NPPES file of Aug 9, 2026

Jason W. Black, M.D.

Geriatric Medicine (Family Medicine) Physician · Baltimore, MD

Jason W. Black, M.D. is a geriatric medicine (family medicine) physician with a practice address in Baltimore, Maryland, and NPI 1245259902, issued on Jul 19, 2006. Check the license (Maryland D61199, 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
1245259902
Name
Jason W. Black
Credential
M.D.
Primary taxonomy
Geriatric Medicine (Family Medicine) Physician 207QG0300X
License number
D61199 MD
Self-reported in NPPES; status is on the state search
Practice location
6701 N Charles St, Baltimore, MD 21204
Phone
(443) 849-3184
Enumerated
Jul 19, 2006
Record last updated
Dec 21, 2011 (not updated in 15 years: call before relying on the address or phone)
Medicaid ID
405540300 MD
Medicare enrollment
Enrolled (PECOS I20041027000778); accepts Medicare assignment
Medical or professional school
University Of California, Davis School Of Medicine, 1996
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 St

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

  1. Oluyemi Abiodun, MDInternal Medicine Physician1942628060
  2. Elias Abras, MDEmergency Medicine Physician1033156856
  3. Peter Allinson, M.D.Undersea and Hyperbaric Medicine (Preventive Medicine) Physician1609967983
  4. Ann Anderson, PAPhysician Assistant1902962442
  5. Elizabeth Aquino, CRNPAdult Health Nurse Practitioner1255718870
  6. Alicia Arbaje, M.D.Internal Medicine Physician1962567784

Verify Jason W. Black in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D61199
    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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2.1 times the Medicare Part D claims of the average geriatric medicine (family medicine) physician in 2024

11,044 Medicare Part D claims for 384 beneficiaries, against an average of 5,222 among the 1,271 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 97 claims were for opioids.

  1. Jason Black11,044
  2. Specialty average5,222

Most prescribed

  1. Atorvastatin Calcium532 claims
  2. Levothyroxine Sodium493 claims
  3. Amlodipine Besylate435 claims
  4. Pantoprazole Sodium390 claims
  5. Metoprolol Succinate360 claims
  6. Furosemide355 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. Gilchrist Hospice Care IncGilchrist Elder Medical C, MD

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

Geriatric Medicine (Family Medicine) Physician providers in Maryland

There are 42 geriatric medicine (family medicine) physician records in Maryland.

Other geriatric medicine (family medicine) physician records in Maryland

  1. Grace AboagyeLa Plata, MD1730031584
  2. Kiranmayi Adimoolam, M.D.Pasadena, MD1851688931
  3. Farzana Ajmal, MDGermantown, MD1497841563
  4. Lovie Averill, M.D.Glen Burnie, MD1720032121
  5. Atchutha Geetha Chan Chilakamarri, MDFrederick, MD1750508958
  6. Jennifer Clark, MDGlen Burnie, MD1770707598
  7. Karen Cousins, D.O.Baltimore, MD1912921453
  8. Mel Daly, M.D.Baltimore, MD1154347219
  9. Arvind Desai, M.D.Columbia, MD1851346423
  10. Etosha Dixon, M.D.Baltimore, MD1063473551

Common questions

What is Jason W. Black, M.D.'s NPI number?

Jason W. Black, M.D.'s National Provider Identifier (NPI) is 1245259902, issued on Jul 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jason W. Black, M.D. located?

The NPPES record lists a practice address at 6701 N Charles St, Baltimore, MD, 21204. Phone: (443) 849-3184. Providers update this record themselves, so call before visiting.

How can I verify Jason W. Black, M.D.'s license?

NPPES lists Maryland license number D61199, 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 Jason W. Black, M.D. prescribe under Medicare Part D?

In 2024, Jason W. Black, M.D. had 11,044 Medicare Part D claims for 384 beneficiaries; the average among geriatric medicine (family medicine) physician prescribers was 5,222. 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.