Ralph Maximillian Koenker, MD
Ralph Maximillian Koenker, MD is a Diagnostic Radiology in Greenbrae, California. Graduated from University of California, San Diego School of Medicine in 1985, 41 years ago. Practices with Prima Medical Foundation, a 29-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.
- Years since qualifying
- 41
- Trained at
- University of California, San Diego School of Medicine
- 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.
Practice location Address checks out
250 Bon Air RdGreenbrae, CA 94904-1702
Phone: (415) 925-7000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.
Additional practice locations (1)
- 180 Rowland Way, Novato, CA 94945-5009 — (415) 290-1500
Specialties & licences
| Diagnostic Radiology Physician (primary) | Taxonomy 2085R0202X · Licence G60981 (CA) |
|---|---|
| Neuroradiology Physician | Taxonomy 2085N0700X · Licence G60981 (CA) |
| Vascular & Interventional Radiology Physician | Taxonomy 2085R0204X · Licence G60981 (CA) |
Record details
| NPI number | 1891734265 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | MD |
| Sole proprietor | No |
| NPI enumerated | June 4, 2006 |
| Last updated in NPPES | June 28, 2026 |
| Certification date | June 28, 2026 |
| Mailing address | Po Box 6102, Novato, CA 94948-6102 |
Medicare enrollment
| Medicare specialty | DIAGNOSTIC RADIOLOGY |
|---|---|
| Also practises | INTERVENTIONAL RADIOLOGY |
| Medical school | UNIVERSITY OF CALIFORNIA, SAN DIEGO SCHOOL OF MEDICINE |
| Graduated | 1985 (41 years in practice) |
| Group practice | Prima Medical Foundation — 29 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
| Practice locations | 8 on file with Medicare |
Other providers in Greenbrae
-
Dr. John Benjamin Colby, MD, PHD
250 Bon Air Rd, Greenbrae, CA 94904-1702 · (415) 925-7301