MR. ROBERT ERTNER MD
NPI 1104876283
Anesthesiology in Chico, CA
About Mr. Robert Ertner Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. ROBERT ERTNER MD (NPI 1104876283) is an individual anesthesiology provider in Chico, California, licensed in California (A97004) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of Texas Tech University Health Science Center School Of Medicine (2001).
NPPES Registry Identity
Specialties & Licenses 4
Other Identifiers 4
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Mr. Robert Ertner Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
6Medicare enrollment records show Robert Ertner reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chico, CA 95926
- Reassigned Medicare billing, California enrollment
- 28 clinicians in this Medicare group
Chico, CA 95928
- Reassigned Medicare billing, California enrollment
- 39 clinicians in this Medicare group
Grass Valley, CA 95945
- Reassigned Medicare billing, California enrollment
- 833 clinicians in this Medicare group
Springfield, OR 97477
- Reassigned Medicare billing, Oregon enrollment
- 123 clinicians in this Medicare group
Bakersfield, CA 93301
- Reassigned Medicare billing, California enrollment
- 183 clinicians in this Medicare group
Fort Worth, TX 76109
- Reassigned Medicare billing, Texas enrollment
- 1,612 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 11
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CHICO, CA 95926
CHICO, CA 95926
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Robert Ertner's NPI number?
The NPI number for Robert Ertner is 1104876283. It was assigned to this individual provider in the NPPES registry on May 11, 2006.
Where is Robert Ertner located?
Robert Ertner practices at 1531 Esplanade, Chico, CA 95926. The listed phone number is (530) 332-7330.
What is Robert Ertner's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Robert Ertner enrolled in Medicare?
Yes. Robert Ertner is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Robert Ertner's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Robert Ertner reassigns Medicare benefits to 6 organizations: Northstate Anesthesiology Partners A Medical Corporation (Chico, CA), Orthopedic Associates Of Northern California A Medical Group (Chico, CA), Cep America - Anesthesia PC (Grass Valley, CA), Northwest Anesthesia Physicians PC (Springfield, OR), Coachella Valley Anesthesia A Professional Corporation (Bakersfield, CA) and 1 more organization, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Robert Ertner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Robert Ertner accept?
Health plans from Blue Cross and Blue Shield of Texas and Moda Health Plan, Inc. list Robert Ertner as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Robert Ertner was last updated on March 15, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Mr. Robert Ertner, MD · NPI 1104876283
Anesthesiology physician in Chico, California. Individual provider, active in the CMS NPPES registry since May 11, 2006.
## Identity
- **NPI:** 1104876283 (Entity type: Individual)
- **Enumerated:** May 11, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** A97004 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1531 ESPLANADE, Chico, CA 95926
- **Phone:** (530) 332-7330
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 6 organizations under Medicare reassignment (form CMS-855R): Northstate Anesthesiology Partners A Medical Corporation (NPI 1639382336, Chico, CA); Orthopedic Associates Of Northern California A Medical Group (NPI 1235108077, Chico, CA); Cep America - Anesthesia PC (NPI 1215413638, Grass Valley, CA); Northwest Anesthesia Physicians PC (NPI 1770531196, Springfield, OR); Coachella Valley Anesthesia A Professional Corporation (NPI 1013662048, Bakersfield, CA); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Texas Tech University Health Science Center School Of Medicine, class of 2001
## Record status
- **NPPES last updated:** March 15, 2017
- **Other identifiers:** Medicare PIN 00A970040 (CA); Medicare PIN P00616124 (CA); Medicaid 00A970040 (CA); and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1104876283) · Data from the CMS NPPES public registry.