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

Dr. Ethan Andrew Winkler, MD, PHD

Individual provider Neurological Surgery Physician · NPI 1205271236

Dr. Ethan Andrew Winkler, MD, PHD is a Neurosurgery in San Francisco, California. Graduated from University of Rochester School of Medicine and Dentistry in 2014, 12 years ago. Practices with University of California San Francisco, a 1,793-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Arizona and California.

Years since qualifying
12
Trained at
University of Rochester School of Medicine and Dentistry
Licensed in
AZ, CA
In the registry since
2013
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

400 Parnassus Ave # A808
San Francisco, CA 94143-2202
Phone: (415) 353-7500
Fax: (415) 353-2889
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Specialties & licences

Neurological Surgery Physician (primary) Taxonomy 207T00000X · Licence A139840 (CA)
Neurological Surgery Physician Taxonomy 207T00000X · Licence 64617 (AZ)

Record details

NPI number1205271236
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorYes
NPI enumeratedMay 3, 2013
Last updated in NPPESOctober 31, 2023
Certification dateOctober 31, 2023

Medicare enrollment

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

Medicare specialtyNEUROSURGERY
Medical schoolUNIVERSITY OF ROCHESTER SCHOOL OF MEDICINE AND DENTISTRY
Graduated 2014 (12 years in practice)
Group practice University Of California San Francisco — 1793 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations7 on file with Medicare

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