NPPES file of Aug 9, 2026

Barnes D. Keller, MD

Cardiovascular Disease Physician · East Brunswick, NJ

Barnes D. Keller, MD is a cardiovascular disease physician with a practice address in East Brunswick, New Jersey, and NPI 1255375135, issued on Jun 15, 2006. Check the license (New Jersey MA22313, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1255375135
Name
Barnes D. Keller
Credential
MD
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
MA22313 NJ
Self-reported in NPPES; status is on the state search
Practice location
593 Cranbury Road, East Brunswick, NJ 08816
Phone
(732) 390-3333
Enumerated
Jun 15, 2006
Record last updated
Jul 13, 2026
Fax
(732) 257-5432
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 593 Cranbury Road

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Dory Altmann, MDCardiovascular Disease Physician1114954005
  2. Julie Bourne, PA-CPhysician Assistant1043445877
  3. Tricia Gilbert, MDPulmonary Disease Physician1720177090
  4. Andrea Harangozo, MDPulmonary Disease Physician1982793253
  5. Donna Klitzman, MDPulmonary Disease Physician1295824563
  6. Erwin Mermelstein, M.D.Cardiovascular Disease Physician1538102843

Verify Barnes D. Keller in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
    Search for license MA22313
    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 Jersey license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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99% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024

28 Medicare Part D claims, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D.

  1. Barnes Keller28
  2. Specialty average3,078

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.

Barnes D. Keller among 1,102 cardiovascular disease physician records in New Jersey

Barnes D. Keller, MD is one of 1,102 cardiovascular disease physician records with a practice address in New Jersey. 87% 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 16% of them.

  • NPI issued2006 · 16% of these records are older, 40% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileNo · 76% of these records are
  • Record last updated2026 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

19 cardiovascular disease physician records list a practice address in East Brunswick

They are 19 of the 1,455 NPPES records with a practice address in East Brunswick, and 1,102 cardiovascular disease physician records in New Jersey.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. Dory Altmann, MDEast Brunswick, NJ 088161114954005
  2. Anthony Altobelli, MDEast Brunswick, NJ 088161003843905
  3. John Burns, MDEast Brunswick, NJ 088161962466284
  4. Jeanne Demoss, DOEast Brunswick, NJ 088161245263144
  5. Laxmipathi Garipalli, MDEast Brunswick, NJ 088161851325500
  6. Hyung Gi Kim, M.D.East Brunswick, NJ 088161609813781
  7. Ashok Kumar, M.D.East Brunswick, NJ 088161962438036
  8. Erwin Mermelstein, M.D.East Brunswick, NJ 088161538102843

Common questions

What is Barnes D. Keller, MD's NPI number?

Barnes D. Keller, MD's National Provider Identifier (NPI) is 1255375135, issued on Jun 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Barnes D. Keller, MD located?

The NPPES record lists a practice address at 593 Cranbury Road, East Brunswick, NJ, 08816. Phone: (732) 390-3333. Providers update this record themselves, so call before visiting.

How can I verify Barnes D. Keller, MD's license?

NPPES lists New Jersey license number MA22313, 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 Barnes D. Keller, MD prescribe under Medicare Part D?

In 2024, Barnes D. Keller, MD had 28 Medicare Part D claims; the average among cardiovascular disease physician prescribers was 3,078. 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.