KATHERINE RENSINK FNP
NPI 1881054138
Nurse Practitioner - Family in San Diego, CA
About Katherine Rensink Fnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATHERINE RENSINK FNP (NPI 1881054138) is an individual family provider in San Diego, California, licensed in California (95002920) and active in the NPI registry since February 2016. She is enrolled in Medicare PECOS and is a graduate of Other (2015).
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
Katherine Rensink Fnp 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 Katherine Rensink reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
La Jolla, CA 92037
- Reassigned Medicare billing, California enrollment
- 341 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 92108 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.
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 Katherine Rensink's NPI number?
The NPI number for Katherine Rensink is 1881054138. It was assigned to this individual provider in the NPPES registry on February 29, 2016.
Where is Katherine Rensink located?
Katherine Rensink practices at 1075 Camino Del Rio S, San Diego, CA 92108. The listed phone number is (619) 881-4500.
What is Katherine Rensink's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Katherine Rensink enrolled in Medicare?
Yes. Katherine Rensink 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 Katherine Rensink's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Rensink reassigns Medicare benefits to Monica Perlman MD Inc. (La Jolla, 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 Katherine Rensink'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 Katherine Rensink was last updated on February 29, 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.
# Katherine Rensink, FNP · NPI 1881054138
Family physician in San Diego, California. Individual provider, active in the CMS NPPES registry since February 29, 2016.
## Identity
- **NPI:** 1881054138 (Entity type: Individual)
- **Enumerated:** February 29, 2016
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 95002920 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1075 CAMINO DEL RIO S, San Diego, CA 92108-3538
- **Phone:** (619) 881-4500
## 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:** Monica Perlman MD Inc. (NPI 1134309305, La Jolla, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** February 29, 2016
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Source: [NPI Profile](https://npiprofile.com/npi/1881054138) · Data from the CMS NPPES public registry.