CAROL LONDRES DE GUZMAN NP-C
NPI 1669805214
Nurse Practitioner - Primary Care in Orange, CA
About Carol Londres De Guzman Np-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CAROL LONDRES DE GUZMAN NP-C (NPI 1669805214) is an individual primary care provider in Orange, California, licensed in California (23262) and active in the NPI registry since August 2013. She is enrolled in Medicare PECOS, maintains a secondary practice location in Wasco, and is a graduate of Other (2013).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Other Identifiers 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
Carol Londres De Guzman Np-c 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 Carol De Guzman 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
- 219 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 Carol De Guzman's NPI number?
The NPI number for Carol De Guzman is 1669805214. It was assigned to this individual provider in the NPPES registry on August 19, 2013.
Where is Carol De Guzman located?
Carol De Guzman practices at 101 The City Dr S, Orange, CA 92868. The listed phone number is (408) 679-3513.
What is Carol De Guzman's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Primary Care, with taxonomy code 363LP2300X.
Is Carol De Guzman enrolled in Medicare?
Yes. Carol De Guzman 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 Carol De Guzman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Carol De Guzman reassigns Medicare benefits to Regents Of The University Of (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 Carol De Guzman'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 Carol De Guzman was last updated on March 11, 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.
# Carol Londres De Guzman, NP-C · NPI 1669805214
Primary Care physician in Orange, California. Individual provider, active in the CMS NPPES registry since August 19, 2013.
## Identity
- **NPI:** 1669805214 (Entity type: Individual)
- **Enumerated:** August 19, 2013
- **Primary specialty:** Nurse Practitioner - Primary Care · taxonomy 363LP2300X
- **State license:** 23262 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 101 THE CITY DR S, Orange, CA 92868-3298
- **Phone:** (408) 679-3513
## 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:** Regents Of The University Of (NPI 1154379394, Orange, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2013
## Record status
- **NPPES last updated:** March 11, 2026
- **Other identifiers:** Other 23262 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1669805214) · Data from the CMS NPPES public registry.