Jacob A. Ouseph, M.D
Internal Medicine Physician · Suffern, NY
Jacob A. Ouseph, M.D is an internal medicine physician with a practice address in Suffern, New York, and NPI 1922274893, issued on May 1, 2008. Check the license (New York 258703, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Jacob A. Ouseph
- Credential
- M.D
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 258703 NY
Self-reported in NPPES; status is on the state search - Practice location
- 255 Lafayette Ave, Suffern, NY 10901
- Phone
- (845) 368-5000
- Enumerated
- May 1, 2008
- Record last updated
- Jun 27, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (845) 368-5989
- Medicare enrollment
- Enrolled (PECOS I20120220000804); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at 255 Lafayette Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mary Abplanalp, N.P.Acute Care Nurse Practitioner1043243926
- Janet Afonso, CRNACertified Registered Nurse Anesthetist1598208506
- Manzoor Alam, MDHospitalist Physician1457630022
- Chukwuma Alozie-NwagbosoAnesthesiology Physician1225491574
- Jennifer Alt, M.D.Anesthesiology Physician1184866063
- Julie Andrews, P.A.Medical Physician Assistant1619011087
Verify Jacob A. Ouseph 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 258703Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average internal medicine physician in 2024
227 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Eliquis22 claims
- Simvastatin22 claims
- Losartan Potassium21 claims
- Tamsulosin Hcl21 claims
- Finasteride20 claims
- Jardiance20 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 practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $265.29
13 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Westchester Medical Center Advanced Physician Services PCValhalla, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jacob A. Ouseph among 12,067 internal medicine physician records in New York
Jacob A. Ouseph, M.D 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 2008, is newer than 56% of them.
- NPI issued2008 · 56% of these records are older, 40% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1996 · 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).
13 internal medicine physician records list a practice address in Suffern
They are 13 of the 1,104 NPPES records with a practice address in Suffern, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Suffern → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Valerio Bariletti, MDSuffern, NY 109011154323780
- Paul Barr, MDSuffern, NY 109011710107461
- Diane Deschino, MDSuffern, NY 109011649268020
- Tobin George, MDSuffern, NY 109011306465992
- Marina Glibicky, MDSuffern, NY 109011245559731
- Mohammad Hafeez, M. D.Suffern, NY 109011639101595
- James Israel, M.D.Suffern, NY 109011497726491
- Nirmala Nanjappa, MDSuffern, NY 109011699734970
Common questions
What is Jacob A. Ouseph, M.D's NPI number?
Jacob A. Ouseph, M.D's National Provider Identifier (NPI) is 1922274893, issued on May 1, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Jacob A. Ouseph, M.D located?
The NPPES record lists a practice address at 255 Lafayette Ave, Suffern, NY, 10901. Phone: (845) 368-5000. Providers update this record themselves, so call before visiting.
How can I verify Jacob A. Ouseph, M.D's license?
NPPES lists New York license number 258703, 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 Jacob A. Ouseph, M.D prescribe under Medicare Part D?
In 2024, Jacob A. Ouseph, M.D had 227 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Jacob A. Ouseph, M.D's MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. 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.