DR. REBECCA CATHERINE GERRITY MD
NPI 1598228918
Hospitalist in La Jolla, CA
About Dr. Rebecca Catherine Gerrity Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. REBECCA CATHERINE GERRITY MD (NPI 1598228918) is an individual hospitalist provider in La Jolla, California, licensed in California (A202423) and active in the NPI registry since April 2019. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Locations 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. Rebecca Catherine Gerrity 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 Reassignments
3Medicare enrollment records show Rebecca Gerrity reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Diego, CA 92109
- Reassigned Medicare billing, California enrollment
- 1,100 clinicians in this Medicare group
San Diego, CA 92103
- Reassigned Medicare billing, California enrollment
- 1,051 clinicians in this Medicare group
Pine Ridge, SD 57770
- Reassigned Medicare billing, Texas enrollment
- 426 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.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92037 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.
LA JOLLA, CA 92037
LA JOLLA, CA 92037
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 Rebecca Gerrity's NPI number?
The NPI number for Rebecca Gerrity is 1598228918. It was assigned to this individual provider in the NPPES registry on April 11, 2019.
Where is Rebecca Gerrity located?
Rebecca Gerrity practices at 9300 Campus Point Dr, La Jolla, CA 92037. The listed phone number is (800) 926-8273.
What is Rebecca Gerrity's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Rebecca Gerrity enrolled in Medicare?
Yes. Rebecca Gerrity 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 Rebecca Gerrity's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rebecca Gerrity reassigns Medicare benefits to 3 organizations: Family Health Centers Of San Diego, Inc (San Diego, CA), Regents Of The University Of California (San Diego, CA) and Pine Ridge Indian Health Service Hospital (Pine Ridge, SD). 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 Rebecca Gerrity'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 Rebecca Gerrity was last updated on August 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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. Rebecca Catherine Gerrity, MD · NPI 1598228918
Hospitalist physician in La Jolla, California. Individual provider, active in the CMS NPPES registry since April 11, 2019.
## Identity
- **NPI:** 1598228918 (Entity type: Individual)
- **Enumerated:** April 11, 2019
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** A202423 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 9300 CAMPUS POINT DR, La Jolla, CA 92037-1300
- **Phone:** (800) 926-8273
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Family Health Centers Of San Diego, Inc (NPI 1386689701, San Diego, CA); Regents Of The University Of California (NPI 1487772380, San Diego, CA); Pine Ridge Indian Health Service Hospital (NPI 1497786412, Pine Ridge, SD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** August 21, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1598228918) · Data from the CMS NPPES public registry.