Eric G. Jahn, M.D.
Internal Medicine Physician · New Brunswick, NJ
Eric G. Jahn, M.D. is an internal medicine physician with a practice address in New Brunswick, New Jersey, and NPI 1265542633, issued on Aug 30, 2006. Check the license (New Jersey 25MA05849900, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Eric G. Jahn
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 25MA05849900 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 277 George St, New Brunswick, NJ 08901
- Phone
- (732) 235-6733
- Enumerated
- Aug 30, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (732) 235-6726
- Medicaid ID
- 5248205 NJ
- Medicare enrollment
- Enrolled (PECOS I20090414000581); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 4,632 in New Jersey → Look up another NPI →
Also registered at 277 George St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Eric G. Jahn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license 25MA05849900Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% fewer Medicare Part D claims than the average internal medicine physician in 2024
670 Medicare Part D claims for 32 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 11 claims were for opioids.
Most prescribed
- Atorvastatin Calcium58 claims
- Lisinopril46 claims
- Hydrochlorothiazide43 claims
- Fluticasone Propionate38 claims
- Omeprazole31 claims
- Metformin Hcl24 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.
Bills Medicare through one group practice
- Rutgers Rwj Eric B. Chandler Health CenterNew Brunswick, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Eric G. Jahn among 4,632 internal medicine physician records in New Jersey
Eric G. Jahn, M.D. is one of 4,632 internal medicine physician records with a practice address in New Jersey. 82% 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, 50% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1988 · median 2000 among the 3,132 with a school on file
- Record last updated2007 · 63% 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 Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
141 internal medicine physician records list a practice address in New Brunswick
They are 141 of the 2,740 NPPES records with a practice address in New Brunswick, and 4,632 internal medicine physician records in New Jersey.
All 4,632 in New Jersey → Every provider in New Brunswick → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Sheila Curry Bryan, MDNew Brunswick, NJ 089011306895263
- Kim Dixon, M.D.New Brunswick, NJ 089011144262130
- Nayan Kothari, MDNew Brunswick, NJ 089011881648244
- Ibiyonu Lawrence, MDNew Brunswick, NJ 089011508829318
- Beth Lewis, MDNew Brunswick, NJ 089011053362392
- Stephen Marcella, MDNew Brunswick, NJ 089011407865694
- Manish Patel, MDNew Brunswick, NJ 089011013983998
- Audrey Pereira, MDNew Brunswick, NJ 089011922022516
Common questions
What is Eric G. Jahn, M.D.'s NPI number?
Eric G. Jahn, M.D.'s National Provider Identifier (NPI) is 1265542633, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Eric G. Jahn, M.D. located?
The NPPES record lists a practice address at 277 George St, New Brunswick, NJ, 08901. Phone: (732) 235-6733. Providers update this record themselves, so call before visiting.
How can I verify Eric G. Jahn, M.D.'s license?
NPPES lists New Jersey license number 25MA05849900, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Eric G. Jahn, M.D. prescribe under Medicare Part D?
In 2024, Eric G. Jahn, M.D. had 670 Medicare Part D claims for 32 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
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.