NPPES file of Aug 9, 2026

Donald Brown, MD

Obstetrics & Gynecology Physician · Oklahoma City, OK

Donald Brown, MD is an obstetrics & gynecology physician with a practice address in Oklahoma City, Oklahoma, and NPI 1225014681, issued on Dec 19, 2005. Check the license (Oklahoma 12328, 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 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1225014681
Name
Donald Brown
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
12328 OK
Self-reported in NPPES; status is on the state search
Practice location
3435 NW 56TH St Ste 1010, Oklahoma City, OK 73112
Phone
(405) 945-5275
Enumerated
Dec 19, 2005
Record last updated
Jan 13, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(405) 945-5232
Medicaid ID
100226930B OK
Medicare enrollment
Enrolled (PECOS I20040728001675); accepts Medicare assignment
Medical or professional school
University Of Oklahoma College Of Medicine, 1978
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 3435 NW 56TH St Ste 1010

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

  1. Larry Houk, M.D.Obstetrics & Gynecology Physician1316987183

Verify Donald Brown 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 12328
    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

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48% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024

245 Medicare Part D claims for 52 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.

  1. Donald Brown245
  2. Specialty average165

Most prescribed

  1. Estradiol97 claims
  2. Progesterone29 claims
  3. Premarin18 claims
  4. Ketoconazole13 claims
  5. Fluconazole12 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 77.7 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score82.5
  2. Costout of 100 · 30%43.1
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $18.33

1 payment: food and beverage; the largest payer was Meditrina. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Donald Brown$18.33
  2. Specialty average$1,030.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Integris Ambulatory Care CorporationOklahoma City, OK

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

Donald Brown among 438 obstetrics & gynecology physician records in Oklahoma

Donald Brown, MD is one of 438 obstetrics & gynecology physician records with a practice address in Oklahoma. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 88% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated1978 · median 2006 among the 267 with a school on file
  • Record last updated2020 · 58% 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 Oklahoma 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 Oklahoma

There are 438 obstetrics & gynecology physician records in Oklahoma.

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

  1. Lorri Dobbins, DOOklahoma City, OK 731121912945817
  2. Mark Ebert, MDOklahoma City, OK 731121801882097
  3. Lauranne Harris, MDOklahoma City, OK 731121265434997
  4. Glen Henry, MDOklahoma City, OK 731121639168578
  5. Larry Houk, M.D.Oklahoma City, OK 731121316987183
  6. Lawrence Kincheloe, MDOklahoma City, OK 731121548212293
  7. James Lackey, M.D.Oklahoma City, OK 731121578532107
  8. Joe Merritt, M.D.Oklahoma City, OK 731121922003268

Common questions

What is Donald Brown, MD's NPI number?

Donald Brown, MD's National Provider Identifier (NPI) is 1225014681, issued on Dec 19, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Donald Brown, MD located?

The NPPES record lists a practice address at 3435 NW 56TH St Ste 1010, Oklahoma City, OK, 73112. Phone: (405) 945-5275. Providers update this record themselves, so call before visiting.

How can I verify Donald Brown, MD's license?

NPPES lists Oklahoma license number 12328, 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.

How much does Donald Brown, MD prescribe under Medicare Part D?

In 2024, Donald Brown, MD had 245 Medicare Part D claims for 52 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.

What is Donald Brown, MD's MIPS final score?

The 2023 MIPS final score is 77.7 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.