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

Jay Paul Klarnet, MD

Individual provider Medical Oncology Physician · NPI 1538258314

Jay Paul Klarnet, MD is a Medical Oncology in Oxnard, California. Graduated from State University of New York at Buffalo School of Medicine in 1980, 46 years ago. Practices with Hrmc, LLC, a 34-clinician group and accepts Medicare assignment. Licensed in Arizona, California and Washington.

Years since qualifying
46
Trained at
State University of New York at Buffalo School of Medicine
Licensed in
AZ, CA, WA
In the registry since
2006
Specialties on file
4
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1700 N Rose Ave Ste 470
Oxnard, CA 93030-7659
Phone: (805) 988-7080
Fax: (805) 988-7081
Show map & directions

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

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence G88453 (CA)
Medical Oncology Physician Taxonomy 207RX0202X · Licence Z185726 (AZ)
Medical Oncology Physician Taxonomy 207RX0202X · Licence MD00021124 (WA)
Hematology & Oncology Physician Taxonomy 207RH0003X · Licence MD00021124 (WA)

Record details

NPI number1538258314
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 12, 2006
Last updated in NPPESMarch 4, 2026
Certification dateMarch 4, 2026
Mailing address1700 N Rose Ave Ste 470, Oxnard, CA 93030-7659

Medicare enrollment

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

Medicare specialtyMEDICAL ONCOLOGY
Also practisesHEMATOLOGY/ONCOLOGY
Medical schoolSTATE UNIVERSITY OF NEW YORK AT BUFFALO SCHOOL OF MEDICINE
Graduated 1980 (46 years in practice)
Group practice Hrmc, Llc — 34 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare