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

Dr. Ace Barash, MD

Individual provider Emergency Medicine Physician · NPI 1861478281

Dr. Ace Barash, MD is an Internal Medicine in Willits, California. Graduated from University of Kansas School of Med (KC/WICH/SAL) in 1979, 47 years ago. Practices with Ukiah Adventist Hospital, a 135-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
47
Trained at
University of Kansas School of Med (KC/WICH/SAL)
Licensed in
CA
In the registry since
2005
Specialties on file
2
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

84 Madrone St
Willits, CA 95490-4249
Phone: (707) 459-6855
Fax: (707) 459-9585
Show map & directions

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

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence G42757 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence G42757 (CA)

Record details

NPI number1861478281
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 16, 2005
Last updated in NPPESSeptember 11, 2025
Mailing address1494 Fawnwood Dr, Ukiah, CA 95482-7552

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesEMERGENCY MEDICINE
Medical schoolUNIVERSITY OF KANSAS SCHOOL OF MED (KC/WICH/SAL)
Graduated 1979 (47 years in practice)
Group practice Ukiah Adventist Hospital — 135 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount