MS. CHRISTINE ANN SULLIVAN CNM, FNP, PHD, MSN
NPI 1265424121
Nurse Practitioner - Family in San Diego, CA
About Ms. Christine Ann Sullivan Cnm, Fnp, Phd, Msn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. CHRISTINE ANN SULLIVAN CNM, FNP, PHD, MSN (NPI 1265424121) is an individual family provider in San Diego, California, licensed in California (13187) and active in the NPI registry since August 2005. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 3
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ms. Christine Ann Sullivan Cnm, Fnp, Phd, Msn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Christine Sullivan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Poway, CA 92064
- Reassigned Medicare billing, California enrollment
- 5 clinicians in this Medicare group
Rosamond, CA 93560
- Reassigned Medicare billing, California enrollment
- 19 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 92134 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 3
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
SAN DIEGO, CA 92134
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 Christine Sullivan's NPI number?
The NPI number for Christine Sullivan is 1265424121. It was assigned to this individual provider in the NPPES registry on August 17, 2005.
Where is Christine Sullivan located?
Christine Sullivan practices at 34800 Bob Wilson Dr Bldg 6 5th Floor Credentialing, San Diego, CA 92134. The listed phone number is (619) 532-6471.
What is Christine Sullivan's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Christine Sullivan enrolled in Medicare?
Yes. Christine Sullivan is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Christine Sullivan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Christine Sullivan reassigns Medicare benefits to 2 organizations: Elizabeth Salada MD A Medical Corporation (Poway, CA) and Southern California Urgent Care Network (Rosamond, 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 Christine Sullivan'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 Christine Sullivan was last updated on March 10, 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.
# Ms. Christine Ann Sullivan, CNM, FNP, PHD, MSN · NPI 1265424121
Family physician in San Diego, California. Individual provider, active in the CMS NPPES registry since August 17, 2005.
## Identity
- **NPI:** 1265424121 (Entity type: Individual)
- **Enumerated:** August 17, 2005
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 13187 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 34800 BOB WILSON DR, BLDG 6 5TH FLOOR CREDENTIALING, San Diego, CA 92134-5000
- **Phone:** (619) 532-6471
## 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): Elizabeth Salada MD A Medical Corporation (NPI 1619154804, Poway, CA); Southern California Urgent Care Network (NPI 1861975500, Rosamond, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 10, 2015
- **Other identifiers:** Medicare PIN CX971Z (CA); Medicare PIN CX971Y (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1265424121) · Data from the CMS NPPES public registry.