JANET SEMPLE-HESS MD
NPI 1679669584
Pediatrics - Pediatric Emergency Medicine in Los Angeles, CA
About Janet Semple-hess Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JANET SEMPLE-HESS MD (NPI 1679669584) is an individual pediatric emergency medicine provider in Los Angeles, California, licensed in California (G72005) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Janet Semple-hess Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Janet Semple-hess 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
- Medicare enrollment name: Childrens Hospital Los Angeles Medical Group Inc
- 1,281 clinicians in this Medicare group
Sun Valley, CA 91352
- Reassigned Medicare billing, California enrollment
- 218 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.
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 Janet Semple-hess's NPI number?
The NPI number for Janet Semple-hess is 1679669584. It was assigned to this individual provider in the NPPES registry on October 5, 2006.
Where is Janet Semple-hess located?
Janet Semple-hess practices at 4650 W Sunset Blvd Ms# 113, Los Angeles, CA 90027. The listed phone number is (323) 669-2109.
What is Janet Semple-hess's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Emergency Medicine, with taxonomy code 2080P0204X.
Is Janet Semple-hess enrolled in Medicare?
Yes. Janet Semple-hess is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Janet Semple-hess's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Janet Semple-hess reassigns Medicare benefits to 2 organizations: Children's Hospital Los Angeles Medical Group, Inc. (Los Angeles, CA) and Northeast Valley Health Corporation (Sun Valley, 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 Janet Semple-hess'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 Janet Semple-hess was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Janet Semple-Hess, MD · NPI 1679669584
Pediatric Emergency Medicine physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since October 5, 2006.
## Identity
- **NPI:** 1679669584 (Entity type: Individual)
- **Enumerated:** October 5, 2006
- **Primary specialty:** Pediatrics - Pediatric Emergency Medicine · taxonomy 2080P0204X
- **State license:** G72005 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 4650 W SUNSET BLVD, MS# 113, Los Angeles, CA 90027-6062
- **Phone:** (323) 669-2109 · **Fax:** (323) 953-8519
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **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): Children's Hospital Los Angeles Medical Group, Inc. (NPI 1265530653, Los Angeles, CA); Northeast Valley Health Corporation (NPI 1013199264, Sun Valley, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Medicare UPIN F36719 (CA); Medicare ID-Type Unspecified WG75005 (CA); Medicaid 00G720050 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1679669584) · Data from the CMS NPPES public registry.