DR. MARVIN WILLIAMS (D.O.) – Maternal & Fetal Medicine Physician, NPI 1336121169
Maternal & Fetal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
481 OBSTETRICS/GYNECOLOGY in OK
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Provider Addresses for DR. MARVIN WILLIAMS (D.O.)
1122, Northeast 13th Street, Oklahoma City, Oklahoma County, Oklahoma, 73117, United States
ORI 236
OKLAHOMA CITY, OK 731171039
Phone:
Type: Mailing
OU Physicians, 825, Northeast 10th Street, Oklahoma City, Oklahoma County, Oklahoma, 73104, United States
OUPB3200
OKLAHOMA CITY, OK 731045417
Phone: (405) 271-5400
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $133.
Total Amount is formed as General ($133) + Research ($0) + Ownership ($0) = $133.
Last reported payment date: 2024-02-07 • Largest payer in this snapshot: NeuroLogica Corporation, a subsidiary of Samsung Electronics Co., Ltd. ($133).
Total Amount
$133
General + Research + Ownership
Payments
1
Total payment records
General Amount
$133
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-02-07
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2004-10-01
PECOS data refreshed: 2026-06-15
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20041001000542 | I | Obstetrics/Gynecology | OK | TBD |
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.
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 73117)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| A N E S T H E S I O L O G Y | OK | |
| R H E U M A T O L O G Y | OK | |
| Orthopedic Surgery, Hand Surgery | OK | |
| A N E S T H E S I O L O G Y | OK | |
| Hospitalist, Internal Medicine | OK | |
| Pediatric Medicine, Hematology/Oncology | VA | |
| Pulmonary Disease, Internal Medicine | OK | |
| Clinical Psychologist | OK | |
| Emergency Medicine | OK | |
| Critical Care (Intensivists), Pediatric Medicine | OK |
Reviews
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