CAROLINE HAVEN HUMPHREYS
NPI 1013449065
Emergency Medicine in Los Angeles, CA
About Caroline Haven Humphreys NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CAROLINE HAVEN HUMPHREYS (NPI 1013449065) is an individual emergency medicine provider in Los Angeles, California, licensed in California (A160956) and active in the NPI registry since March 2017. She is enrolled in Medicare PECOS and is a graduate of Georgetown University School Of Medicine (2017).
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
Caroline Haven Humphreys 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
5Medicare enrollment records show Caroline Humphreys reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Santa Monica, CA 90405
- Reassigned Medicare billing, California enrollment
- 1,939 clinicians in this Medicare group
Gilroy, CA 95020
- Reassigned Medicare billing, California enrollment
- 2,460 clinicians in this Medicare group
Newark, CA 94560
- Reassigned Medicare billing, California enrollment
- 900 clinicians in this Medicare group
San Francisco, CA 94124
- Reassigned Medicare billing, California enrollment
- 1,573 clinicians in this Medicare group
San Francisco, CA 94110
- Reassigned Medicare billing, California enrollment
- 842 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 90095 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 90095
LOS ANGELES, CA 90095
LOS ANGELES, CA 90095
LOS ANGELES, CA 90095
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 Caroline Humphreys's NPI number?
The NPI number for Caroline Humphreys is 1013449065. It was assigned to this individual provider in the NPPES registry on March 29, 2017.
Where is Caroline Humphreys located?
Caroline Humphreys practices at 757 Westwood Plz Emergency Medicine, Los Angeles, CA 90095. The listed phone number is (310) 794-0785.
What is Caroline Humphreys's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Caroline Humphreys enrolled in Medicare?
Yes. Caroline Humphreys 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 Caroline Humphreys's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Caroline Humphreys reassigns Medicare benefits to 5 organizations: County Of Los Angeles (Santa Monica, CA), County Of Santa Clara (Gilroy, CA), Alameda Health System (Newark, CA), City & County Of San Francisco (San Francisco, CA) and University Of California Sfgh Medical Group (San Francisco, 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 Caroline Humphreys'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 Caroline Humphreys was last updated on June 9, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Caroline Haven Humphreys · NPI 1013449065
Emergency Medicine physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since March 29, 2017.
## Identity
- **NPI:** 1013449065 (Entity type: Individual)
- **Enumerated:** March 29, 2017
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** A160956 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 757 WESTWOOD PLZ, EMERGENCY MEDICINE, Los Angeles, CA 90095-7419
- **Phone:** (310) 794-0785
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): County Of Los Angeles (NPI 1235323080, Santa Monica, CA); County Of Santa Clara (NPI 1922093533, Gilroy, CA); Alameda Health System (NPI 1497956288, Newark, CA); City & County Of San Francisco (NPI 1184351082, San Francisco, CA); University Of California Sfgh Medical Group (NPI 1174598296, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Georgetown University School Of Medicine, class of 2017
## Record status
- **NPPES last updated:** June 9, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1013449065) · Data from the CMS NPPES public registry.