate11 claims

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.

Industry payments in 2024: $25.00

1 payment, mostly food and beverage; the largest payer was Current Health Inc.. The 10,593 providers of this specialty with any payment received $4,948.62 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Austin Chiang$25.00
  2. Specialty average$4,948.62

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. Jefferson University PhysiciansPhiladelphia, PA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Gastroenterology Physician providers in Pennsylvania

There are 876 gastroenterology physician records in Pennsylvania.

Other gastroenterology physician records in Pennsylvania

  1. Gebran Abboud, M.D.Johnstown, PA1518160373
  2. Heitham Abdul-Baki, M.D.Pittsburgh, PA1790978542
  3. Ahmed Abdulhamid, M.D.Hershey, PA1326592775
  4. Faten Aberra, MDPhiladelphia, PA1225042989
  5. Segun Abogunde, MDErie, PA1659302669
  6. Jeffrey Abrams, M.D.Phila, PA1174582076
  7. John Abramson, M.D.Wynnewood, PA1710953633
  8. Abimbola Adenote, MDErie, PA1952786543
  9. Christopher Adkins, M.D.Phila, PA1023350766
  10. Radheshyam Agrawal, MDPittsburgh, PA1518966670

Common questions

What is Austin Chiang, MD, MPH's NPI number?

Austin Chiang, MD, MPH's National Provider Identifier (NPI) is 1104118843, issued on May 13, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Austin Chiang, MD, MPH located?

The NPPES record lists a practice address at 1101 Chestnut St, Philadelphia, PA, 19107. Phone: (215) 955-8900. Providers update this record themselves, so call before visiting.

How can I verify Austin Chiang, MD, MPH's license?

NPPES lists Pennsylvania license number MD461083, 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 Austin Chiang, MD, MPH prescribe under Medicare Part D?

In 2024, Austin Chiang, MD, MPH had 66 Medicare Part D claims for 18 beneficiaries; the average among gastroenterology physician prescribers was 848. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.