NORTHERN CALIFORNIA ORTHOPAEDIC ASSOCIATES CORP
NPI 1558720177
Orthopaedic Surgery in Roseville, CA
About Northern California Orthopaedic Associates Corp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NORTHERN CALIFORNIA ORTHOPAEDIC ASSOCIATES CORP (NPI 1558720177) is a healthcare organization registered as an orthopaedic surgery in Roseville, California and active in the NPI registry since February 2016. The organization lists Aaron Cask, Office Manager, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Northern California Orthopaedic Associates Corp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
8Medicare enrollment records show 8 clinicians reassign Medicare billing to Northern California Orthopaedic Associates Corp, which bills Medicare for the services they deliver. Of these, 2 practice within 10 miles. They are listed nearest first.
Clinicians, nearest first (8)
Sacramento, CA 95823
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Northern California Orthopaedic Associates Corp's NPI number?
The NPI number for Northern California Orthopaedic Associates Corp is 1558720177. It was assigned to this organization in the NPPES registry on February 11, 2016.
Where is Northern California Orthopaedic Associates Corp located?
Northern California Orthopaedic Associates Corp is located at 729 Sunrise Ave Suite 601, Roseville, CA 95661. The listed phone number is (916) 512-6262.
What is Northern California Orthopaedic Associates Corp's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.
Is Northern California Orthopaedic Associates Corp enrolled in Medicare?
Yes. Northern California Orthopaedic Associates Corp is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Northern California Orthopaedic Associates Corp?
According to the CMS Revalidation Reassignment List (October 2026 release), 8 clinicians reassign their Medicare billing to Northern California Orthopaedic Associates Corp, in Emergency Medicine, Family Practice, Hand Surgery, Orthopedic Surgery, Physical Therapist in Private Practice and 1 other specialty. A 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 the clinician's services. Of these, 2 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Northern California Orthopaedic Associates Corp was last updated on February 11, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Northern California Orthopaedic Associates Corp · NPI 1558720177
Orthopaedic Surgery organization in Roseville, California. Organization record, active in the CMS NPPES registry since February 11, 2016.
## Identity
- **NPI:** 1558720177 (Entity type: Organization)
- **Enumerated:** February 11, 2016
- **Primary specialty:** Orthopaedic Surgery · taxonomy 207X00000X
- **Organization subpart:** No
- **Authorized official:** Aaron Cask, OFFICE MANAGER
## Practice location
- **Address:** 729 SUNRISE AVE, SUITE 601, Roseville, CA 95661-4565
- **Phone:** (916) 512-6262 · **Fax:** (916) 512-6262
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 8 clinicians in 6 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Orthopedic Surgery (2), Podiatry (2), Emergency Medicine (1); 2 practice within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 11, 2016
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Source: [NPI Profile](https://npiprofile.com/npi/1558720177) · Data from the CMS NPPES public registry.