NPPES file of Aug 9, 2026

Glenn S. Kehlmann, M.D.

Internal Medicine Physician · Brookline, MA

Glenn S. Kehlmann, M.D. is an internal medicine physician with a practice address in Brookline, Massachusetts, and NPI 1942315908, issued on Aug 20, 2006. Check the license (Massachusetts 55467, 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
1942315908
Name
Glenn S. Kehlmann
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
55467 MA
Self-reported in NPPES; status is on the state search
Practice location
637 Washington St, Brookline, MA 02446
Phone
(617) 754-1700
Enumerated
Aug 20, 2006
Record last updated
Apr 22, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(617) 754-1740
Medicare enrollment
Enrolled (PECOS I20050412001017); accepts Medicare assignment
Medical or professional school
University Of Oklahoma College Of Medicine, 1983
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 637 Washington St

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

  1. Laia Clotet Vila, LMHCMental Health Counselor1922520352
  2. Suzanne Gleysteen, M.D.Internal Medicine Physician1871608836
  3. Susan Laster, MDPediatrics Physician1952382327
  4. Izabella Rayev, P.T.Physical Therapist1558474056
  5. Michael Rees, M.D.Internal Medicine Physician1063528982
  6. Luba Rosen, M.D.Physical Medicine & Rehabilitation Physician1811944549

Verify Glenn S. Kehlmann 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 55467
    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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3.1 times the Medicare Part D claims of the average internal medicine physician in 2024

9,743 Medicare Part D claims for 945 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 241 claims were for opioids.

  1. Glenn Kehlmann9,743
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium795 claims
  2. Amlodipine Besylate656 claims
  3. Losartan Potassium544 claims
  4. Levothyroxine Sodium434 claims
  5. Lisinopril344 claims
  6. Lorazepam337 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

  1. Medical Care OF Boston Management CorporationBrookline, MA

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

57 internal medicine physician records list a practice address in Brookline

They are 57 of the 2,357 NPPES records with a practice address in Brookline, and 6,825 internal medicine physician records in Massachusetts.

Other internal medicine physician records in Massachusetts

  1. Nawal Aamir, MDWorcester, MA1588248926
  2. Nathan Abare, MDSpringfield, MA1386852747
  3. Nooshin Abbasi, MD MPHNewton, MA1831888353
  4. Taimur AbbasiBoston, MA1841673522
  5. Lauren Abbate, MDBoston, MA1922099621
  6. Bassima Abdallah, MDBoston, MA1912327305
  7. Maya Abdallah, MDBoston, MA1861854937
  8. Samah Abdallah, MDBrighton, MA1730814971
  9. Omar Abdel-Wahab, M.D.Boston, MA1023042777
  10. Mohab AbdelhalimBoston, MA1871388496

Common questions

What is Glenn S. Kehlmann, M.D.'s NPI number?

Glenn S. Kehlmann, M.D.'s National Provider Identifier (NPI) is 1942315908, issued on Aug 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Glenn S. Kehlmann, M.D. located?

The NPPES record lists a practice address at 637 Washington St, Brookline, MA, 02446. Phone: (617) 754-1700. Providers update this record themselves, so call before visiting.

How can I verify Glenn S. Kehlmann, M.D.'s license?

NPPES lists Massachusetts license number 55467, 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 Glenn S. Kehlmann, M.D. prescribe under Medicare Part D?

In 2024, Glenn S. Kehlmann, M.D. had 9,743 Medicare Part D claims for 945 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.