DIANA LOZANO, MD, PA
NPI 1861530735
Clinic/Center - Primary Care in Harlingen, TX

Q: What is Diana Lozano, MD, PA's NPI number?

The NPI number for Diana Lozano, MD, PA is 1861530735. It was assigned to this organization in the NPPES registry on February 2, 2007. The provider was formerly known as Valley Medicine Associates.

Q: What is Diana Lozano, MD, PA's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Primary Care, with taxonomy code 261QP2300X.

Active since February 02, 2007

5505 S EXPRESSWAY 77, SUITE 203, HARLINGEN, TX 78550(956) 440-2800(956) 440-2817 Get Directions Write a Review

NPPES record last updated: May 19, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: May 19, 2025, Oct 25, 2022 (2 updates tracked since 2022).

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About Diana Lozano, Md, Pa NPPES

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

DIANA LOZANO, MD, PA (NPI 1861530735), doing business as Valley Medicine Associates, is a healthcare organization registered as a primary care in Harlingen, Texas and active in the NPI registry since February 2007. The organization lists Diana Lozano, Ceo Owner, as its authorized official.

NPPES Registry Identity

NPI1861530735

Entity TypeOrganization

Primary Taxonomy261QP2300X

Legal Business NameDIANA LOZANO, MD, PA

Location Address5505 S EXPRESSWAY 77, SUITE 203Harlingen, TX 78550-3214

Mailing Address5505 S Expressway 77, Suite 203Harlingen, TX 78550-3214 · (956) 440-2800 · Fax (956) 440-2817

Phone(956) 440-2800

Fax(956) 440-2817

Organization SubpartNo

Authorized OfficialDiana LozanoCeo Owner · (956) 440-2800

Enumeration DateFebruary 2, 2007

Last NPPES UpdateMay 19, 20252 updates tracked since enumeration

NPPES CertifiedMay 19, 2025

✔ NPI 1861530735 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyClinic/Center · Primary CareAmbulatory Health Care Facilities

Taxonomy Code261QP2300X

Also ListedInternal MedicineTaxonomy 207R00000X

5505 S EXPRESSWAY 77, Harlingen, TX 78550

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Other Names 1

Former Legal Business NameValley Medicine Associates

Other Identifiers 2

Medicaid171535101TX

Other0030PLTX · Bcbs

Group Practice 1

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 Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

Other Providers at the Same Location NPPES 18

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CYNTHIA A GARCIA, MD PA

Physical Medicine & Rehabilitation

5505 S EXPRESSWAY 77, SUITE 200
HARLINGEN, TX 78550

Cameron County (956) 412-2200

DR. DIANA LOZANO M.D.

Internal Medicine

5505 S EXPRESSWAY 77, STE 203
HARLINGEN, TX 78550

Cameron County (956) 440-2800

ANGELICA VAN ATTEN PA-C

Physician Assistant (Medical)

5505 S EXPRESSWAY 77, SUITE 304
HARLINGEN, TX 78550

Cameron County (956) 428-7500

SOUTH TEXAS CLINIC FOR PAIN MANAGEMENT

Clinic/Center (Pain)

5505 S EXPRESSWAY 77, STE. 106
HARLINGEN, TX 78550

Cameron County (956) 423-9996

RIO GRANDE VALLEY NEUROLOGY PA

Psychiatry & Neurology (Neurology)

5505 S EXPRESSWAY 77, SUITE 204
HARLINGEN, TX 78550

Cameron County (956) 541-1278

HARLINGEN MED-CENTER PHARMACY

Pharmacy (Community/Retail Pharmacy)

5505 S EXPRESSWAY 77, SUITE 104
HARLINGEN, TX 78550

Cameron County (956) 412-5900

STEPHANIE H GARCIA MDPA

Family Medicine

5505 S EXPRESSWAY 77, SUITE 304
HARLINGEN, TX 78550

Cameron County (956) 428-7500

DANILO K ASASE MD

Urology

5505 S EXPRESSWAY 77, STE. 305
HARLINGEN, TX 78550

Cameron County (956) 428-6871

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 Diana Lozano, MD, PA's NPI number?

The NPI number for Diana Lozano, MD, PA is 1861530735. It was assigned to this organization in the NPPES registry on February 2, 2007. The provider was formerly known as Valley Medicine Associates.

Where is Diana Lozano, MD, PA located?

Diana Lozano, MD, PA is located at 5505 S Expressway 77 Suite 203, Harlingen, TX 78550. The listed phone number is (956) 440-2800.

What is Diana Lozano, MD, PA's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Primary Care, with taxonomy code 261QP2300X.

What insurance does Diana Lozano, MD, PA accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 1 other insurer list Diana Lozano, 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 Diana Lozano, MD, PA was last updated on May 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.