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

Stefan Ruehm, MD

Individual provider Diagnostic Radiology Physician · NPI 1669416632

Stefan Ruehm, MD is a Diagnostic Radiology in Los Angeles, California. Qualified in 1992, 34 years ago. Practices with UCLA Radiology Medical Group, a 198-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
34
Licensed in
CA
In the registry since
2006
Specialties on file
3
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

100 UCLA Medical Plz Ste 100
Los Angeles, CA 90024-7000
Phone: (310) 301-6800
Fax: (310) 794-9035
Show map & directions

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

Additional practice locations (2)

  • 13630 Van Nuys Blvd Ste 107, Pacoima, CA 91331-3668 — (747) 777-6099
  • 1245 16th St Ste 105, Santa Monica, CA 90404-1239 — (310) 301-6800

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A97859 (CA)
Diagnostic Radiology Physician Taxonomy 2085R0202X · Licence A97859 (CA)
Vascular & Interventional Radiology Physician Taxonomy 2085R0204X · Licence A97859 (CA)

Record details

NPI number1669416632
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 16, 2006
Last updated in NPPESMarch 24, 2025
Certification dateMarch 24, 2025

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1992 (34 years in practice)
Group practice Ucla Radiology Medical Group — 198 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations33 on file with Medicare

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