Quick answers
- Does Enrique J. Griego accept Medicare assignment?
- Yes. Medicare's clinician data says Enrique J. Griego accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Enrique J. Griego see?
- In 2024, CMS data shows 200 Original Medicare patients and 5,010 services for Enrique J. Griego. This counts Original Medicare only and measures volume, not quality.
- What is Enrique J. Griego's NPI number?
- 1164432506. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Enrique J. Griego, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 200 |
|---|---|
| Services billed to Medicare | 5,010 |
| Different services or procedures | 75 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)594 services
- Insertion of needle into vein (3 years or older) (36410)376 services
- Blood test, basic group of blood chemicals (calcium, total) (80048)354 services
- Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (85025)344 services
- Lactate dehydrogenase (enzyme) level (83615)342 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Diabetes70%
- Chronic kidney disease70%
- Arthritis41%
- Ischemic heart disease31%
Hospitals where Enrique J. Griego works
Medicare's Facility Affiliation Data lists Enrique J. Griego at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Doctors Hospital at RenaissanceEdinburg, TX · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 450869
Practice locations
Addresses where Enrique J. Griego is enrolled with Medicare (CMS data updated October 2, 2026).
- 1900 S Jackson Rd, Suite 9McAllen, TX 78503 (956) 631‑4496
Specialties
- Family Practiceprimary
Other family doctors in McAllen
Clinicians with the same Medicare primary specialty in McAllen, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1988 (38 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1164432506 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians