NPPES file of Aug 9, 2026

Beverly A. Brennan, M.D.

Internal Medicine Physician · Haverhill, MA

Beverly A. Brennan, M.D. is an internal medicine physician with a practice address in Haverhill, Massachusetts, and NPI 1174519730, issued on Sep 20, 2005. Check the license (Massachusetts 206547, 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
1174519730
Name
Beverly A. Brennan
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
206547 MA
Self-reported in NPPES; status is on the state search
Practice location
600 Primrose St, Haverhill, MA 01830
Phone
(978) 469-7100
Enumerated
Sep 20, 2005
Record last updated
Jun 1, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(978) 469-7199
Medicaid ID
110041739A MA
Medicare enrollment
Enrolled (PECOS I20041115000897); accepts Medicare assignment
Medical or professional school
University Of Texas Medical School At San Antonio, 1993
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 600 Primrose St

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

  1. Saad Shaikh, PA-CMedical Physician Assistant1184306268

Verify Beverly A. Brennan 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 206547
    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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5% fewer Medicare Part D claims than the average internal medicine physician in 2024

3,025 Medicare Part D claims for 461 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. 130 claims were for opioids.

  1. Beverly Brennan3,025
  2. Specialty average3,176

Most prescribed

  1. Amlodipine Besylate152 claims
  2. Atorvastatin Calcium129 claims
  3. Omeprazole110 claims
  4. Levothyroxine Sodium97 claims
  5. Gabapentin92 claims
  6. Metformin Hcl Er79 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 2 group practices

  1. Mass General Brigham Community Physicians IncHaverhill, MA
  2. Mass General Brigham Medical Group Northern Massachusetts IncDanvers, MA

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

Beverly A. Brennan among 6,825 internal medicine physician records in Massachusetts

Beverly A. Brennan, M.D. 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
  • Graduated1993 · median 2004 among the 4,103 with a school on file
  • Record last updated2019 · 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).

23 internal medicine physician records list a practice address in Haverhill

They are 23 of the 1,185 NPPES records with a practice address in Haverhill, and 6,825 internal medicine physician records in Massachusetts.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Michael Abele, MDHaverhill, MA 018301720050099
  2. David Byrne, M.DHaverhill, MA 018301215925938
  3. Theodora Christopher, MDHaverhill, MA 018301427092576
  4. Kevin Gill, MDHaverhill, MA 018301760436661
  5. Menachem Kohen, MDHaverhill, MA 018301689619371
  6. Jana Oettinger, MDHaverhill, MA 018301437184587
  7. Amy Patterson, PA-CHaverhill, MA 018301407965551
  8. Anuradha Rameneni, M.D.Haverhill, MA 018301679510838

Common questions

What is Beverly A. Brennan, M.D.'s NPI number?

Beverly A. Brennan, M.D.'s National Provider Identifier (NPI) is 1174519730, issued on Sep 20, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Beverly A. Brennan, M.D. located?

The NPPES record lists a practice address at 600 Primrose St, Haverhill, MA, 01830. Phone: (978) 469-7100. Providers update this record themselves, so call before visiting.

How can I verify Beverly A. Brennan, M.D.'s license?

NPPES lists Massachusetts license number 206547, 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 Beverly A. Brennan, M.D. prescribe under Medicare Part D?

In 2024, Beverly A. Brennan, M.D. had 3,025 Medicare Part D claims for 461 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.