MOLLIE DEIDRE PEREZ
NPI 1255910659
Nurse Practitioner in Loma Linda, CA
About Mollie Deidre Perez NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MOLLIE DEIDRE PEREZ (NPI 1255910659) is an individual nurse practitioner in Loma Linda, California, licensed in California (95034655) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS and is a graduate of Other (2025).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
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
Mollie Deidre Perez 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
2Medicare enrollment records show Mollie Perez reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Downey, CA 90241
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: The Oncology Institute Ca, A Professional Corporation
- 110 clinicians in this Medicare group
Hillsboro, OR 97123
- Reassigned Medicare billing, Oregon enrollment
- 33 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 92350 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.
LOMA LINDA, CA 92350
LOMA LINDA, CA 92350
LOMA LINDA, CA 92350
LOMA LINDA, CA 92350
LOMA LINDA, CA 92350
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 Mollie Perez's NPI number?
The NPI number for Mollie Perez is 1255910659. It was assigned to this individual provider in the NPPES registry on April 5, 2021.
Where is Mollie Perez located?
Mollie Perez practices at 11262 Campus St, Loma Linda, CA 92350. The listed phone number is (909) 558-1000.
What is Mollie Perez's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Mollie Perez enrolled in Medicare?
Yes. Mollie Perez 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 Mollie Perez's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mollie Perez reassigns Medicare benefits to 2 organizations: Starling Oncology Ca, A Professional Corporation (Downey, CA) and Mcarthur Gruff & Associates LLC (Hillsboro, OR). 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 Mollie Perez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mollie Perez accept?
Health plans from UnitedHealthcare list Mollie Perez as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Mollie Perez was last updated on February 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Mollie Deidre Perez · NPI 1255910659
Nurse Practitioner physician in Loma Linda, California. Individual provider, active in the CMS NPPES registry since April 5, 2021.
## Identity
- **NPI:** 1255910659 (Entity type: Individual)
- **Enumerated:** April 5, 2021
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** 95034655 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 11262 CAMPUS ST, Loma Linda, CA 92350-1727
- **Phone:** (909) 558-1000
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Starling Oncology Ca, A Professional Corporation (NPI 1275651515, Downey, CA); Mcarthur Gruff & Associates LLC (NPI 1952860066, Hillsboro, OR) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2025
## Record status
- **NPPES last updated:** February 27, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1255910659) · Data from the CMS NPPES public registry.