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

Mary Ellen Mahoney, MD

Individual provider Surgery Physician · NPI 1750352621

Mary Ellen Mahoney, MD is a General Practice in Eureka, California. Graduated from Stanford University School of Medicine in 1981, 45 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in California.

Years since qualifying
45
Trained at
Stanford 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

636 Harris St Ste A
Eureka, CA 95503-4448
Phone: (707) 476-0690
Fax: (707) 476-0692
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence G48569 (CA)

Record details

NPI number1750352621
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 30, 2006
Last updated in NPPESFebruary 2, 2024
Certification dateFebruary 2, 2024
Mailing addressPo Box 990208, Redding, CA 96099-0208

Medicare enrollment

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

Medicare specialtyGENERAL PRACTICE
Medical schoolSTANFORD UNIVERSITY SCHOOL OF MEDICINE
Graduated 1981 (45 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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