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

Dr. Boris S Arutyunov, MD

Individual provider Internal Medicine Physician · NPI 1144562703

Dr. Boris S Arutyunov, MD is a Hospitalist in Pasadena, California. Qualified in 2012, 14 years ago. Practices with Cedars-Sinai Medical Care Foundation, a 1,696-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
14
Licensed in
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.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

100 W California Blvd
Pasadena, CA 91105-3010
Phone: (626) 352-1444
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Additional practice locations (2)

  • 2185 Citracado Pkwy, Escondido, CA 92029-4159 — (760) 291-6700
  • 11035 Moorpark St Apt 201, North Hollywood, CA 91602-3449 — (818) 220-4898

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence A137892 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A137892 (CA)

Record details

NPI number1144562703
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 21, 2013
Last updated in NPPESDecember 19, 2025
Certification dateDecember 19, 2025

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2012 (14 years in practice)
Group practice Cedars-Sinai Medical Care Foundation — 1696 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

Other providers in Pasadena