NPPES file of Aug 9, 2026

Marion K. Studebaker, M.D.

Family Medicine Physician · Yukon, OK

Marion K. Studebaker, M.D. is a family medicine physician with a practice address in Yukon, Oklahoma, and NPI 1306875729, issued on Jun 30, 2006. Check the license (Oklahoma 13434, 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
1306875729
Name
Marion K. Studebaker
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
13434 OK
Self-reported in NPPES; status is on the state search
Practice location
520 S Mustang RD, Yukon, OK 73099
Phone
(405) 936-5910
Enumerated
Jun 30, 2006
Record last updated
Sep 14, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(405) 577-2605
Medicaid ID
100088380A OK
Medicare enrollment
Enrolled (PECOS I20041105000983); accepts Medicare assignment
Medical or professional school
University Of Oklahoma College Of Medicine, 1973
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 520 S Mustang RD

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

  1. Katrina Bates, APRNFamily Nurse Practitioner1497399661
  2. Mariela Bernal Irizarry, M.D.Family Medicine Physician1447690946
  3. Sarah BoedeckerFamily Nurse Practitioner1053245431
  4. John Bundy, M.D.Family Medicine Physician1821027210
  5. Alena Costulas, PAPhysician Assistant1851008460
  6. Gregory Dennis, DOFamily Medicine Physician1508976051

Verify Marion K. Studebaker 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 13434
    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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2.6 times the Medicare Part D claims of the average family medicine physician in 2024

9,155 Medicare Part D claims for 685 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 191 claims were for opioids.

  1. Marion Studebaker9,155
  2. Specialty average3,544

Most prescribed

  1. Levothyroxine Sodium614 claims
  2. Atorvastatin Calcium293 claims
  3. Lisinopril285 claims
  4. Amlodipine Besylate250 claims
  5. Alprazolam220 claims
  6. Losartan Potassium210 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.

Industry payments in 2024: $1,730.31

110 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Marion Studebaker$1,730.31
  2. Specialty average$902.55

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

  1. Mercy Clinic Oklahoma CommunitiesOklahoma City, OK

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

Marion K. Studebaker among 2,303 family medicine physician records in Oklahoma

Marion K. Studebaker, M.D. is one of 2,303 family medicine physician records with a practice address in Oklahoma. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 13% of them.

  • NPI issued2006 · 13% of these records are older, 53% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated1973 · median 2008 among the 1,407 with a school on file
  • Record last updated2018 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

44 family medicine physician records list a practice address in Yukon

They are 44 of the 1,197 NPPES records with a practice address in Yukon, and 2,303 family medicine physician records in Oklahoma.

The 8 family medicine physician records with the nearest ZIP codes

  1. Curtis Ball, DOYukon, OK 730991619956943
  2. Catrina Bourne, M.D.Yukon, OK 730991174562763
  3. Curtis Brown, M.D.Yukon, OK 730991467469288
  4. John Bundy, M.D.Yukon, OK 730991821027210
  5. Athena Friese, M.D.Yukon, OK 730991487600086
  6. Tanya Livingston, M.D.Yukon, OK 730991316986854
  7. Robert Lockwood, MDYukon, OK 730991265488829
  8. Mark Mann, M.D.Yukon, OK 730991184649584

Common questions

What is Marion K. Studebaker, M.D.'s NPI number?

Marion K. Studebaker, M.D.'s National Provider Identifier (NPI) is 1306875729, issued on Jun 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Marion K. Studebaker, M.D. located?

The NPPES record lists a practice address at 520 S Mustang RD, Yukon, OK, 73099. Phone: (405) 936-5910. Providers update this record themselves, so call before visiting.

How can I verify Marion K. Studebaker, M.D.'s license?

NPPES lists Oklahoma license number 13434, 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 Marion K. Studebaker, M.D. prescribe under Medicare Part D?

In 2024, Marion K. Studebaker, M.D. had 9,155 Medicare Part D claims for 685 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.