NPPES file of Aug 9, 2026

H Alan Schnall, M.D.

Gastroenterology Physician · Forest Hills, NY

H Alan Schnall, M.D. is a gastroenterology physician with a practice address in Forest Hills, New York, and NPI 1295736817, issued on Aug 4, 2005. Check the license (New York 147739, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1295736817
Name
H Alan Schnall
Credential
M.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
147739 NY
Self-reported in NPPES; status is on the state search
Practice location
110 45 Queens Boulevard, Forest Hills, NY 11375
Phone
(718) 520-0600
Enumerated
Aug 4, 2005
Record last updated
Jan 30, 2008 (not updated in 18 years: call before relying on the address or phone)
Medicaid ID
00973620 NY
Medicare enrollment
Enrolled (PECOS I20070921000727); accepts Medicare assignment
Medical or professional school
New York University School Of Medicine, 1980
Telehealth
Offers telehealth (CMS)
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 H Alan Schnall in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 147739
    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 New York license search

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4% more Medicare Part D claims than the average gastroenterology physician in 2024

840 Medicare Part D claims for 276 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. H Alan Schnall840
  2. Specialty average811

Most prescribed

  1. Famotidine238 claims
  2. Pantoprazole Sodium178 claims
  3. Omeprazole72 claims
  4. Sucralfate33 claims
  5. Creon21 claims
  6. Mesalamine21 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.

The MIPS final score for 2023 (Medicare payment program): 50.8 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score62.7
  2. Costout of 100 · 30%85.8
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities0 of 40 points · 15%0.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $15.65

1 payment: food and beverage; the largest payer was Acadia Pharmaceuticals Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. H Alan Schnall$15.65
  2. Specialty average$5,015.95

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

Bills Medicare through one group practice

  1. H Alan Schnall MD PLLCForest Hills, NY

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

H Alan Schnall among 1,797 gastroenterology physician records in New York

H Alan Schnall, M.D. is one of 1,797 gastroenterology physician records with a practice address in New York. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 85% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileYes · 77% of these records are
  • Graduated1980 · median 1999 among the 1,378 with a school on file
  • Record last updated2008 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in New York

There are 1,797 gastroenterology physician records in New York.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Joel Baum, MDForest Hills, NY 113751679592083
  2. Samuel Davidoff, MDForest Hills, NY 113751922055276
  3. Richard Emanuel, MDForest Hills, NY 113751386699023
  4. Arthur Feinerman, M.D.Forest Hills, NY 113751952302507
  5. Mark Friedman, M.D.Forest Hills, NY 113751912999491
  6. Joseph Golyan, MDForest Hills, NY 113751801822820
  7. Prem Misra, MDForest Hills, NY 113751366443863
  8. Kamran Nia, M.D.Forest Hills, NY 113751235191685

Common questions

What is H Alan Schnall, M.D.'s NPI number?

H Alan Schnall, M.D.'s National Provider Identifier (NPI) is 1295736817, issued on Aug 4, 2005. An NPI identifies a provider in billing; it is not a license.

Where is H Alan Schnall, M.D. located?

The NPPES record lists a practice address at 110 45 Queens Boulevard, Forest Hills, NY, 11375. Phone: (718) 520-0600. Providers update this record themselves, so call before visiting.

How can I verify H Alan Schnall, M.D.'s license?

NPPES lists New York license number 147739, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does H Alan Schnall, M.D. prescribe under Medicare Part D?

In 2024, H Alan Schnall, M.D. had 840 Medicare Part D claims for 276 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.

What is H Alan Schnall, M.D.'s MIPS final score?

The 2023 MIPS final score is 50.8 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.