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

Mr. Robert Ertner, MD

Individual provider Anesthesiology Physician · NPI 1104876283

Mr. Robert Ertner, MD is an Anesthesiology in Chico, California. Graduated from Texas Tech University Health Science Center School of Medicine in 2001, 25 years ago. Practices with Orthopedic Associates of Northern California a Medical Group, a 31-clinician group and accepts Medicare assignment. Licensed in California, Missouri and Texas.

Years since qualifying
25
Trained at
Texas Tech University Health Science Center School of Medicine
Licensed in
CA, MO, TX
In the registry since
2006
Specialties on file
6
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

1531 Esplanade
Chico, CA 95926
Phone: (530) 332-7330
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence A97004 (CA)
Anesthesiology Physician Taxonomy 207L00000X · Licence 2006005745 (MO)
Addiction Medicine (Anesthesiology) Physician Taxonomy 207LA0401X · Licence 2006005745 (MO)
Critical Care Medicine (Anesthesiology) Physician Taxonomy 207LC0200X · Licence 2006005745 (MO)
Pain Medicine (Anesthesiology) Physician Taxonomy 207LP2900X · Licence 2006005745 (MO)
Anesthesiology Physician Taxonomy 207L00000X · Licence L2876 (TX)

Record details

NPI number1104876283
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 11, 2006
Last updated in NPPESMarch 15, 2017
Mailing addressPo Box 7096, Stockton, CA 95267-0096

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolTEXAS TECH UNIVERSITY HEALTH SCIENCE CENTER SCHOOL OF MEDICINE
Graduated 2001 (25 years in practice)
Group practice Orthopedic Associates Of Northern California A Medical Group — 31 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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