NPPES file of Aug 9, 2026

Allison Leigh Cohen, MD

Endocrinology, Diabetes & Metabolism Physician · Salem, MA

Allison Leigh Cohen, MD is an endocrinology, diabetes & metabolism physician with a practice address in Salem, Massachusetts, and NPI 1023084654, issued on Feb 24, 2006. Check the license (Massachusetts 212036, 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
1023084654
Name
Allison Leigh Cohen
Credential
MD
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License number
212036 MA
Self-reported in NPPES; status is on the state search
Practice location
331 Highland Ave Rear, Salem, MA 01970
Phone
(978) 542-0331
Enumerated
Feb 24, 2006
Record last updated
Mar 5, 2024
Fax
(978) 744-1875
Medicare enrollment
Enrolled (PECOS I20070611000424); accepts Medicare assignment
Medical or professional school
University Of Connecticut School Of Medicine, 2001
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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Verify Allison Leigh Cohen 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 212036
    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

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38% more Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024

3,630 Medicare Part D claims for 461 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 51% of claims.

  1. Allison Cohen3,630
  2. Specialty average2,630

Most prescribed

  1. Levothyroxine Sodium432 claims
  2. Metformin Hcl334 claims
  3. Ozempic220 claims
  4. Jardiance219 claims
  5. Trulicity167 claims
  6. Lantus Solostar159 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. 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).

Allison Leigh Cohen among 522 endocrinology, diabetes & metabolism physician records in Massachusetts

Allison Leigh Cohen, MD is one of 522 endocrinology, diabetes & metabolism physician records with a practice address in Massachusetts. 82% 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 14% of them.

  • NPI issued2006 · 14% of these records are older, 52% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2001 · median 2002 among the 378 with a school on file
  • Record last updated2024 · 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 207RE0101X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Endocrinology, Diabetes & Metabolism Physician providers in Massachusetts

There are 522 endocrinology, diabetes & metabolism physician records in Massachusetts.

The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes

  1. Merrick Fisher, MDSalem, MA 019701275589921
  2. Helen Kaulbach, MDPeabody, MA 019601497751374
  3. Yanping Kong, M.D.Peabody, MA 019601205981057
  4. Elise Rodman, MDPeabody, MA 019601720045719
  5. David Toth, M.D., FACEPeabody, MA 019601760458772
  6. Julie Geary, MDNewburyport, MA 019501285691238
  7. Jennifer Braimon, MDMiddleton, MA 019491649373986
  8. Neil Kobrosky, MDGloucester, MA 019301558308205

Common questions

What is Allison Leigh Cohen, MD's NPI number?

Allison Leigh Cohen, MD's National Provider Identifier (NPI) is 1023084654, issued on Feb 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Allison Leigh Cohen, MD located?

The NPPES record lists a practice address at 331 Highland Ave Rear, Salem, MA, 01970. Phone: (978) 542-0331. Providers update this record themselves, so call before visiting.

How can I verify Allison Leigh Cohen, MD's license?

NPPES lists Massachusetts license number 212036, 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 Allison Leigh Cohen, MD prescribe under Medicare Part D?

In 2024, Allison Leigh Cohen, MD had 3,630 Medicare Part D claims for 461 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.