NPPES file of Aug 9, 2026

Daniel Adrian Brown, D.O.

Family Medicine Physician · Stillwater, OK

Daniel Adrian Brown, D.O. is a family medicine physician with a practice address in Stillwater, Oklahoma, and NPI 1134310436, issued on Aug 5, 2007. Check the license (Oklahoma 4620, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1134310436
Name
Daniel Adrian Brown
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
4620 OK
Self-reported in NPPES; status is on the state search
Practice location
1815 W 6TH Ave, Stillwater, OK 74074
Phone
(405) 743-7300
Enumerated
Aug 5, 2007
Record last updated
Mar 10, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20230724000358); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 1815 W 6TH Ave

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

  1. Schyler Alley, MHS, PA-CPhysician Assistant1215694088
  2. William Anthony, D.O.Family Medicine Physician1508306655
  3. Gregory Balcerak, DOInternal Medicine Physician1538839154
  4. Terry Brown, M.D.Internal Medicine Physician1124004759
  5. Susan Bullard, M.D.Pediatrics Physician1386629129
  6. James Carley, M.D.Family Medicine Physician1669458303

Verify Daniel Adrian 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 4620
    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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57% fewer Medicare Part D claims than the average family medicine physician in 2024

1,512 Medicare Part D claims for 214 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 27 claims were for opioids.

  1. Daniel Brown1,512
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium98 claims
  2. Levothyroxine Sodium72 claims
  3. Amlodipine Besylate64 claims
  4. Losartan Potassium60 claims
  5. Lisinopril56 claims
  6. Metformin Hcl50 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. Unmc PhysiciansOmaha, NE

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

22 family medicine physician records list a practice address in Stillwater

They are 22 of the 1,440 NPPES records with a practice address in Stillwater, and 2,303 family medicine physician records in Oklahoma.

Other family medicine physician records in Oklahoma

  1. Michael Aaron, M.D.Weatherford, OK1700958659
  2. Shams Abbas, MDOklahoma City, OK1639607963
  3. Nicole Abel, DOTulsa, OK1073142022
  4. Robert Abell, MDOklahoma City, OK1336179126
  5. Penny AberOklahoma City, OK1982530432
  6. Bob Abernathy, DOCordell, OK1114920071
  7. Rochelle Ablah, MDOklahoma City, OK1366656647
  8. Alireza Abolmaali Damghani, MDMidwest City, OK1427275775
  9. Akram Abraham, M.D.Hollis, OK1609857754
  10. John Abraham, MDTulsa, OK1962634535

Common questions

What is Daniel Adrian Brown, D.O.'s NPI number?

Daniel Adrian Brown, D.O.'s National Provider Identifier (NPI) is 1134310436, issued on Aug 5, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Daniel Adrian Brown, D.O. located?

The NPPES record lists a practice address at 1815 W 6TH Ave, Stillwater, OK, 74074. Phone: (405) 743-7300. Providers update this record themselves, so call before visiting.

How can I verify Daniel Adrian Brown, D.O.'s license?

NPPES lists Oklahoma license number 4620, 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 Daniel Adrian Brown, D.O. prescribe under Medicare Part D?

In 2024, Daniel Adrian Brown, D.O. had 1,512 Medicare Part D claims for 214 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.