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

Mark A Bisignani, MD

Individual provider Radiation Oncology Physician · NPI 1487655882

Mark A Bisignani, MD is a Radiation Oncology in Ukiah, California. Graduated from University of Pittsburgh School of Medicine in 1992, 34 years ago. Practices with Providence Medical Foundation, a 1,465-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California and Minnesota.

Years since qualifying
34
Trained at
University of Pittsburgh School of Medicine
Licensed in
CA, MN
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.

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Practice location Address checks out

1165 S Dora St
Ukiah, CA 95482-8325
Phone: (707) 463-3636
Fax: (707) 463-2714
Show map & directions

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

Additional practice locations (1)

  • 7401 Metro Blvd Ste 210, Edina, MN 55439-3086 — (952) 920-4915

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence G151223 (CA)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence 38599 (MN)

Record details

NPI number1487655882
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 9, 2005
Last updated in NPPESNovember 28, 2023
Certification dateNovember 28, 2023
Mailing address1165 S Dora St, Ukiah, CA 95482-8325

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolUNIVERSITY OF PITTSBURGH SCHOOL OF MEDICINE
Graduated 1992 (34 years in practice)
Group practice Providence Medical Foundation — 1465 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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