David Wayne Rader, M.D.
Internal Medicine Physician · Oklahoma City, OK
David Wayne Rader, M.D. is an internal medicine physician with a practice address in Oklahoma City, Oklahoma, and NPI 1255387999, issued on May 25, 2006. Check the license (Oklahoma 16443, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.
- Name
- David Wayne Rader
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 16443 OK
Self-reported in NPPES; status is on the state search - Practice location
- 4200 W Memorial RD, Oklahoma City, OK 73120
- Phone
- (405) 749-4245
- Enumerated
- May 25, 2006
- Record last updated
- Apr 9, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20090917000581); accepts Medicare assignment
- Medical or professional school
- University Of Oklahoma College Of Medicine, 1985
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,115 in Oklahoma → Look up another NPI →
Also registered at 4200 W Memorial RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify David Wayne Rader 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 16443Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average internal medicine physician in 2024
331 Medicare Part D claims for 171 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 45 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen21 claims
- Eliquis19 claims
- Amoxicillin-Clavulanate Potass14 claims
- Pantoprazole Sodium13 claims
- Amlodipine Besylate12 claims
- Cefuroxime12 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: $260.89
2 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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.
3 hospitals and group practices
- Mercy Clinic Oklahoma CommunitiesOklahoma City, OK
- Mercy Hospital Kingfisher, IncKingfisher, OK · Critical Access Hospitals
- Mercy Hospital Logan County, IncGuthrie, OK
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov).
David Wayne Rader among 1,115 internal medicine physician records in Oklahoma
David Wayne Rader, M.D. is one of 1,115 internal medicine physician records with a practice address in Oklahoma. 77% 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 11% of them.
- NPI issued2006 · 11% of these records are older, 57% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1985 · median 2007 among the 653 with a school on file
- Record last updated2018 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
418 internal medicine physician records list a practice address in Oklahoma City
They are 418 of the 22,359 NPPES records with a practice address in Oklahoma City, and 1,115 internal medicine physician records in Oklahoma.
All 1,115 in Oklahoma → Every provider in Oklahoma City → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Dustan Buckley, MDOklahoma City, OK 731201730171794
- Michael Crawford, MDOklahoma City, OK 731201780689307
- Leanne Dias Da Silva, MDOklahoma City, OK 731201689879355
- S A Dean Drooby, MDOklahoma City, OK 731201598747354
- Patrice Go, M.D.Oklahoma City, OK 731201164508750
- Joseph Lee, D.O.Oklahoma City, OK 731201255358891
- Joseph Metz, MDOklahoma City, OK 731201144324443
- Raha Nael, MDOklahoma City, OK 731201720128630
Common questions
What is David Wayne Rader, M.D.'s NPI number?
David Wayne Rader, M.D.'s National Provider Identifier (NPI) is 1255387999, issued on May 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David Wayne Rader, M.D. located?
The NPPES record lists a practice address at 4200 W Memorial RD, Oklahoma City, OK, 73120. Phone: (405) 749-4245. Providers update this record themselves, so call before visiting.
How can I verify David Wayne Rader, M.D.'s license?
NPPES lists Oklahoma license number 16443, 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 David Wayne Rader, M.D. prescribe under Medicare Part D?
In 2024, David Wayne Rader, M.D. had 331 Medicare Part D claims for 171 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.