NPPES file of Aug 9, 2026

Bonnie Ellen Cohen, MD

Internal Medicine Physician · Towson, MD

Bonnie Ellen Cohen, MD is an internal medicine physician with a practice address in Towson, Maryland, and NPI 1104986876, issued on Dec 11, 2006. Check the license (Maryland D41797, as entered in NPPES) on the Maryland Board of Physicians; 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
1104986876
Name
Bonnie Ellen Cohen
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
D41797 MD
Self-reported in NPPES; status is on the state search
Practice location
6701 N Charles Street, Towson, MD 21204
Phone
(443) 849-2481
Enumerated
Dec 11, 2006
Record last updated
Jun 30, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(443) 849-8447
Medicare enrollment
Enrolled (PECOS I20101015001192); accepts Medicare assignment
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 6701 N Charles Street

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

  1. Laura Brooke, PA-CPhysician Assistant1639323009

Verify Bonnie Ellen Cohen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D41797
    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 Maryland 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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32% fewer Medicare Part D claims than the average internal medicine physician in 2024

2,167 Medicare Part D claims for 163 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 25 claims were for opioids.

  1. Bonnie Cohen2,167
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium173 claims
  2. Amlodipine Besylate135 claims
  3. Eliquis87 claims
  4. Metoprolol Tartrate76 claims
  5. Potassium Chloride68 claims
  6. Baclofen66 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. Kaiser Foundation Health Plan OF The Mid Atlantic States, IncBaltimore, MD

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

Bonnie Ellen Cohen among 3,904 internal medicine physician records in Maryland

Bonnie Ellen Cohen, MD is one of 3,904 internal medicine physician records with a practice address in Maryland. 77% 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 9% of them.

  • NPI issued2006 · 9% of these records are older, 55% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1988 · median 2003 among the 2,445 with a school on file
  • Record last updated2021 · 59% 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 Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

121 internal medicine physician records list a practice address in Towson

They are 121 of the 3,721 NPPES records with a practice address in Towson, and 3,904 internal medicine physician records in Maryland.

The 8 internal medicine physician records with the nearest ZIP codes

  1. David Boersma, M.D.Towson, MD 212041235117219
  2. Jeffrey Briggs, M.D.Baltimore, MD 212041063491371
  3. Pauline Daley Richards, M.D.Baltimore, MD 212041174504864
  4. Iris Davis, MDBaltimore, MD 212041588654297
  5. Vincent Dipietro, M.D.Towson, MD 212041619948791
  6. Donna Dow, M.D.Towson, MD 212041821096355
  7. Pochna Kahle, M.D.Towson, MD 212041417949298
  8. Amit Khosla, M.D.Towson, MD 212041225035165

Common questions

What is Bonnie Ellen Cohen, MD's NPI number?

Bonnie Ellen Cohen, MD's National Provider Identifier (NPI) is 1104986876, issued on Dec 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Bonnie Ellen Cohen, MD located?

The NPPES record lists a practice address at 6701 N Charles Street, Towson, MD, 21204. Phone: (443) 849-2481. Providers update this record themselves, so call before visiting.

How can I verify Bonnie Ellen Cohen, MD's license?

NPPES lists Maryland license number D41797, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Bonnie Ellen Cohen, MD prescribe under Medicare Part D?

In 2024, Bonnie Ellen Cohen, MD had 2,167 Medicare Part D claims for 163 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.