ALLENE FONSECA
NPI 1487008025
Dermatology in Orange, CA
About Allene Fonseca NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALLENE FONSECA (NPI 1487008025) is an individual dermatology provider in Orange, California, licensed in California (A150457) and active in the NPI registry since April 2016. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2016).
NPPES Registry Identity
Specialties & Licenses 2
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
Allene Fonseca 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 Allene Fonseca reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Orange, CA 92868
- Reassigned Medicare billing, California enrollment
- 54 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 92868 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.
ORANGE, CA 92868
ORANGE, CA 92868
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 Allene Fonseca's NPI number?
The NPI number for Allene Fonseca is 1487008025. It was assigned to this individual provider in the NPPES registry on April 20, 2016.
Where is Allene Fonseca located?
Allene Fonseca practices at 101 The City Dr S, Orange, CA 92868. The listed phone number is (714) 456-8888.
What is Allene Fonseca's specialty?
The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.
Is Allene Fonseca enrolled in Medicare?
Yes. Allene Fonseca 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 Allene Fonseca's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Allene Fonseca reassigns Medicare benefits to Uci Department Of Dermatology (Orange, 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 Allene Fonseca'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 Allene Fonseca was last updated on November 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Allene Fonseca · NPI 1487008025
Dermatology physician in Orange, California. Individual provider, active in the CMS NPPES registry since April 20, 2016.
## Identity
- **NPI:** 1487008025 (Entity type: Individual)
- **Enumerated:** April 20, 2016
- **Primary specialty:** Dermatology · taxonomy 207N00000X
- **State license:** A150457 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 101 THE CITY DR S, Orange, CA 92868-3201
- **Phone:** (714) 456-8888
## 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:** Uci Department Of Dermatology (NPI 1518916527, Orange, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2016
## Record status
- **NPPES last updated:** November 21, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1487008025) · Data from the CMS NPPES public registry.