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

Dr. Mark William Sornson, MD

Individual provider Dermatology Physician · NPI 1629189550

Dr. Mark William Sornson, MD is a Dermatology in San Diego, California. Graduated from University of California, San Diego School of Medicine in 1998, 28 years ago. Practices with Sharp Rees-Stealy Medical Group Inc, a 874-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
28
Trained at
University of California, San Diego School of Medicine
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.

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Practice location Address checks out

16950 Via Tazon
San Diego, CA 92127-1607
Phone: (858) 521-2393
Fax: (858) 521-2017
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

MOHS-Micrographic Surgery Physician (primary) Taxonomy 207ND0101X · Licence A69605 (CA)
Dermatology Physician Taxonomy 207N00000X · Licence A69605 (CA)

Record details

NPI number1629189550
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 31, 2006
Last updated in NPPESJune 20, 2023
Certification dateJune 20, 2023

Medicare enrollment

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

Medicare specialtyDERMATOLOGY
Medical schoolUNIVERSITY OF CALIFORNIA, SAN DIEGO SCHOOL OF MEDICINE
Graduated 1998 (28 years in practice)
Group practice Sharp Rees-Stealy Medical Group Inc — 874 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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