Registry data as of Aug 27, 2026

John Black, MD

Emergency Medicine Physician · Mountain Home, AR

John Black, MD is an emergency medicine physician with a practice address in Mountain Home, Arkansas, and NPI 1659334951, issued on Apr 8, 2006. Check the license (Arkansas C4689, as entered in NPPES) on the Arkansas State Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1659334951
Name
John Black
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
C4689 AR
Self-reported in NPPES; status is on the state search
Practice location
624 Hospital Dr, Mountain Home, AR 72653
Phone
(870) 424-1000
Enumerated
Apr 8, 2006
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 624 Hospital Dr

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

  1. Payton Barnett, PAMedical Physician Assistant1639001332
  2. Krista Bell, PHARMDPharmacist1699535831
  3. Billy Bisswanger, MDEmergency Medicine Physician1023280062
  4. Timothy Brown, MDDiagnostic Radiology Physician1013056027
  5. Phillip Bufford, MDFamily Medicine Physician1487617791
  6. Jacob Carter, MDHospitalist Physician1326621319

Verify John Black in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArkansas State Medical Board
    Search for license C4689
    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 Arkansas 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.

96% fewer Medicare Part D claims than the average emergency medicine physician in 2024

15 Medicare Part D claims, against an average of 355 among the 49,029 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. John Black15
  2. Specialty average355

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.

14 emergency medicine physician records list a Mountain Home practice address

They are 14 of the 907 NPPES records with a Mountain Home practice address, and 476 emergency medicine physician records in Arkansas.

Other emergency medicine physician records in Arkansas

  1. Nana-Aishatu Adamu, M.D.Pine Bluff, AR1760839120
  2. Beau Admire, MDHot Springs, AR1568604569
  3. Mohammed Ahmed, MDLittle Rock, AR1740225796
  4. Mohanned Ahmed, M.D.Pine Bluff, AR1053725499
  5. Charles Akin, M.D.Bentonville, AR1548331085
  6. Clinton AkinPine Bluff, AR1730766627
  7. Olakitan Akinjagunla, MDTexarkana, AR1881608727
  8. Hassan Alakshar, MDPine Bluff, AR1194162180
  9. Omar Alazzawi, MDPine Bluff, AR1346816444
  10. Bhavika Albee, MDPine Bluff, AR1316232648

Common questions

What is John Black, MD's NPI number?

John Black, MD's National Provider Identifier (NPI) is 1659334951, issued on Apr 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John Black, MD located?

The NPPES record lists a practice address at 624 Hospital Dr, Mountain Home, AR, 72653. Phone: (870) 424-1000. Providers update this record themselves, so call before visiting.

How can I verify John Black, MD's license?

NPPES lists Arkansas license number C4689, as entered by the provider. Search the Arkansas State Medical Board at https://armedicalboard.adh.arkansas.gov/public/verify/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does John Black, MD prescribe under Medicare Part D?

In 2024, John Black, MD had 15 Medicare Part D claims; the average among emergency medicine physician prescribers was 355. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.