STEVEN DAVID MITTELMAN MD
NPI 1952497661
Pediatrics - Pediatric Endocrinology in Los Angeles, CA
About Steven David Mittelman Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEVEN DAVID MITTELMAN MD (NPI 1952497661) is an individual pediatric endocrinology provider in Los Angeles, California, licensed in California (A80930) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS.
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 (PECOS)
Steven David Mittelman Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Steven Mittelman 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
Los Angeles, CA 90095
- Reassigned Medicare billing, California enrollment
- 323 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 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.
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 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 Steven Mittelman's NPI number?
The NPI number for Steven Mittelman is 1952497661. It was assigned to this individual provider in the NPPES registry on October 4, 2006.
Where is Steven Mittelman located?
Steven Mittelman practices at 4650 W Sunset Blvd Ms# 61, Los Angeles, CA 90027. The listed phone number is (323) 669-4606.
What is Steven Mittelman's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Endocrinology, with taxonomy code 2080P0205X.
Is Steven Mittelman enrolled in Medicare?
Yes. Steven Mittelman is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Steven Mittelman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Steven Mittelman reassigns Medicare benefits to 2 organizations: Children's Hospital Los Angeles Medical Group, Inc. (Los Angeles, CA) and Uc Regents (Los Angeles, 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 Steven Mittelman'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 Steven Mittelman 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.
# Steven David Mittelman, MD · NPI 1952497661
Pediatric Endocrinology physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since October 4, 2006.
## Identity
- **NPI:** 1952497661 (Entity type: Individual)
- **Enumerated:** October 4, 2006
- **Primary specialty:** Pediatrics - Pediatric Endocrinology · taxonomy 2080P0205X
- **State license:** A80930 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 4650 W SUNSET BLVD, MS# 61, Los Angeles, CA 90027-6062
- **Phone:** (323) 669-4606 · **Fax:** (323) 664-0337
## 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); Uc Regents (NPI 1982667663, Los Angeles, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 8, 2007
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Source: [NPI Profile](https://npiprofile.com/npi/1952497661) · Data from the CMS NPPES public registry.