Robert Martin Schaefer, MD
Obstetrics & Gynecology Physician · Somerset, NJ
Robert Martin Schaefer, MD is an obstetrics & gynecology physician with a practice address in Somerset, New Jersey, and NPI 1972599595, issued on Sep 20, 2005. Check the license (New Jersey 58471, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Robert Martin Schaefer
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 58471 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 680 Easton Ave Ste 2, Somerset, NJ 08873
- Phone
- (732) 846-9080
- Enumerated
- Sep 20, 2005
- Record last updated
- Apr 11, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (732) 846-0171
- Medicare enrollment
- Enrolled (PECOS I20040407000976); may accept Medicare assignment
- Medical or professional school
- Jefferson Medical College Of Thomas Jefferson University, 1980
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 1,362 in New Jersey → Look up another NPI →
Verify Robert Martin Schaefer 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 58471Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
73% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
45 Medicare Part D claims for 16 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
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.
Robert Martin Schaefer among 1,362 obstetrics & gynecology physician records in New Jersey
Robert Martin Schaefer, MD is one of 1,362 obstetrics & gynecology physician records with a practice address in New Jersey. 80% 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, 93% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1980 · median 2003 among the 900 with a school on file
- Record last updated2013 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in New Jersey
There are 1,362 obstetrics & gynecology physician records in New Jersey.
All 1,362 in New Jersey → Every provider in Somerset → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Chikezie Aguh, MDSomerset, NJ 088731407876261
- Dilip Bharucha, MDSomerset, NJ 088731427081736
- Michael Gao, M.D.Somerset, NJ 088731477592228
- Robert Levitt, M.DSomerset, NJ 088731548344799
- Jiun Lo, MDSomerset, NJ 088731558436832
- Anthony Monteiro, DOSomerset, NJ 088731871567610
- Kira Moore, D.O.Somerset, NJ 088731689017576
- Monika Potocki, MDSomerset, NJ 088731760970289
Common questions
What is Robert Martin Schaefer, MD's NPI number?
Robert Martin Schaefer, MD's National Provider Identifier (NPI) is 1972599595, issued on Sep 20, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Robert Martin Schaefer, MD located?
The NPPES record lists a practice address at 680 Easton Ave Ste 2, Somerset, NJ, 08873. Phone: (732) 846-9080. Providers update this record themselves, so call before visiting.
How can I verify Robert Martin Schaefer, MD's license?
NPPES lists New Jersey license number 58471, 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 Robert Martin Schaefer, MD prescribe under Medicare Part D?
In 2024, Robert Martin Schaefer, MD had 45 Medicare Part D claims for 16 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.