DR. OMAR MENDOZA M.D.
NPI 1619977261
Emergency Medicine in Nogales, AZ
About Dr. Omar Mendoza M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. OMAR MENDOZA M.D. (NPI 1619977261) is an individual emergency medicine provider in Nogales, Arizona, licensed in Texas (L3015) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS, is affiliated with University Medical Center Of El Paso, and is a graduate of Other (1999).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Accepted Insurance
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. Omar Mendoza 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
11Medicare enrollment records show Omar Mendoza reassigns Medicare billing to 11 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Sierra Vista, AZ 85635
- Reassigned Medicare billing, Arizona enrollment
- 239 clinicians in this Medicare group
Sierra Vista, AZ 85635
- Reassigned Medicare billing, Arizona enrollment
- 372 clinicians in this Medicare group
Tucson, AZ 85756
- Reassigned Medicare billing, Arizona enrollment
- 96 clinicians in this Medicare group
Blythe, CA 92225
- Reassigned Medicare billing, California enrollment
- 2,323 clinicians in this Medicare group
El Paso, TX 79924
- Reassigned Medicare billing, Texas enrollment
- 87 clinicians in this Medicare group
San Antonio, TX 78229
- Reassigned Medicare billing, Texas enrollment
- 1,452 clinicians in this Medicare group
Killeen, TX 76549
- Reassigned Medicare billing, Texas enrollment
- 387 clinicians in this Medicare group
Gainesville, TX 76240
- Reassigned Medicare billing, Texas enrollment
- 1,193 clinicians in this Medicare group
Carrollton, TX 75010
- Reassigned Medicare billing, Texas enrollment
- 76 clinicians in this Medicare group
Bonham, TX 75418
- Reassigned Medicare billing, Texas enrollment
- 48 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 2
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Medical Center Of El Paso
Acute Care Hospitals · El Paso, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 85621 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.
NOGALES, AZ 85621
NOGALES, AZ 85621
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 Omar Mendoza's NPI number?
The NPI number for Omar Mendoza is 1619977261. It was assigned to this individual provider in the NPPES registry on July 26, 2005.
Where is Omar Mendoza located?
Omar Mendoza practices at 1171 W Target Range Rd, Nogales, AZ 85621. The listed phone number is (520) 285-8020.
What is Omar Mendoza's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Omar Mendoza enrolled in Medicare?
Yes. Omar Mendoza 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 Omar Mendoza's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Omar Mendoza reassigns Medicare benefits to 11 organizations: Sound Physicians Emergency Medicine Of Arizona, Inc. (Sierra Vista, AZ), Cogent Healthcare Of Arizona PC (Sierra Vista, AZ), Cep America-Arizona LLP (Tucson, AZ), Cep America-California (Blythe, CA), Cep America LLC (El Paso, TX) and 6 more organizations, 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 Omar Mendoza's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Omar Mendoza accept?
Health plans from Blue Cross and Blue Shield of Texas and Oscar Insurance Company list Omar Mendoza as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Omar Mendoza affiliated with any hospitals?
According to CMS data, Omar Mendoza is affiliated with University Medical Center Of El Paso.
When was this NPI record last updated?
The NPPES record for Omar Mendoza was last updated on July 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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. Omar Mendoza, M.D. · NPI 1619977261
Emergency Medicine physician in Nogales, Arizona. Individual provider, active in the CMS NPPES registry since July 26, 2005.
## Identity
- **NPI:** 1619977261 (Entity type: Individual)
- **Enumerated:** July 26, 2005
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** L3015 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 1171 W TARGET RANGE RD, Nogales, AZ 85621-2415
- **Phone:** (520) 285-8020
## 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:** 11 organizations under Medicare reassignment (form CMS-855R): Sound Physicians Emergency Medicine Of Arizona, Inc. (NPI 1700328663, Sierra Vista, AZ); Cogent Healthcare Of Arizona PC (NPI 1568758266, Sierra Vista, AZ); Cep America-Arizona LLP (NPI 1841021581, Tucson, AZ); Cep America-California (NPI 1710826581, Blythe, CA); Cep America LLC (NPI 1134761331, El Paso, TX); and 6 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1999
## Record status
- **NPPES last updated:** July 23, 2026
- **Other identifiers:** Medicaid 33157 (AZ)
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Source: [NPI Profile](https://npiprofile.com/npi/1619977261) · Data from the CMS NPPES public registry.