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

Allen William Cortez, MD

Individual provider Surgery Physician · NPI 1518916089

Allen William Cortez, MD is a General Surgery in Santa Rosa, California. Graduated from University of Michigan Medical School in 1991, 35 years ago. Practices with Sutter Bay Medical Foundation, a 3,762-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
35
Trained at
University of Michigan Medical School
Licensed in
CA
In the registry since
2006
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

1701 4th St Ste 200
Santa Rosa, CA 95404-3601
Phone: (707) 579-2100
Fax: (707) 523-0616
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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 G76718 (CA)
Trauma Surgery Physician Taxonomy 2086S0127X · Licence G76718 (CA)

Record details

NPI number1518916089
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 10, 2006
Last updated in NPPESFebruary 7, 2012

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Also practisesEMERGENCY MEDICINE
Medical schoolUNIVERSITY OF MICHIGAN MEDICAL SCHOOL
Graduated 1991 (35 years in practice)
Group practice Sutter Bay Medical Foundation — 3762 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

Other providers in Santa Rosa