NPPES file of Aug 9, 2026

John Hopewell Hebb, MD

Obstetrics & Gynecology Physician · Baltimore, MD

John Hopewell Hebb, MD is an obstetrics & gynecology physician with a practice address in Baltimore, Maryland, and NPI 1720665417, issued on Mar 27, 2021. Check the license (Maryland D0106970, 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
1720665417
Name
John Hopewell Hebb
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
D0106970 MD
Self-reported in NPPES; status is on the state search
Practice location
6569 N Charles St Ste 501, Baltimore, MD 21204
Phone
(410) 938-8960
Enumerated
Mar 27, 2021
Record last updated
Jul 7, 2026
Fax
(410) 583-9770
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 6569 N Charles St Ste 501

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

  1. Amanda Mahle, PH.D., M.D.Obstetrics & Gynecology Physician1285167494
  2. Amanda Nossel, CRNPFamily Nurse Practitioner1356683460

Verify John Hopewell Hebb in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D0106970
    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

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76% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

39 Medicare Part D claims for 12 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 44% of claims.

  1. John Hebb39
  2. Specialty average165

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.

John Hopewell Hebb among 1,034 obstetrics & gynecology physician records in Maryland

John Hopewell Hebb, MD is one of 1,034 obstetrics & gynecology physician records with a practice address in Maryland. 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 2021, is newer than 96% of them.

  • NPI issued2021 · 96% of these records are older, 2% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 58% of these records are
  • Record last updated2026 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in Maryland

There are 1,034 obstetrics & gynecology physician records in Maryland.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Monica Buescher, MDTowson, MD 212041144204603
  2. Susie Chung, M.D.Towson, MD 212041912961871
  3. Margaret Cyzeski, MDBaltimore, MD 212041669455341
  4. Tracy Duke, MDTowson, MD 212041487637161
  5. Laura Erdman, MDBaltimore, MD 212041265438238
  6. Mary Facciolo, MDTowson, MD 212041104809888
  7. Andrea Fitzgerald, M.D.Towson, MD 212041144287780
  8. Lawrence Fogelson, M.D.Towson, MD 212041629092770

Common questions

What is John Hopewell Hebb, MD's NPI number?

John Hopewell Hebb, MD's National Provider Identifier (NPI) is 1720665417, issued on Mar 27, 2021. An NPI identifies a provider in billing; it is not a license.

Where is John Hopewell Hebb, MD located?

The NPPES record lists a practice address at 6569 N Charles St Ste 501, Baltimore, MD, 21204. Phone: (410) 938-8960. Providers update this record themselves, so call before visiting.

How can I verify John Hopewell Hebb, MD's license?

NPPES lists Maryland license number D0106970, 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 John Hopewell Hebb, MD prescribe under Medicare Part D?

In 2024, John Hopewell Hebb, MD had 39 Medicare Part D claims for 12 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.