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

Ann Thomas, MD

Individual provider Hospitalist Physician · NPI 1275797581

Ann Thomas, MD is a Hospitalist in Tulsa, Oklahoma. Qualified in 2004, 22 years ago. Practices with Warren Clinic Inc, a 772-clinician group and accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
22
Licensed in
OK
In the registry since
2008
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

6161 S Yale Ave
Tulsa, OK 74136-1902
Phone: (918) 502-1900
Fax: (918) 494-6303
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 34679 (OK)

Record details

NPI number1275797581
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 16, 2008
Last updated in NPPESApril 13, 2020
Certification dateApril 13, 2020
Mailing address6600 S Yale Ave Ste 1400, Tulsa, OK 74136-3331

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2004 (22 years in practice)
Group practice Warren Clinic Inc — 772 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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