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

Hitomi Hosoya, MD

Individual provider Internal Medicine Physician · NPI 1265895817

Hitomi Hosoya, MD is a Hematology/Oncology in Los Angeles, California. Qualified in 2009, 17 years ago. Practices with Cedars-Sinai Medical Center, a 795-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California and Pennsylvania.

Years since qualifying
17
Licensed in
CA, PA
In the registry since
2016
Specialties on file
3
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

127 S San Vicente Blvd Fl 7
Los Angeles, CA 90048-3311
Phone: (310) 423-1160
Fax: (310) 423-4646
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 (1)

  • 8700 Beverly Blvd, West Hollywood, CA 90048-1804 — (310) 423-1160

Specialties & licences

Hematology (Internal Medicine) Physician (primary) Taxonomy 207RH0000X · Licence A163013 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A163013 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence MT210849 (PA)

Record details

NPI number1265895817
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 31, 2016
Last updated in NPPESNovember 4, 2025
Certification dateNovember 4, 2025

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2009 (17 years in practice)
Group practice Cedars-Sinai Medical Center — 795 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Los Angeles