CHRISTINA SOUTHERN REH M.D.
NPI 1255579371
Pediatrics - Pediatric Endocrinology in Los Angeles, CA
About Christina Southern Reh M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHRISTINA SOUTHERN REH M.D. (NPI 1255579371) is an individual pediatric endocrinology provider in Los Angeles, California, licensed in California (A94219) and active in the NPI registry since January 2009. She is enrolled in Medicare PECOS and is a graduate of Loma Linda University School Of Medicine (2004).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 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
Christina Southern Reh 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 Christina Reh 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 90095
- Reassigned Medicare billing, California enrollment
- 323 clinicians in this Medicare group
Orange, CA 92868
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Childrens Hospital Of Orange County
- 190 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 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 Christina Reh's NPI number?
The NPI number for Christina Reh is 1255579371. It was assigned to this individual provider in the NPPES registry on January 27, 2009. The provider is also known as Christina Marie Southern M.D..
Where is Christina Reh located?
Christina Reh practices at 200 Ucla Medical Plz Ste 265, Los Angeles, CA 90095. The listed phone number is (310) 825-0867.
What is Christina Reh's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Endocrinology, with taxonomy code 2080P0205X.
Is Christina Reh enrolled in Medicare?
Yes. Christina Reh 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 Christina Reh's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Christina Reh reassigns Medicare benefits to 2 organizations: Uc Regents (Los Angeles, CA) and Children's Hospital Of Orange County (Orange, 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 Christina Reh'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 Christina Reh was last updated on January 3, 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.
# Christina Southern Reh, M.D. · NPI 1255579371
Pediatric Endocrinology physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since January 27, 2009.
## Identity
- **NPI:** 1255579371 (Entity type: Individual)
- **Enumerated:** January 27, 2009
- **Primary specialty:** Pediatrics - Pediatric Endocrinology · taxonomy 2080P0205X
- **State license:** A94219 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 UCLA MEDICAL PLZ STE 265, Los Angeles, CA 90095-3835
- **Phone:** (310) 825-0867 · **Fax:** (310) 794-5066
## 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): Uc Regents (NPI 1982667663, Los Angeles, CA); Children's Hospital Of Orange County (NPI 1275975104, Orange, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Loma Linda University School Of Medicine, class of 2004
## Record status
- **NPPES last updated:** January 3, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1255579371) · Data from the CMS NPPES public registry.