KAREN LISETH GUARDADO FNP-C
NPI 1316635667
Nurse Practitioner - Family in Los Angeles, CA
About Karen Liseth Guardado Fnp-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KAREN LISETH GUARDADO FNP-C (NPI 1316635667) is an individual family provider in Los Angeles, California, licensed in California (95024323) and active in the NPI registry since April 2023. 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
Karen Liseth Guardado Fnp-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 Karen Guardado reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Los Angeles, CA 90033
- Reassigned Medicare billing, California enrollment
- 2,445 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 3
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 90033 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Karen Guardado's NPI number?
The NPI number for Karen Guardado is 1316635667. It was assigned to this individual provider in the NPPES registry on April 25, 2023.
Where is Karen Guardado located?
Karen Guardado practices at 1516 San Pablo St # 3500, Los Angeles, CA 90033. The listed phone number is (323) 865-3700.
What is Karen Guardado's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Karen Guardado enrolled in Medicare?
Yes. Karen Guardado 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 Karen Guardado's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Karen Guardado reassigns Medicare benefits to Usc Care Medical Group, Inc (Los Angeles, 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 Karen Guardado'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 Karen Guardado was last updated on September 22, 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.
# Karen Liseth Guardado, FNP-C · NPI 1316635667
Family physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since April 25, 2023.
## Identity
- **NPI:** 1316635667 (Entity type: Individual)
- **Enumerated:** April 25, 2023
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 95024323 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1516 SAN PABLO ST # 3500, Los Angeles, CA 90033-5313
- **Phone:** (323) 865-3700
## 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:** Usc Care Medical Group, Inc (NPI 1902846306, Los Angeles, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** September 22, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1316635667) · Data from the CMS NPPES public registry.