NPPES file of Aug 9, 2026

Mark A. Black, M.D.

Emergency Medicine Physician · Oklahoma City, OK

Mark A. Black, M.D. is an emergency medicine physician with a practice address in Oklahoma City, Oklahoma, and NPI 1598939340, issued on Apr 14, 2008. Check the license (Oklahoma 46888, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1598939340
Name
Mark A. Black
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
46888 OK
ME-124249 FL
253622 NY
Self-reported in NPPES; status is on the state search
Practice location
1122 NE 13TH St # 1200, Oklahoma City, OK 73117
Phone
(405) 271-8558
Enumerated
Apr 14, 2008
Record last updated
May 27, 2026
Medicare enrollment
Enrolled (PECOS I20250522002127); 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 1122 NE 13TH St # 1200

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

  1. Eric Beaver, M.D.Hospice and Palliative Medicine (Internal Medicine) Physician1669866737
  2. Shaiv Patel, MDGeneral Practice Physician1205396850
  3. George Wuni, MDInternal Medicine Physician1376117408

Verify Mark A. Black in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOklahoma Board of Medical Licensure and Supervision
    Search for license 46888
    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 Oklahoma 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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Bills Medicare through one group practice

  1. Rock Regional Hospital LLCDerby, KS

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

Mark A. Black among 748 emergency medicine physician records in Oklahoma

Mark A. Black, M.D. is one of 748 emergency medicine physician records with a practice address in Oklahoma. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 36% of them.

  • NPI issued2008 · 36% of these records are older, 60% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2007 · median 2016 among the 438 with a school on file
  • Record last updated2026 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in Oklahoma

There are 748 emergency medicine physician records in Oklahoma.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Chris Bradshaw, D.O.Oklahoma City, OK 731191255686697
  2. Weldon Tanner, DOOklahoma City, OK 731191861800716
  3. Joseph Valaitis, DOOklahoma City, OK 731191932365277
  4. Timothy Hill, MDOklahoma City, OK 731201447211461
  5. Gary Hillman, D.O.Oklahoma City, OK 731201760444160
  6. Colby Mayo, DOOklahoma City, OK 731201154383297
  7. Brent Mefford, MDOklahoma City, OK 731201497774293
  8. Juan Nalagan, MDOklahoma City, OK 731201841259876

Common questions

What is Mark A. Black, M.D.'s NPI number?

Mark A. Black, M.D.'s National Provider Identifier (NPI) is 1598939340, issued on Apr 14, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Mark A. Black, M.D. located?

The NPPES record lists a practice address at 1122 NE 13TH St # 1200, Oklahoma City, OK, 73117. Phone: (405) 271-8558. Providers update this record themselves, so call before visiting.

How can I verify Mark A. Black, M.D.'s license?

NPPES lists Oklahoma license number 46888, as entered by the provider. Search the Oklahoma Board of Medical Licensure and Supervision at https://www.okmedicalboard.org/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.