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

John Barry Siebenlist, MD

Individual provider Procedural Dermatology Physician · NPI 1164476909

John Barry Siebenlist, MD is a Dermatology in San Luis Obispo, California. Qualified in 1997, 29 years ago. Practices with J Robert West MD Inc, a 138-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
29
Licensed in
CA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1551 Bishop St Ste 220
San Luis Obispo, CA 93401-4635
Phone: (805) 541-0668
Fax: (805) 541-8213
Show map & directions

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

Specialties & licences

Procedural Dermatology Physician (primary) Taxonomy 207NS0135X · Licence A61826 (CA)
MOHS-Micrographic Surgery Physician Taxonomy 207ND0101X · Licence A61826 (CA)

Record details

NPI number1164476909
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 19, 2006
Last updated in NPPESMarch 16, 2016

Medicare enrollment

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

Medicare specialtyDERMATOLOGY
Medical schoolOTHER
Graduated 1997 (29 years in practice)
Group practice J Robert West Md Inc — 138 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount