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

Individual provider Internal Medicine Physician · NPI 1588778542

Kelvin Nolan Kay, MD is an Internal Medicine in Vallejo, California. Graduated from Northwestern University Feinberg Medical School in 2001, 25 years ago. Practices with Permanente Medical Group Inc, a 10,941-clinician group and accepts Medicare assignment. Licensed in Oregon.

Years since qualifying
25
Trained at
Northwestern University Feinberg Medical School
Licensed in
OR
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

975 Sereno Dr
Vallejo, CA 94589-2441
Phone: (925) 876-3882
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD25898 (OR)

Record details

NPI number1588778542
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 18, 2006
Last updated in NPPESDecember 8, 2021

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolNORTHWESTERN UNIVERSITY FEINBERG MEDICAL SCHOOL
Graduated 2001 (25 years in practice)
Group practice Permanente Medical Group Inc — 10941 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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