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

Dr. Guy Aaron Young, MD

Individual provider Pediatric Hematology & Oncology Physician · NPI 1629175195

Dr. Guy Aaron Young, MD is a Hematology/Oncology in Los Angeles, California. Qualified in 1992, 34 years ago. Practices with Childrens Hospital Los Angeles Medical Group Inc, a 288-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California and Montana.

Years since qualifying
34
Licensed in
CA, MT
In the registry since
2006
Specialties on file
2
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

4650 W Sunset Blvd
Los Angeles, CA 90027-6062
Phone: (323) 361-5507
Fax: (323) 361-7128
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 937 Highland Blvd Ste 5320, Bozeman, MT 59715-6916 — (406) 414-4900

Specialties & licences

Pediatric Hematology & Oncology Physician (primary) Taxonomy 2080P0207X · Licence MED-PHYS-LIC-126509 (MT)
Pediatric Hematology & Oncology Physician Taxonomy 2080P0207X · Licence G85188 (CA)

Record details

NPI number1629175195
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 19, 2006
Last updated in NPPESApril 14, 2026
Certification dateApril 14, 2026

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolOTHER
Graduated 1992 (34 years in practice)
Group practice Childrens Hospital Los Angeles Medical Group Inc — 288 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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