JILL K. YASTISHAK NP
NPI 1033526900
Nurse Practitioner - Pediatrics in San Diego, CA
About Jill K. Yastishak Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JILL K. YASTISHAK NP (NPI 1033526900) is an individual pediatrics provider in San Diego, California, licensed in California (NP95002359) and active in the NPI registry since July 2014. She is enrolled in Medicare PECOS.
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 (PECOS)
Jill K. Yastishak Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Jill Yastishak reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Los Angeles, CA 90007
- Reassigned Medicare billing, California enrollment
- 26 clinicians in this Medicare group
Los Angeles, CA 90007
- Reassigned Medicare billing, California enrollment
- 29 clinicians in this Medicare group
Washington, DC 20010
- Reassigned Medicare billing, District of Columbia enrollment
- 1,417 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 92123 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.
SAN DIEGO, CA 92123
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 Jill Yastishak's NPI number?
The NPI number for Jill Yastishak is 1033526900. It was assigned to this individual provider in the NPPES registry on July 12, 2014.
Where is Jill Yastishak located?
Jill Yastishak practices at 7910 Frost St, San Diego, CA 92123. The listed phone number is (858) 966-8974.
What is Jill Yastishak's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.
Is Jill Yastishak enrolled in Medicare?
Yes. Jill Yastishak is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Jill Yastishak's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jill Yastishak reassigns Medicare benefits to 3 organizations: Orthopaedic Hospital (Los Angeles, CA), Orthopaedic Hospital Medical Group Inc (Los Angeles, CA) and Children's Hospital (Washington, DC). 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 Jill Yastishak'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 Jill Yastishak was last updated on July 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Jill K. Yastishak, NP · NPI 1033526900
Pediatrics physician in San Diego, California. Individual provider, active in the CMS NPPES registry since July 12, 2014.
## Identity
- **NPI:** 1033526900 (Entity type: Individual)
- **Enumerated:** July 12, 2014
- **Primary specialty:** Nurse Practitioner - Pediatrics · taxonomy 363LP0200X
- **State license:** NP95002359 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 7910 FROST ST, San Diego, CA 92123-2771
- **Phone:** (858) 966-8974
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Orthopaedic Hospital (NPI 1689632374, Los Angeles, CA); Orthopaedic Hospital Medical Group Inc (NPI 1942300918, Los Angeles, CA); Children's Hospital (NPI 1780800128, Washington, DC) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 28, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1033526900) · Data from the CMS NPPES public registry.