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

Derek L Passer, MD

Individual provider Anesthesiology Physician · NPI 1174055693

Derek L Passer, MD is an Anesthesiology in San Diego, California. Graduated from University of Nebraska College of Medicine in 2017, 9 years ago. Practices with Aspirus Rhinelander and Tomahawk Hospitals and Clinics, Inc, a 554-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in California, Colorado, Washington and Wisconsin.

Years since qualifying
9
Trained at
University of Nebraska College of Medicine
Licensed in
CA, CO, WA, WI
In the registry since
2017
Specialties on file
4
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

3626 Ruffin Rd
San Diego, CA 92123-1810
Phone: (858) 565-9666
Fax: (858) 565-9441
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 1717 S J St, Tacoma, WA 98405-4933 — (253) 985-6403
  • 2116 Craig Rd, Eau Claire, WI 54701-6118 — (715) 858-4610

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence A182607 (CA)
Anesthesiology Physician Taxonomy 207L00000X · Licence MD61505577 (WA)
Anesthesiology Physician Taxonomy 207L00000X · Licence 101829 (WI)
Anesthesiology Physician Taxonomy 207L00000X · Licence DR.0065803 (CO)

Record details

NPI number1174055693
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 3, 2017
Last updated in NPPESOctober 15, 2024
Certification dateOctober 15, 2024

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolUNIVERSITY OF NEBRASKA COLLEGE OF MEDICINE
Graduated 2017 (9 years in practice)
Group practice Aspirus Rhinelander And Tomahawk Hospitals And Clinics, Inc. — 554 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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