DR. ANGELICA VIVERO M.D.
NPI 1457794802
Pathology - Anatomic Pathology & Clinical Pathology in Los Angeles, CA
About Dr. Angelica Vivero M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ANGELICA VIVERO M.D. (NPI 1457794802) is an individual anatomic pathology & clinical pathology provider in Los Angeles, California, licensed in California (A142453) and active in the NPI registry since April 2013. She is enrolled in Medicare PECOS, is affiliated with Thomas Jefferson University Hospital, and maintains a secondary practice location in West Hollywood.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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
Dr. Angelica Vivero M.d. 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 Angelica Vivero reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Los Angeles, CA 90027
- Reassigned Medicare billing, California enrollment
- 23 clinicians in this Medicare group
Philadelphia, PA 19107
- Reassigned Medicare billing, Pennsylvania enrollment
- 1,739 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Thomas Jefferson University Hospital
Acute Care Hospitals · Philadelphia, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 90027 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.
LOS ANGELES, CA 90027
LOS ANGELES, CA 90027
LOS ANGELES, CA 90027
LOS ANGELES, CA 90027
LOS ANGELES, CA 90027
LOS ANGELES, CA 90027
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 Angelica Vivero's NPI number?
The NPI number for Angelica Vivero is 1457794802. It was assigned to this individual provider in the NPPES registry on April 15, 2013.
Where is Angelica Vivero located?
Angelica Vivero practices at 4650 W Sunset Blvd, Los Angeles, CA 90027. The listed phone number is (888) 631-2452.
What is Angelica Vivero's specialty?
The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.
Is Angelica Vivero enrolled in Medicare?
Yes. Angelica Vivero 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 Angelica Vivero's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Angelica Vivero reassigns Medicare benefits to 2 organizations: Chlamg-Pathology LP (Los Angeles, CA) and Jefferson University Physicians (Philadelphia, PA). 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 Angelica Vivero's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Angelica Vivero affiliated with any hospitals?
According to CMS data, Angelica Vivero is affiliated with Thomas Jefferson University Hospital.
When was this NPI record last updated?
The NPPES record for Angelica Vivero was last updated on June 24, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Dr. Angelica Vivero, M.D. · NPI 1457794802
Anatomic Pathology & Clinical Pathology physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since April 15, 2013.
## Identity
- **NPI:** 1457794802 (Entity type: Individual)
- **Enumerated:** April 15, 2013
- **Primary specialty:** Pathology - Anatomic Pathology & Clinical Pathology · taxonomy 207ZP0102X
- **State license:** A142453 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 4650 W SUNSET BLVD, Los Angeles, CA 90027
- **Phone:** (888) 631-2452 · **Fax:** (323) 361-8988
## 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): Chlamg-Pathology LP (NPI 1316241102, Los Angeles, CA); Jefferson University Physicians (NPI 1326093675, Philadelphia, PA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2013
## Record status
- **NPPES last updated:** June 24, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1457794802) · Data from the CMS NPPES public registry.