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OSCAR E PEREZ MD PA
NPI 1740414747
Psychiatry & Neurology - Psychiatry in El Paso, TX

Active since May 06, 2009
1400 N EL PASO ST, BLDG A, EL PASO, TX 79902(915) 533-5550(915) 544-0999 Get Directions Write a Review

NPPES record last updated: September 6, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 6, 2022, Jan 5, 2017 (2 updates tracked since 2017).

About Oscar E Perez Md Pa NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

OSCAR E PEREZ MD PA (NPI 1740414747) is a healthcare organization registered as a psychiatry in El Paso, Texas and active in the NPI registry since May 2009. The organization lists Oscar Perez, Physician, as its authorized official.

NPPES Registry Identity

NPI1740414747
Entity TypeOrganization
Primary Taxonomy2084P0800X
Legal Business NameOSCAR E PEREZ MD PA
Location Address1400 N EL PASO ST, BLDG AEl Paso, TX 79902-3437
Mailing Address1400 N El Paso St, Bldg AEl Paso, TX 79902-3437 · (915) 533-5550 · Fax (915) 544-0999
Phone(915) 533-5550
Fax(915) 544-0999
Organization SubpartNo
Authorized OfficialOscar PerezPhysician · (915) 525-6096
Enumeration DateMay 6, 2009
Last NPPES UpdateSeptember 6, 20222 updates tracked since enumeration
NPPES CertifiedSeptember 6, 2022
✔ NPI 1740414747 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
Also ListedCounselor · Mental HealthTaxonomy 101YM0800X · License F0015 (TX)
1400 N EL PASO ST, El Paso, TX 79902
Open in Google Maps ↗

Other Identifiers 1

Medicaid114349701TX

Group Practice 2

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP
Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Oscar E Perez Md Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

3

Medicare enrollment records show 3 clinicians reassign Medicare billing to Oscar E Perez MD PA, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.

Clinicians, nearest first (3)

Lilia Roy, PMHNP-BC
Nurse Practitioner
NPI 1407555212
1400 N EL PASO ST STE A
El Paso, TX 79902
(915) 533-5550
✔ PECOSSame address
Jocelyn Hastings, PMHNP
Nurse Practitioner
NPI 1972140101
1400 N EL PASO ST STE A
El Paso, TX 79902
(915) 533-5550
✔ PECOS✔ Accepts MedicareSame address
Sofia Arras
Nurse Practitioner
NPI 1437820271
15400 LOOKOUT RD APT 1526
Live Oak, TX 78233
(915) 317-2246
✔ PECOS✔ Accepts Medicare508 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Oscar E Perez MD PA's NPI number?

The NPI number for Oscar E Perez MD PA is 1740414747. It was assigned to this organization in the NPPES registry on May 6, 2009.

Where is Oscar E Perez MD PA located?

Oscar E Perez MD PA is located at 1400 N El Paso St Bldg A, El Paso, TX 79902. The listed phone number is (915) 533-5550.

What is Oscar E Perez MD PA's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Oscar E Perez MD PA enrolled in Medicare?

Yes. Oscar E Perez MD PA is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Oscar E Perez MD PA?

According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians, all in Nurse Practitioner, reassign their Medicare billing to Oscar E Perez MD PA. A 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 the clinician's services. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Oscar E Perez MD PA accept?

Health plans from Blue Cross and Blue Shield of Texas list Oscar E Perez MD PA 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.

When was this NPI record last updated?

The NPPES record for Oscar E Perez MD PA was last updated on September 6, 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.