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

Erwin Grussie

Individual provider Hematology & Oncology Physician · NPI 1679917561

Erwin Grussie is a Hematology/Oncology in Los Angeles, California. Qualified in 2008, 18 years ago. Practices with Cedars-Sinai Medical Care Foundation, a 1,696-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
18
Licensed in
CA
In the registry since
2013
Specialties on file
2
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Practice location Address checks out

11800 Wilshire Blvd # 2F
Los Angeles, CA 90025-6602
Phone: (310) 231-2121
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 181 S Buena Vista St, Burbank, CA 91505-4504 — (818) 748-4900

Specialties & licences

Hematology (Internal Medicine) Physician (primary) Taxonomy 207RH0000X · Licence A138355 (CA)
Hematology & Oncology Physician Taxonomy 207RH0003X · Licence A138355 (CA)

Record details

NPI number1679917561
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedApril 22, 2013
Last updated in NPPESOctober 13, 2025
Certification dateOctober 13, 2025

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Also practisesMEDICAL ONCOLOGY
Medical schoolOTHER
Graduated 2008 (18 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 locations2 on file with Medicare

Other providers in Los Angeles