NPPES file of Aug 9, 2026

Abbas S. Zaidi, MD

Internal Medicine Physician · Brighton, MA

Abbas S. Zaidi, MD is an internal medicine physician with a practice address in Brighton, Massachusetts, and NPI 1598752834, issued on Oct 3, 2005. Check the license (Massachusetts 158451, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; 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
1598752834
Name
Abbas S. Zaidi
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
158451 MA
Self-reported in NPPES; status is on the state search
Practice location
77 Warren St, Brighton, MA 02135
Phone
(617) 562-5256
Enumerated
Oct 3, 2005
Record last updated
Sep 25, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(617) 562-5277
Medicaid ID
3208087 MA
Medicare enrollment
Enrolled (PECOS I20090429000263); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 77 Warren St

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

  1. Karen Albert, LADC1Mental Health Counselor1851603377
  2. Benjamin AldrichAddiction (Substance Use Disorder) Counselor1881574887
  3. Taylor Allard, PSYDCounselor1952882896
  4. Jill Arnold, MS, CCC-SLPSpeech-Language Pathologist1578774683
  5. James Aronson, PH.D.Clinical Psychologist1669562443
  6. Diana Artiga, RNAddiction (Substance Use Disorder) Registered Nurse1649631904

Verify Abbas S. Zaidi in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 158451
    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 Massachusetts 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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53% more Medicare Part D claims than the average internal medicine physician in 2024

4,866 Medicare Part D claims for 313 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 153 claims were for opioids.

  1. Abbas Zaidi4,866
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium421 claims
  2. Amlodipine Besylate301 claims
  3. Omeprazole200 claims
  4. Losartan Potassium196 claims
  5. Metformin Hcl164 claims
  6. Metoprolol Succinate131 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 3 group practices

  1. Revere Medical OF Massachusetts PCBrighton, MA
  2. Steward Medical Group IncBrighton, MA
  3. Steward St Elizabeths Medical Center OF Boston IncBrighton, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Abbas S. Zaidi among 6,825 internal medicine physician records in Massachusetts

Abbas S. Zaidi, MD is one of 6,825 internal medicine physician records with a practice address in Massachusetts. 75% 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, 88% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated1985 · median 2004 among the 4,103 with a school on file
  • Record last updated2017 · 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 207R00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

72 internal medicine physician records list a practice address in Brighton

They are 72 of the 1,638 NPPES records with a practice address in Brighton, and 6,825 internal medicine physician records in Massachusetts.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Brian Ash, M.D.Brighton, MA 021351033180385
  2. Larry Chin, MDBrighton, MA 021351760476832
  3. Ivana Jarolimova, MDBrighton, MA 021351306833942
  4. Hessa Kadet, M.D.Brighton, MA 021351376580480
  5. Lubov Kaplun, M.D.Brighton, MA 021351841247590
  6. Bilal Kaskar, MDBrighton, MA 021351265478440
  7. Sheila Macdonnell, M.D.Brighton, MA 021351245227958
  8. Ida Minevich, MDBrighton, MA 021351891780367

Common questions

What is Abbas S. Zaidi, MD's NPI number?

Abbas S. Zaidi, MD's National Provider Identifier (NPI) is 1598752834, issued on Oct 3, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Abbas S. Zaidi, MD located?

The NPPES record lists a practice address at 77 Warren St, Brighton, MA, 02135. Phone: (617) 562-5256. Providers update this record themselves, so call before visiting.

How can I verify Abbas S. Zaidi, MD's license?

NPPES lists Massachusetts license number 158451, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Abbas S. Zaidi, MD prescribe under Medicare Part D?

In 2024, Abbas S. Zaidi, MD had 4,866 Medicare Part D claims for 313 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.