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

Dr. Jessica Margaret Dzubnar Barker, MD

Individual provider Surgical Oncology Physician · NPI 1700349750

Dr. Jessica Margaret Dzubnar Barker, MD is a Surgical Oncology in San Francisco, California. Graduated from Oakland Univ, William Beaumont School of Medicine in 2019, 7 years ago. Practices as a sole proprietor. Licensed in California.

Years since qualifying
7
Trained at
Oakland Univ, William Beaumont School of Medicine
Licensed in
CA
In the registry since
2019
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

1825 4th St Fl 3
San Francisco, CA 94143-2350
Phone: (415) 353-7070
Show map & directions

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

Specialties & licences

Surgical Oncology Physician (primary) Taxonomy 2086X0206X · Licence A181738 (CA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1700349750
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 8, 2019
Last updated in NPPESJuly 14, 2026
Certification dateJuly 14, 2026

Medicare enrollment

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

Medicare specialtySURGICAL ONCOLOGY
Medical schoolOAKLAND UNIV, WILLIAM BEAUMONT SCHOOL OF MEDICINE
Graduated 2019 (7 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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