Marvin Isbell, MD
Surgery Physician · Norman, OK
Marvin Isbell, MD is a surgery physician with a practice address in Norman, Oklahoma, and NPI 1194853226, issued on Mar 1, 2007. Check the license (Oklahoma 26881, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.
- Name
- Marvin Isbell
- Credential
- MD
- Primary taxonomy
- Surgery Physician 208600000X
- License numbers
- 26881 OK
121484 NC
Self-reported in NPPES; status is on the state search - Practice location
- 500 E Robinson St, Norman, OK 73071
- Phone
- (405) 329-4102
- Enumerated
- Mar 1, 2007
- Record last updated
- Feb 22, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (405) 364-3476
- Medicare enrollment
- Enrolled (PECOS I20090828000217); accepts Medicare assignment
- Medical or professional school
- University Of Oklahoma College Of Medicine, 2004
- Entity
- Type 1 · individual
8 nearest surgery physician records → All 348 in Oklahoma → Look up another NPI →
Also registered at 500 E Robinson St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Carol Anderson, D.O., P.C.Obstetrics & Gynecology Physician1790788123
- Bethany Banakos, ARNPFamily Nurse Practitioner1336543016
- Brian Bauer, MSNPediatric Nurse Practitioner1083974836
- Kent Bays,, P.A.Physician Assistant1043271240
- Tresta Bighorse, R.PHPharmacist1295015766
- Richard Carlson, M.D.Pediatrics Physician1124021597
Verify Marvin Isbell 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 26881Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
30% more Medicare Part D claims than the average surgery physician in 2024
191 Medicare Part D claims for 158 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 183 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen82 claims
- Tramadol Hcl71 claims
- Hydromorphone Hcl29 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 MIPS final score for 2023 (Medicare payment program): 91.2 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $261.24
5 payments; by number, the most common kind was food and beverage; the largest payer was Inari Medical, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 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
- Norman Regional Providers Specialty CareNorman, OK
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marvin Isbell among 348 surgery physician records in Oklahoma
Marvin Isbell, MD is one of 348 surgery physician records with a practice address in Oklahoma. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 47% of them.
- NPI issued2007 · 47% of these records are older, 43% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated2004 · median 2004 among the 195 with a school on file
- Record last updated2016 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgery Physician providers in Oklahoma
There are 348 surgery physician records in Oklahoma.
All 348 in Oklahoma → Every provider in Norman → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- John Chace, MDNorman, OK 730711043308059
- Tom Connally, MDNorman, OK 730711326092370
- William Hinojosa, D.O.Norman, OK 730711790936466
- Alex Jones, MDNorman, OK 730711336554880
- John Delcambre, M.D.Norman, OK 730721700957222
- Mohammad Farukhi, M.D.Norman, OK 730721881980126
- Christopher FosterNorman, OK 730721205499035
- Lana Nelson, D.O.Norman, OK 730721679521553
Common questions
What is Marvin Isbell, MD's NPI number?
Marvin Isbell, MD's National Provider Identifier (NPI) is 1194853226, issued on Mar 1, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Marvin Isbell, MD located?
The NPPES record lists a practice address at 500 E Robinson St, Norman, OK, 73071. Phone: (405) 329-4102. Providers update this record themselves, so call before visiting.
How can I verify Marvin Isbell, MD's license?
NPPES lists Oklahoma license number 26881, 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 Marvin Isbell, MD prescribe under Medicare Part D?
In 2024, Marvin Isbell, MD had 191 Medicare Part D claims for 158 beneficiaries; the average among surgery physician prescribers was 147. Part D covers Medicare prescriptions only.
What is Marvin Isbell, MD's MIPS final score?
The 2023 MIPS final score is 91.2 of 100. 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.