DR. JENNIFER LYNN BAKER MD
NPI 1447504121
Surgery in Los Angeles, CA
About Dr. Jennifer Lynn Baker Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JENNIFER LYNN BAKER MD (NPI 1447504121) is an individual surgery provider in Los Angeles, California, licensed in California (A120237) and active in the NPI registry since November 2012. She is enrolled in Medicare PECOS and is a graduate of University Of Iowa, Rj & L Carver College Of Medicine (2010).
NPPES Registry Identity
Specialties & Licenses 2
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. Jennifer Lynn Baker Md 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 Jennifer Baker 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
- 18 clinicians in this Medicare group
Los Angeles, CA 90024
- Reassigned Medicare billing, California enrollment
- 83 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 7
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.
Other Providers at the Same Location NPPES 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Jennifer Baker's NPI number?
The NPI number for Jennifer Baker is 1447504121. It was assigned to this individual provider in the NPPES registry on November 2, 2012.
Where is Jennifer Baker located?
Jennifer Baker practices at 100 Ucla Medical Plaza Suite 310, Los Angeles, CA 90095. The listed phone number is (424) 259-8791.
What is Jennifer Baker's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is Jennifer Baker enrolled in Medicare?
Yes. Jennifer Baker 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 Jennifer Baker's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jennifer Baker reassigns Medicare benefits to 2 organizations: The Regents Of The University Of California (Los Angeles, CA) and Ucla Associated General Surgeons (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 Jennifer Baker'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 Jennifer Baker was last updated on December 23, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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. Jennifer Lynn Baker, MD · NPI 1447504121
Surgery physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since November 2, 2012.
## Identity
- **NPI:** 1447504121 (Entity type: Individual)
- **Enumerated:** November 2, 2012
- **Primary specialty:** Surgery · taxonomy 208600000X
- **State license:** A120237 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 100 UCLA MEDICAL PLAZA SUITE 310, Los Angeles, CA 90095-9000
- **Phone:** (424) 259-8791 · **Fax:** (310) 899-7557
## 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): The Regents Of The University Of California (NPI 1902861297, Los Angeles, CA); Ucla Associated General Surgeons (NPI 1730147372, Los Angeles, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Iowa, Rj & L Carver College Of Medicine, class of 2010
## Record status
- **NPPES last updated:** December 23, 2019
---
Source: [NPI Profile](https://npiprofile.com/npi/1447504121) · Data from the CMS NPPES public registry.