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

William Nelson Katkov, MD

Individual provider Gastroenterology Physician · NPI 1386693646

William Nelson Katkov, MD is a Gastroenterology in Santa Monica, California. Graduated from University of Southern California Keck School of Medicine in 1983, 43 years ago. Practices with Cedars-Sinai Medical Care Foundation, a 1,696-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
43
Trained at
University of Southern California Keck School of Medicine
Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

2001 Santa Monica Blvd Ste 360W
Santa Monica, CA 90404-2102
Phone: (310) 453-1871
Fax: (310) 453-1871
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence G54468 (CA)

Record details

NPI number1386693646
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 6, 2006
Last updated in NPPESDecember 19, 2007

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF SOUTHERN CALIFORNIA KECK SCHOOL OF MEDICINE
Graduated 1983 (43 years in practice)
Group practice Cedars-Sinai Medical Care Foundation — 1696 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations5 on file with Medicare

Other providers in Santa Monica