Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. William R Grubb, MD

Individual provider Internal Medicine Physician · NPI 1164582375

Dr. William R Grubb, MD is an Internal Medicine in Tulsa, Oklahoma. Graduated from University of Oklahoma College of Medicine in 1974, 52 years ago. Accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
52
Trained at
University of Oklahoma College of Medicine
Licensed in
OK
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1919 S Wheeling Ave Ste 710
Tulsa, OK 74104-5636
Phone: (918) 756-7110
Fax: (918) 742-7332
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 10720 (OK)

Record details

NPI number1164582375
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 11, 2006
Last updated in NPPESMarch 6, 2025
Certification dateMarch 6, 2025
Mailing address1919 S Wheeling Ave Ste 710, Tulsa, OK 74104-5636

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF OKLAHOMA COLLEGE OF MEDICINE
Graduated 1974 (52 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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