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

Mr. Cosmo Lyle Fraser, MD

Individual provider Nephrology Physician · NPI 1215026760

Mr. Cosmo Lyle Fraser, MD is a Nephrology in Yuba City, California. Graduated from New York University School of Medicine in 1979, 47 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
47
Trained at
New York 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

2115 E Onstott Rd
Yuba City, CA 95991-1556
Phone: (530) 751-0339
Fax: (530) 751-0449
Show map & directions

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

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence C40203 (CA)

Record details

NPI number1215026760
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 12, 2006
Last updated in NPPESOctober 30, 2023
Certification dateOctober 30, 2023

Medicare enrollment

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

Medicare specialtyNEPHROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolNEW YORK UNIVERSITY SCHOOL OF MEDICINE
Graduated 1979 (47 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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