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

Dr. Jonathan Isaac Witonsky, MD

Individual provider Allergy & Immunology Physician · NPI 1679005813

Dr. Jonathan Isaac Witonsky, MD is a Pediatric Medicine in San Francisco, California. Graduated from Albert Einstein College of Medicine of Yeshiva University in 2017, 9 years ago. Practices with University of California San Francisco, a 1,793-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
9
Trained at
Albert Einstein College of Medicine of Yeshiva University
Licensed in
CA
In the registry since
2017
Specialties on file
3
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 6
San Francisco, CA 94143-2350
Phone: (415) 353-7337
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1200 El Camino Real, South San Francisco, CA 94080-3299 — (650) 742-2000

Specialties & licences

Pediatric Allergy/Immunology Physician (primary) Taxonomy 2080P0201X · Licence A160639 (CA)
Allergy & Immunology Physician Taxonomy 207K00000X · Licence A160639 (CA)
Pediatrics Physician Taxonomy 208000000X · Licence A160639 (CA)

Record details

NPI number1679005813
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 28, 2017
Last updated in NPPESApril 19, 2023
Certification dateApril 18, 2023

Medicare enrollment

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

Medicare specialtyPEDIATRIC MEDICINE
Also practisesALLERGY/IMMUNOLOGY
Medical schoolALBERT EINSTEIN COLLEGE OF MEDICINE OF YESHIVA UNIVERSITY
Graduated 2017 (9 years in practice)
Group practice University Of California San Francisco — 1793 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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