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

Gregory Lucien Simpson, MD

Individual provider Dermatology Physician · NPI 1740488238

Gregory Lucien Simpson, MD is a Dermatology in Fresno, California. Graduated from University of Tennessee, Hsc, College of Medicine in 2006, 20 years ago. Practices with Central California Faculty Medical Group Inc, a 254-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
20
Trained at
University of Tennessee, Hsc, College of Medicine
Licensed in
CA
In the registry since
2007
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

2335 E Kashian Ln Ste 208
Fresno, CA 93701-2230
Phone: (559) 320-1090
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence A112941 (CA)

Record details

NPI number1740488238
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 5, 2007
Last updated in NPPESAugust 11, 2025
Certification dateAugust 11, 2025
Mailing address2625 E Divisadero St, Fresno, CA 93721-1431

Medicare enrollment

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

Medicare specialtyDERMATOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF TENNESSEE, HSC, COLLEGE OF MEDICINE
Graduated 2006 (20 years in practice)
Group practice Central California Faculty Medical Group Inc — 254 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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