DR. AARON B CULLEN MD
NPI 1255312476
Orthopaedic Surgery in Sacramento, CA
About Dr. Aaron B Cullen Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. AARON B CULLEN MD (NPI 1255312476) is an individual orthopaedic surgery provider in Sacramento, California, licensed in California (A88263) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS and is a graduate of Temple University School Of Medicine (2003).
NPPES Registry Identity
Specialties & Licenses
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. Aaron B Cullen 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 Reassignment
Medicare enrollment records show Aaron Cullen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Stockton, CA 95210
- Reassigned Medicare billing, California enrollment
- 20,078 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 95817 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SACRAMENTO, CA 95817
SACRAMENTO, CA 95817
SACRAMENTO, CA 95817
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 Aaron Cullen's NPI number?
The NPI number for Aaron Cullen is 1255312476. It was assigned to this individual provider in the NPPES registry on November 7, 2005.
Where is Aaron Cullen located?
Aaron Cullen practices at 4860 Y St Acc #3800, Sacramento, CA 95817. The listed phone number is (916) 734-2807.
What is Aaron Cullen's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.
Is Aaron Cullen enrolled in Medicare?
Yes. Aaron Cullen 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 organization bills Medicare for Aaron Cullen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Aaron Cullen reassigns Medicare benefits to Permanente Medical Group Inc (Stockton, CA). The 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 Aaron Cullen'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 Aaron Cullen was last updated on December 14, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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. Aaron B Cullen, MD · NPI 1255312476
Orthopaedic Surgery physician in Sacramento, California. Individual provider, active in the CMS NPPES registry since November 7, 2005.
## Identity
- **NPI:** 1255312476 (Entity type: Individual)
- **Enumerated:** November 7, 2005
- **Primary specialty:** Orthopaedic Surgery · taxonomy 207X00000X
- **State license:** A88263 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 4860 Y ST, ACC #3800, Sacramento, CA 95817-2307
- **Phone:** (916) 734-2807 · **Fax:** (916) 734-3939
## 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:** Permanente Medical Group Inc (NPI 1548343510, Stockton, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Temple University School Of Medicine, class of 2003
## Record status
- **NPPES last updated:** December 14, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1255312476) · Data from the CMS NPPES public registry.