ERIC S CONNER MD
NPI 1164442257
Emergency Medicine in Bakersfield, CA
About Eric S Conner Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ERIC S CONNER MD (NPI 1164442257) is an individual emergency medicine provider in Bakersfield, California, licensed in California (A84828) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Eric S Conner Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
5Medicare enrollment records show Eric Conner reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chamberlain, SD 57325
- Reassigned Medicare billing, South Dakota enrollment
- 422 clinicians in this Medicare group
Bismarck, ND 58501
- Reassigned Medicare billing, North Dakota enrollment
- 40 clinicians in this Medicare group
Bismarck, ND 58501
- Reassigned Medicare billing, North Dakota enrollment
- 616 clinicians in this Medicare group
Clark, SD 57225
- Reassigned Medicare billing, South Dakota enrollment
- 1,097 clinicians in this Medicare group
Bagley, MN 56621
- Reassigned Medicare billing, Minnesota enrollment
- 607 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 2
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 93311 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
BAKERSFIELD, CA 93311
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 Eric Conner's NPI number?
The NPI number for Eric Conner is 1164442257. It was assigned to this individual provider in the NPPES registry on July 20, 2006.
Where is Eric Conner located?
Eric Conner practices at 400 Old River Rd, Bakersfield, CA 93311. The listed phone number is (661) 477-9283.
What is Eric Conner's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Eric Conner enrolled in Medicare?
Yes. Eric Conner is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Eric Conner's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eric Conner reassigns Medicare benefits to 5 organizations: Sanford Health Network (Chamberlain, SD), Healthsource Partners Nd LLC (Bismarck, ND), St. Alexius Medical Center (Bismarck, ND), Sanford Medical Center (Clark, SD) and Sanford Health Of Northern Minnesota (Bagley, MN). 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 Eric Conner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Eric Conner accept?
Health plans from Blue Cross Blue Shield of North Dakota, Wellmark Health Plan of Iowa, Inc. and Wellmark of South Dakota, Inc. list Eric Conner 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 Eric Conner was last updated on August 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Eric S Conner, MD · NPI 1164442257
Emergency Medicine physician in Bakersfield, California. Individual provider, active in the CMS NPPES registry since July 20, 2006.
## Identity
- **NPI:** 1164442257 (Entity type: Individual)
- **Enumerated:** July 20, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** A84828 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 400 OLD RIVER RD, Bakersfield, CA 93311-9781
- **Phone:** (661) 477-9283 · **Fax:** (661) 326-8022
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Sanford Health Network (NPI 1134140825, Chamberlain, SD); Healthsource Partners Nd LLC (NPI 1235619545, Bismarck, ND); St. Alexius Medical Center (NPI 1205868429, Bismarck, ND); Sanford Medical Center (NPI 1699755413, Clark, SD); Sanford Health Of Northern Minnesota (NPI 1972875490, Bagley, MN) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 8, 2007
- **Other identifiers:** Medicare PIN 00A848280 (CA); Medicaid 00A848280 (CA); Medicare UPIN I21896 (CA)
---
Source: [NPI Profile](https://npiprofile.com/npi/1164442257) · Data from the CMS NPPES public registry.