MARIA P ASTILLERO FNP
NPI 1598380495
Nurse Practitioner - Family in Pomona, CA
About Maria P Astillero Fnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARIA P ASTILLERO FNP (NPI 1598380495) is an individual family provider in Pomona, California, licensed in California (NP95016975) and active in the NPI registry since June 2020. She is enrolled in Medicare PECOS and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
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
Maria P Astillero 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 Reassignments
2Medicare enrollment records show Maria Astillero reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Anaheim, CA 92807
- Reassigned Medicare billing, California enrollment
- 13,921 clinicians in this Medicare group
Tustin, CA 92780
- Reassigned Medicare billing, California enrollment
- 78 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 2
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 91766 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 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
POMONA, CA 91766
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 Maria Astillero's NPI number?
The NPI number for Maria Astillero is 1598380495. It was assigned to this individual provider in the NPPES registry on June 16, 2020. The provider is also known as Maria (bebep) Astillero Fnp.
Where is Maria Astillero located?
Maria Astillero practices at 2112 S Garey Ave, Pomona, CA 91766. The listed phone number is (909) 464-0520.
What is Maria Astillero's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Maria Astillero enrolled in Medicare?
Yes. Maria Astillero 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 Maria Astillero's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Maria Astillero reassigns Medicare benefits to 2 organizations: Southern California Permanente Medical Group (Anaheim, CA) and Dispatchhealth-Ca, PC (Tustin, 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 Maria Astillero'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 Maria Astillero was last updated on September 26, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Maria P Astillero, FNP · NPI 1598380495
Family physician in Pomona, California. Individual provider, active in the CMS NPPES registry since June 16, 2020.
## Identity
- **NPI:** 1598380495 (Entity type: Individual)
- **Enumerated:** June 16, 2020
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** NP95016975 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 2112 S GAREY AVE, Pomona, CA 91766-5600
- **Phone:** (909) 464-0520
## 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): Southern California Permanente Medical Group (NPI 1952333460, Anaheim, CA); Dispatchhealth-Ca, PC (NPI 1639752553, Tustin, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** September 26, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1598380495) · Data from the CMS NPPES public registry.