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

John Robert Ashley, MD

Individual provider Dermatology Physician · NPI 1063411825

John Robert Ashley, MD is a Dermatology in Tulsa, Oklahoma. Graduated from University of Oklahoma College of Medicine in 1981, 45 years ago. Practices with Warren Clinic Inc, a 772-clinician group and accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
45
Trained at
University of Oklahoma College of Medicine
Licensed in
OK
In the registry since
2005
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

6565 S Yale Ave Ste 1200
Tulsa, OK 74136-8313
Phone: (918) 502-3376
Fax: (918) 857-1961
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence 13846 (OK)

Record details

NPI number1063411825
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 14, 2005
Last updated in NPPESOctober 12, 2021
Certification dateOctober 12, 2021
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 specialtyDERMATOLOGY
Medical schoolUNIVERSITY OF OKLAHOMA COLLEGE OF MEDICINE
Graduated 1981 (45 years in practice)
Group practice Warren Clinic Inc — 772 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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