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

Jeffrey Alan Berenson, MD

Individual provider Internal Medicine Physician · NPI 1902828619

Jeffrey Alan Berenson, MD is an Internal Medicine in Mendocino, California. Graduated from University of California, San Francisco School of Medicine in 1978, 48 years ago. Practices with Attenda Medical Group Inc, a 3-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
48
Trained at
University of California, San Francisco 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

45081 Little Lake St
Mendocino, CA 95460
Phone: (707) 937-1055
Fax: (707) 937-1061
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence G39574 (CA)

Record details

NPI number1902828619
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 24, 2006
Last updated in NPPESMarch 25, 2021
Certification dateMarch 25, 2021
Mailing address3536 Mendocino Ave, Suite 200, Santa Rosa, CA 95403-3634

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF CALIFORNIA, SAN FRANCISCO SCHOOL OF MEDICINE
Graduated 1978 (48 years in practice)
Group practice Attenda Medical Group Inc — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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