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

Dr. Kenneth S Marvin, MD

Individual provider Cardiovascular Disease Physician · NPI 1417035221

Dr. Kenneth S Marvin, MD is a Cardiovascular Disease (Cardiology) in Grass Valley, California. Graduated from Johns Hopkins University School of Medicine in 1982, 44 years ago. Accepts Medicare assignment. Licensed in California.

Years since qualifying
44
Trained at
Johns Hopkins University School of Medicine
Licensed in
CA
In the registry since
2006
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

155 Glasson Way
Grass Valley, CA 95945-5723
Phone: (530) 274-6000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence G65886 (CA)

Record details

NPI number1417035221
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 1, 2006
Last updated in NPPESDecember 2, 2025
Certification dateDecember 2, 2025

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolJOHNS HOPKINS UNIVERSITY SCHOOL OF MEDICINE
Graduated 1982 (44 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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