LISA PHAM NP
NPI 1609591676
Nurse Practitioner - Acute Care in Orange, CA
About Lisa Pham Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LISA PHAM NP (NPI 1609591676) is an individual acute care provider in Orange, California, licensed in California (95021398) and active in the NPI registry since October 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2022).
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
Lisa Pham Np 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 Lisa Pham reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Orange, CA 92868
- Reassigned Medicare billing, California enrollment
- 420 clinicians in this Medicare group
Orange, CA 92868
- Reassigned Medicare billing, California enrollment
- 180 clinicians in this Medicare group
San Diego, CA 92103
- Reassigned Medicare billing, California enrollment
- 248 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 Lisa Pham's NPI number?
The NPI number for Lisa Pham is 1609591676. It was assigned to this individual provider in the NPPES registry on October 11, 2022.
Where is Lisa Pham located?
Lisa Pham practices at 101 The City Dr S, Orange, CA 92868. The listed phone number is (714) 456-7890.
What is Lisa Pham's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Lisa Pham enrolled in Medicare?
Yes. Lisa Pham 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 Lisa Pham's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lisa Pham reassigns Medicare benefits to 3 organizations: Regents Of The University Of (Orange, CA), University Surgeons Of Orange A Medical Group (Orange, CA) and Regents Of The University Of California (San Diego, 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 Lisa Pham'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 Lisa Pham was last updated on February 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.
# Lisa Pham, NP · NPI 1609591676
Acute Care physician in Orange, California. Individual provider, active in the CMS NPPES registry since October 11, 2022.
## Identity
- **NPI:** 1609591676 (Entity type: Individual)
- **Enumerated:** October 11, 2022
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** 95021398 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 101 THE CITY DR S, Orange, CA 92868-3201
- **Phone:** (714) 456-7890
## 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): Regents Of The University Of (NPI 1487602546, Orange, CA); University Surgeons Of Orange A Medical Group (NPI 1407806904, Orange, CA); Regents Of The University Of California (NPI 1740382993, San Diego, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** February 11, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1609591676) · Data from the CMS NPPES public registry.