DR. PETER CHRISTOPHER BENSON M.D.
NPI 1487680393
Emergency Medicine in Walnut Creek, CA
About Dr. Peter Christopher Benson M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. PETER CHRISTOPHER BENSON M.D. (NPI 1487680393) is an individual emergency medicine provider in Walnut Creek, California, licensed in California (A69360) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 9
Other Identifiers 5
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Peter Christopher Benson M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Peter Benson reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Walnut Creek, CA 94598
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Cep America - California
- 2,323 clinicians in this Medicare group
Walnut Creek, CA 94598
- Reassigned Medicare billing, California enrollment
- 55 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94596 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 12
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WALNUT CREEK, CA 94596
WALNUT CREEK, CA 94596
WALNUT CREEK, CA 94596
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 Peter Benson's NPI number?
The NPI number for Peter Benson is 1487680393. It was assigned to this individual provider in the NPPES registry on June 23, 2006.
Where is Peter Benson located?
Peter Benson practices at 1990 N California Blvd 8th Floor, Walnut Creek, CA 94596. The listed phone number is (925) 895-2519.
What is Peter Benson's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Peter Benson enrolled in Medicare?
Yes. Peter Benson is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Peter Benson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Peter Benson reassigns Medicare benefits to 2 organizations: California Emergency Physician Medical Group (Walnut Creek, CA) and Cep America - Auc PC (Walnut Creek, CA). 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 Peter Benson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Peter Benson was last updated on March 25, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Dr. Peter Christopher Benson, M.D. · NPI 1487680393
Emergency Medicine physician in Walnut Creek, California. Individual provider, active in the CMS NPPES registry since June 23, 2006.
## Identity
- **NPI:** 1487680393 (Entity type: Individual)
- **Enumerated:** June 23, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** A69360 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1990 N CALIFORNIA BLVD, 8TH FLOOR, Walnut Creek, CA 94596-3742
- **Phone:** (925) 895-2519
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): California Emergency Physician Medical Group (NPI 1962791293, Walnut Creek, CA); Cep America - Auc PC (NPI 1568861524, Walnut Creek, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 25, 2015
- **Other identifiers:** Medicare PIN 00A693602 (CA); Medicare PIN 00A693605 (CA); Medicare PIN WG29759A (CA); and 2 more
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Source: [NPI Profile](https://npiprofile.com/npi/1487680393) · Data from the CMS NPPES public registry.