ROWEN OU JIN MD
NPI 1063943967
Emergency Medicine in Los Angeles, CA
About Rowen Ou Jin Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ROWEN OU JIN MD (NPI 1063943967) is an individual emergency medicine provider in Los Angeles, California, licensed in California (A158016) and active in the NPI registry since March 2017. She is enrolled in Medicare PECOS and is a graduate of University Of California, San Francisco School Of Medicine (2017).
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
Rowen Ou Jin 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
6Medicare enrollment records show Rowen Jin reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Dimas, CA 91773
- Reassigned Medicare billing, California enrollment
- 75 clinicians in this Medicare group
Chino, CA 91710
- Reassigned Medicare billing, California enrollment
- 99 clinicians in this Medicare group
Gilroy, CA 95020
- Reassigned Medicare billing, California enrollment
- 2,460 clinicians in this Medicare group
Santa Clara, CA 95051
- Reassigned Medicare billing, California enrollment
- 20,078 clinicians in this Medicare group
Fairfield, CA 94533
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Northbay Physicians Surgery Center, LLC
- 516 clinicians in this Medicare group
Ukiah, CA 95482
- Reassigned Medicare billing, California enrollment
- 112 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 4
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 90033 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 90033
LOS ANGELES, CA 90033
LOS ANGELES, CA 90033
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 Rowen Jin's NPI number?
The NPI number for Rowen Jin is 1063943967. It was assigned to this individual provider in the NPPES registry on March 22, 2017. The provider is also known as Ou Jin.
Where is Rowen Jin located?
Rowen Jin practices at 2051 Marengo St, Los Angeles, CA 90033. The listed phone number is (323) 409-1000.
What is Rowen Jin's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Rowen Jin enrolled in Medicare?
Yes. Rowen Jin 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 Rowen Jin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rowen Jin reassigns Medicare benefits to 6 organizations: San Dimas Emergency Medical Associates Inc. (San Dimas, CA), Chino Emergency Medical Associates, Inc. (Chino, CA), County Of Santa Clara (Gilroy, CA), Permanente Medical Group Inc (Santa Clara, CA), Northbay Healthcare Group (Fairfield, CA) and 1 more organization, listed in the Medicare section above. 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 Rowen Jin'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 Rowen Jin was last updated on May 9, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Rowen Ou Jin, MD · NPI 1063943967
Emergency Medicine physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since March 22, 2017.
## Identity
- **NPI:** 1063943967 (Entity type: Individual)
- **Enumerated:** March 22, 2017
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** A158016 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 2051 MARENGO ST, Los Angeles, CA 90033-1352
- **Phone:** (323) 409-1000
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): San Dimas Emergency Medical Associates Inc. (NPI 1720239460, San Dimas, CA); Chino Emergency Medical Associates, Inc. (NPI 1013282029, Chino, CA); County Of Santa Clara (NPI 1922093533, Gilroy, CA); Permanente Medical Group Inc (NPI 1073606299, Santa Clara, CA); Northbay Healthcare Group (NPI 1821147786, Fairfield, CA); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California, San Francisco School Of Medicine, class of 2017
## Record status
- **NPPES last updated:** May 9, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1063943967) · Data from the CMS NPPES public registry.