DR. RYAN MICHAEL PERDOMO MD
NPI 1447719745
Emergency Medicine in Los Angeles, CA
About Dr. Ryan Michael Perdomo Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. RYAN MICHAEL PERDOMO MD (NPI 1447719745) is an individual emergency medicine provider in Los Angeles, California, licensed in California (A177021) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS, maintains a secondary practice location in Riverside, and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 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
Dr. Ryan Michael Perdomo 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
4Medicare enrollment records show Ryan Perdomo reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Los Angeles, CA 90033
- Reassigned Medicare billing, California enrollment
- 100 clinicians in this Medicare group
San Dimas, CA 91773
- Reassigned Medicare billing, California enrollment
- 75 clinicians in this Medicare group
Chino Hills, CA 91709
- Reassigned Medicare billing, California enrollment
- 5,228 clinicians in this Medicare group
Chino, CA 91710
- Reassigned Medicare billing, California enrollment
- 99 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
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.
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 Ryan Perdomo's NPI number?
The NPI number for Ryan Perdomo is 1447719745. It was assigned to this individual provider in the NPPES registry on March 16, 2019.
Where is Ryan Perdomo located?
Ryan Perdomo practices at 1720 E Cesar E Chavez Ave, Los Angeles, CA 90033. The listed phone number is (323) 268-5000.
What is Ryan Perdomo's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Ryan Perdomo enrolled in Medicare?
Yes. Ryan Perdomo 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 Ryan Perdomo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ryan Perdomo reassigns Medicare benefits to 4 organizations: Victory Emergency Physicians Medical Group Inc (Los Angeles, CA), San Dimas Emergency Medical Associates Inc. (San Dimas, CA), Southern California Permanente Medical Group (Chino Hills, CA) and Chino Emergency Medical Associates, Inc. (Chino, 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 Ryan Perdomo'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 Ryan Perdomo was last updated on May 7, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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. Ryan Michael Perdomo, MD · NPI 1447719745
Emergency Medicine physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since March 16, 2019.
## Identity
- **NPI:** 1447719745 (Entity type: Individual)
- **Enumerated:** March 16, 2019
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** A177021 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1720 E CESAR E CHAVEZ AVE, Los Angeles, CA 90033-2414
- **Phone:** (323) 268-5000
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Victory Emergency Physicians Medical Group Inc (NPI 1932402716, Los Angeles, CA); San Dimas Emergency Medical Associates Inc. (NPI 1720239460, San Dimas, CA); Southern California Permanente Medical Group (NPI 1396287082, Chino Hills, CA); Chino Emergency Medical Associates, Inc. (NPI 1013282029, Chino, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** May 7, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1447719745) · Data from the CMS NPPES public registry.