DR. RYAN DAVID BROWN (M.D.) – Pediatrics Physician, NPI 1154394369

DR. RYAN DAVID BROWN (M.D.) is a healthcare provider. based in Norman, Oklahoma. specializing in EMERGENCY MEDICINE. They hold the professional credentials M.D.. They hold a License No. 22346 (OK). The NPI Number for DR. RYAN DAVID BROWN (M.D.) is 1154394369

Main info

Male
Sole Proprietor
25 Years Of Experience
Accepts Medicare Assignment
Name
DR. RYAN DAVID BROWN (M.D.)
NPI
1154394369
Phone
(405) 579-2552
Address
3812 WARRINGTON WAY
Enumeration Date
8 February 2006
Last Update Date
14 March 2011

Doctor Profile

Medical School Name
UNIVERSITY OF OKLAHOMA COLLEGE OF MEDICINE
Secondary Phone
-
Graduation Year
2001 (25 years ago)
PAC ID
9638158074
Group Practice PAC ID
5991105876
Professional Enrollment ID
I20040719000444
Address ID
OK731044637OK1200XAVEX358
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

747 EMERGENCY MEDICINE in OK

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Provider Addresses for DR. RYAN DAVID BROWN (M.D.)

  • 3812, Warrington Way, Norman, Cleveland County, Oklahoma, 73072, United States

    NORMAN, OK 730720219

    Phone: (405) 579-2552

    Fax: (405) 271-2228

    Type: Mailing

  • Everett Drive, Oklahoma City, Oklahoma County, Oklahoma, 73013, United States

    OKLAHOMA CITY, OK 731045047

    Phone: (405) 271-2429

    Fax: (405) 271-2421

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2004-07-28

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 2 Medicare enrollment records; no due dates published yet.

Enrollment records

2

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20040719000444IEmergency MedicineOKTBD
I20040728001608IPediatric MedicineTXTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 73072)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 5991105876View full group profile
NameSpecialtyState
Diagnostic RadiologyOK
O P H T H A L M O L O G YOK
Certified Registered Nurse Anesthetist (Crna)OK
R H E U M A T O L O G YOK
Nurse PractitionerOK
Certified Registered Nurse Anesthetist (Crna)OK
Certified Registered Nurse Anesthetist (Crna)OK
Family Practice, HospitalistOK
Medical OncologyRI
Clinical Social WorkerOK

Reviews

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Frequently asked questions

What identifier follows DR. RYAN DAVID BROWN (M.D.) across health systems?
The NPI 1154394369 uniquely identifies DR. RYAN DAVID BROWN (M.D.) in U.S. healthcare data.
Does the public listing show DR. RYAN DAVID BROWN (M.D.) as active?
DR. RYAN DAVID BROWN (M.D.)'s NPI record reflects an active status in NPPES.
What services align with DR. RYAN DAVID BROWN (M.D.)'s listing?
DR. RYAN DAVID BROWN (M.D.)'s public classification highlights Pediatrics Physician. Clinical services aligned with this taxonomy classification.
Can patients visit DR. RYAN DAVID BROWN (M.D.) in Norman, Oklahoma?
For routing, start with Norman, Oklahoma for DR. RYAN DAVID BROWN (M.D.), then verify phone and hours locally.
Who maintains DR. RYAN DAVID BROWN (M.D.)'s record?
Providers certify NPPES data; CMS hosts the public file you are viewing.

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