Registry data as of Aug 27, 2026

Hannah Do, M.D.

Gastroenterology Physician · Doylestown, PA

Hannah Do, M.D. is a gastroenterology physician with a practice address in Doylestown, Pennsylvania, and NPI 1770808990, issued on Mar 30, 2010. Check the license (Pennsylvania MD456899, 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
1770808990
Name
Hannah Do
Credential
M.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
MD456899 PA
Self-reported in NPPES; status is on the state search
Practice location
599 W State St Ste 200, Doylestown, PA 18901
Phone
(215) 345-6050
Enumerated
Mar 30, 2010
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 599 W State St Ste 200

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

  1. Nasir AkhtarGastroenterology Physician1376816504
  2. Kimberly Alfaro, CRNPAdult Health Nurse Practitioner1588838262
  3. James Bohning, MDGastroenterology Physician1497927776
  4. Eric Gejer, DONuclear Cardiology Physician1104863067
  5. Jonathan Hullmann, M.D.Cardiovascular Disease Physician1275996514
  6. Mayurathan Kesavan, M.DGastroenterology Physician1851687958

Verify Hannah Do 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 MD456899    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.

2.1 times the Medicare Part D claims of the average gastroenterology physician in 2024

1,822 Medicare Part D claims for 507 beneficiaries, against an average of 848 among the 13,066 providers of this specialty who prescribed in Part D.

  1. Hannah Do1,822
  2. Specialty average848

Most prescribed

  1. Omeprazole571 claims
  2. Pantoprazole Sodium323 claims
  3. Famotidine295 claims
  4. Sutab71 claims
  5. Esomeprazole Magnesium62 claims
  6. Lansoprazole45 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: $2,627.79

130 payments, mostly food and beverage; the largest payer was Abbvie 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. Hannah Do$2,627.79
  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.

2 hospital and facility affiliations

  1. Clinical Specialty AssociatesDoylestown, PA
  2. Via AffiliatesDoylestown, 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.

All 876 in Pennsylvania → Every provider in Doylestown →

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 Hannah Do, M.D.'s NPI number?

Hannah Do, M.D.'s National Provider Identifier (NPI) is 1770808990, issued on Mar 30, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Hannah Do, M.D. located?

The NPPES record lists a practice address at 599 W State St Ste 200, Doylestown, PA, 18901. Phone: (215) 345-6050. Providers update this record themselves, so call before visiting.

How can I verify Hannah Do, M.D.'s license?

NPPES lists Pennsylvania license number MD456899, 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 Hannah Do, M.D. prescribe under Medicare Part D?

In 2024, Hannah Do, M.D. had 1,822 Medicare Part D claims for 507 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.

Compiled from official public sources by the editorial process.

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.