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

Dr. Ethan Israel Bortniker, MD

Individual provider Gastroenterology Physician · NPI 1396905576

Dr. Ethan Israel Bortniker, MD is a Gastroenterology in San Diego, California. Graduated from Boston University School of Medicine in 2008, 18 years ago. Practices with Genesis Healthcare Partners PC, a 220-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
18
Trained at
Boston University School of Medicine
Licensed in
CA
In the registry since
2008
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

200 W Arbor Dr
San Diego, CA 92103-9000
Phone: (800) 926-8273
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence A155188 (CA)

Record details

NPI number1396905576
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 11, 2008
Last updated in NPPESJanuary 30, 2019

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolBOSTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 2008 (18 years in practice)
Group practice Genesis Healthcare Partners Pc — 220 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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