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

Individual provider Internal Medicine Physician · NPI 1205839818

Stephen A Hilty, MD is an Internal Medicine in San Luis Obispo, California. Graduated from Geisel School of Medicine at Dartmouth in 1995, 31 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in California.

Years since qualifying
31
Trained at
Geisel School of Medicine at Dartmouth
Licensed in
CA
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

148 Casa St
San Luis Obispo, CA 93405-1804
Phone: (805) 543-8310
Fax: (805) 543-1103
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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 A061885 (CA)

Record details

NPI number1205839818
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 27, 2005
Last updated in NPPESSeptember 22, 2011

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolGEISEL SCHOOL OF MEDICINE AT DARTMOUTH
Graduated 1995 (31 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in San Luis Obispo