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

Ryan D Niederkohr, MD

Individual provider Nuclear Medicine Physician · NPI 1679795272

Ryan D Niederkohr, MD is a Nuclear Medicine in Santa Clara, California. Graduated from Ohio State University College of Medicine in 2003, 23 years ago. Practices with Permanente Medical Group Inc, a 10,941-clinician group and accepts Medicare assignment. Licensed in California and Ohio.

Years since qualifying
23
Trained at
Ohio State University College of Medicine
Licensed in
CA, OH
In the registry since
2007
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

700 Lawrence Expy Dept 120
Santa Clara, CA 95051-5173
Phone: (408) 851-5600
Show map & directions

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

Specialties & licences

Nuclear Medicine Physician (primary) Taxonomy 207U00000X · Licence A92396 (CA)
Nuclear Medicine Physician Taxonomy 207U00000X · Licence 35089135 (OH)

Record details

NPI number1679795272
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 3, 2007
Last updated in NPPESDecember 14, 2021
Mailing address1800 Harrison St Fl 7, Oakland, CA 94612-3466

Medicare enrollment

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

Medicare specialtyNUCLEAR MEDICINE
Medical schoolOHIO STATE UNIVERSITY COLLEGE OF MEDICINE
Graduated 2003 (23 years in practice)
Group practice Permanente Medical Group Inc — 10941 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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