Forrest Manheimer, MD
Internal Medicine Physician · New York, NY
Forrest Manheimer, MD is an internal medicine physician with a practice address in New York, New York, and NPI 1528003381, issued on Jun 17, 2006. Check the license (New York 179554, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Forrest Manheimer
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 179554 NY
Self-reported in NPPES; status is on the state search - Practice location
- 156 William St, New York, NY 10038
- Phone
- (212) 238-0189
- Enumerated
- Jun 17, 2006
- Record last updated
- Apr 25, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (646) 898-4799
- Medicare enrollment
- Enrolled (PECOS I20051208000737); accepts Medicare assignment
- Medical or professional school
- State University Of New York Downstate Medical Center, 1987
- Entity
- Type 1 · individual
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Verify Forrest Manheimer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 179554Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
71% fewer Medicare Part D claims than the average internal medicine physician in 2024
935 Medicare Part D claims for 332 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Pantoprazole Sodium167 claims
- Sod Sulf-Potass Sulf-Mag Sulf166 claims
- Omeprazole128 claims
- Dexlansoprazole Dr94 claims
- Famotidine72 claims
- Mesalamine48 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): 100 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.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Weill Medical College OF CornellNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Forrest Manheimer among 12,067 internal medicine physician records in New York
Forrest Manheimer, MD is one of 12,067 internal medicine physician records with a practice address in New York. 79% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 53% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1987 · median 2002 among the 7,221 with a school on file
- Record last updated2013 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2,434 internal medicine physician records list a practice address in New York
They are 2,434 of the 98,468 NPPES records with a practice address in New York, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in New York → Internal Medicine Physician nationwide →
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Common questions
What is Forrest Manheimer, MD's NPI number?
Forrest Manheimer, MD's National Provider Identifier (NPI) is 1528003381, issued on Jun 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Forrest Manheimer, MD located?
The NPPES record lists a practice address at 156 William St, New York, NY, 10038. Phone: (212) 238-0189. Providers update this record themselves, so call before visiting.
How can I verify Forrest Manheimer, MD's license?
NPPES lists New York license number 179554, 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 Forrest Manheimer, MD prescribe under Medicare Part D?
In 2024, Forrest Manheimer, MD had 935 Medicare Part D claims for 332 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Forrest Manheimer, MD's MIPS final score?
The 2023 MIPS final score is 100 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.