DR. CHRISTOPHER K CO DO
NPI 1558990119
Surgery in Riverside, CA
About Dr. Christopher K Co Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CHRISTOPHER K CO DO (NPI 1558990119) is an individual surgery provider in Riverside, California, licensed in California (21897) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS and is a graduate of Touro Un College Of Osteopathic Medicine, Vallejo (2020).
NPPES Registry Identity
Specialties & Licenses 2
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
Dr. Christopher K Co Do 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
4Medicare enrollment records show Christopher Co reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Riverside, CA 92505
- Reassigned Medicare billing, California enrollment
- 114 clinicians in this Medicare group
Monterey Park, CA 91754
- Reassigned Medicare billing, California enrollment
- 11 clinicians in this Medicare group
Paramount, CA 90723
- Reassigned Medicare billing, California enrollment
- 5 clinicians in this Medicare group
Paramount, CA 90723
- Reassigned Medicare billing, California enrollment
- 34 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 92505 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
RIVERSIDE, CA 92505
RIVERSIDE, CA 92505
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 Christopher Co's NPI number?
The NPI number for Christopher Co is 1558990119. It was assigned to this individual provider in the NPPES registry on April 6, 2020.
Where is Christopher Co located?
Christopher Co practices at 4234 Riverwalk Pkwy Ste 120, Riverside, CA 92505. The listed phone number is (951) 373-5800.
What is Christopher Co's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is Christopher Co enrolled in Medicare?
Yes. Christopher Co 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 Christopher Co's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Co reassigns Medicare benefits to 4 organizations: El-Bershawi Medical Corp (Riverside, CA), Advance Surgeons Medical Group Inc (Monterey Park, CA), Excell Integrated Medical Corporation (Paramount, CA) and Excell Integrated Medical Group Inc (Paramount, 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 Christopher Co'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 Christopher Co was last updated on June 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months 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. Christopher K Co, DO · NPI 1558990119
Surgery physician in Riverside, California. Individual provider, active in the CMS NPPES registry since April 6, 2020.
## Identity
- **NPI:** 1558990119 (Entity type: Individual)
- **Enumerated:** April 6, 2020
- **Primary specialty:** Surgery · taxonomy 208600000X
- **State license:** 21897 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 4234 RIVERWALK PKWY STE 120, Riverside, CA 92505-3304
- **Phone:** (951) 373-5800 · **Fax:** (951) 344-8303
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): El-Bershawi Medical Corp (NPI 1386813103, Riverside, CA); Advance Surgeons Medical Group Inc (NPI 1952311680, Monterey Park, CA); Excell Integrated Medical Corporation (NPI 1164195848, Paramount, CA); Excell Integrated Medical Group Inc (NPI 1659909521, Paramount, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Touro Un College Of Osteopathic Medicine, Vallejo, class of 2020
## Record status
- **NPPES last updated:** June 25, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1558990119) · Data from the CMS NPPES public registry.