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GUILLERMO A CORTINAS MD
NPI 1447291638
Family Medicine in Mcallen, TX

Active since June 09, 2006PECOS Enrolled
709 S BROADWAY ST, MCALLEN, TX 78501(956) 682-4605(956) 686-3955 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Guillermo A Cortinas Md NPPES

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

GUILLERMO A CORTINAS MD (NPI 1447291638) is an individual family medicine provider in Mcallen, Texas, licensed in Texas (K6553) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1447291638
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameGUILLERMO A CORTINASCredential: MD
Location Address709 S BROADWAY STMcallen, TX 78501
Mailing Address709 S Broadway StMcallen, TX 78501 · (956) 682-4605 · Fax (956) 686-3955
Phone(956) 682-4605
Fax(956) 686-3955
Sole ProprietorNo
Enumeration DateJune 9, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1447291638 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in TX · K6553
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
709 S BROADWAY ST, Mcallen, TX 78501
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Other Names 1

Professional Name (2)Guillermo A Cortinas Md Pa

Other Identifiers 1

Other0018JETX · Bcbs

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 ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Guillermo A Cortinas Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Guillermo Cortinas reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Renaissance Emergency Physicians,pa
3.4 mi
Emergency Medical Services
5501 S MCCOLL RD
Edinburg, TX 78539
  • Reassigned Medicare billing, Texas enrollment
  • 46 clinicians in this Medicare group
NPI 1831131143 (956) 664-1437

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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
120 services116 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
95 services82 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
28 services28 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
17 services17 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78501 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$84.92 typical visit price
range $54.84 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Guillermo Cortinas's NPI number?

The NPI number for Guillermo Cortinas is 1447291638. It was assigned to this individual provider in the NPPES registry on June 9, 2006. The provider is also known as Guillermo A Cortinas MD PA.

Where is Guillermo Cortinas located?

Guillermo Cortinas practices at 709 S Broadway St, Mcallen, TX 78501. The listed phone number is (956) 682-4605.

What is Guillermo Cortinas's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Guillermo Cortinas enrolled in Medicare?

Yes. Guillermo Cortinas is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Guillermo Cortinas's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Guillermo Cortinas reassigns Medicare benefits to Renaissance Emergency Physicians,pa (Edinburg, TX). The 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 Guillermo Cortinas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Guillermo Cortinas 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 Guillermo Cortinas 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 Guillermo Cortinas was last updated on July 13, 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.