Marvin Williams, D.O.
Maternal & Fetal Medicine Physician · Oklahoma City, OK
Marvin Williams, D.O. is a maternal & fetal medicine physician with a practice address in Oklahoma City, Oklahoma, and NPI 1336121169, issued on Nov 17, 2005. Check the license (Oklahoma 3299, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.
- Name
- Marvin Williams
- Credential
- D.O.
- Primary taxonomy
- Maternal & Fetal Medicine Physician 207VM0101X
- License numbers
- 3299 OK
34.007635 OH
Self-reported in NPPES; status is on the state search - Practice location
- 825 NE 10TH St, Oklahoma City, OK 73104
- Phone
- (405) 271-5400
- Enumerated
- Nov 17, 2005
- Record last updated
- Apr 22, 2008 (not updated in 18 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20041001000542); accepts Medicare assignment
- Medical or professional school
- Oklahoma State University College Of Osteopathic Medicine, 1994
- Entity
- Type 1 · individual
8 nearest maternal & fetal medicine physician records → All 21 in Oklahoma → Look up another NPI →
Also registered at 825 NE 10TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sakher Abdullah, MDHematology & Oncology Physician1932111333
- Zahid Ahmad, MDNephrology Physician1700854049
- Sheila Algan, M.D.Orthopaedic Surgery Physician1629071543
- Mark Allee, MDInternal Medicine Physician1255309597
- Ali Amin, M.D.Vascular Surgery Physician1427073774
- M Andrews, MDInternal Medicine Physician1982672226
Verify Marvin Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOklahoma Board of Medical Licensure and Supervision
Search for license 3299Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 71.7 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $133.25
1 payment: food and beverage; the largest payer was NeuroLogica Corporation, a subsidiary of Samsung Electronics Co., Ltd. The 784 providers of this specialty with any payment received $1,252.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- OU Health Partners IncOklahoma City, OK
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marvin Williams among 21 maternal & fetal medicine physician records in Oklahoma
Marvin Williams, D.O. is one of 21 maternal & fetal medicine physician records with a practice address in Oklahoma. 86% 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, 90% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1994 · median 2012 among the 15 with a school on file
- Record last updated2008 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VM0101X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Maternal & Fetal Medicine Physician providers in Oklahoma
There are 21 maternal & fetal medicine physician records in Oklahoma.
All 21 in Oklahoma → Every provider in Oklahoma City → Maternal & Fetal Medicine Physician nationwide →
The 8 maternal & fetal medicine physician records with the nearest ZIP codes
- David Becker, M.D.Oklahoma City, OK 731041366885972
- Jason Bunn, MDOklahoma City, OK 731041497383558
- Brianna Desire, M.D.Oklahoma City, OK 731041831552363
- Marta Maxted, MDOklahoma City, OK 731041356602080
- Hugh Nadeau, M.D.Oklahoma City, OK 731041710320627
- Stephanie Pierce, M.D.Oklahoma City, OK 731041497042931
- Nandini Raghuraman, MDOklahoma City, OK 731041689969743
- Ankita Raman, M.D.Oklahoma City, OK 731041902345077
Common questions
What is Marvin Williams, D.O.'s NPI number?
Marvin Williams, D.O.'s National Provider Identifier (NPI) is 1336121169, issued on Nov 17, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Marvin Williams, D.O. located?
The NPPES record lists a practice address at 825 NE 10TH St, Oklahoma City, OK, 73104. Phone: (405) 271-5400. Providers update this record themselves, so call before visiting.
How can I verify Marvin Williams, D.O.'s license?
NPPES lists Oklahoma license number 3299, 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.
What is Marvin Williams, D.O.'s MIPS final score?
The 2023 MIPS final score is 71.7 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.