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Internal Medicine

Henry L. Imperial, MD

Works at hospitals in Brownsville, TX · Texas

Summary

Dr. Henry L. Imperial, MD is an internal medicine doctor at 191 E Price Rd, Brownsville, TX 78521. Phone: (956) 621-3593. Accepts Medicare assignment. In 2024, Henry L. Imperial had 77 Original Medicare patients and 521 services. NPI 1467438671. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 191 E Price Rd, Brownsville, TX 78521 · Directions (1 more location)
  • Phone: (956) 621‑3593
  • Medicare: Accepts Medicare assignment
  • Hospital: Valley Baptist Medical Center- Brownsville
  • Group practice: Brownsville Community Health Clinic Corporation
  • Medical school: graduated 1994 (32 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Henry L. Imperial, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Henry L. Imperial accept Medicare assignment?
Yes. Medicare's clinician data says Henry L. Imperial 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 Henry L. Imperial see?
In 2024, CMS data shows 77 Original Medicare patients and 521 services for Henry L. Imperial. This counts Original Medicare only and measures volume, not quality.
What is Henry L. Imperial's NPI number?
1467438671. 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 Henry L. Imperial, 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 patients77
Services billed to Medicare521
Different services or procedures30
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Blood test, comprehensive group of blood chemicals (80053)182 services
  2. Hemoglobin a1c level (83036)102 services
  3. Blood test, lipids (cholesterol and triglycerides) (80061)86 services
  4. Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (85025)49 services
  5. Blood test, thyroid stimulating hormone (tsh) (84443)41 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%
  • Diabetes73%
  • Chronic kidney disease57%
  • Arthritis43%
  • Ischemic heart disease30%

Hospitals where Henry L. Imperial works

Medicare's Facility Affiliation Data lists Henry L. Imperial 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.

Practice locations

Addresses where Henry L. Imperial is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Henry L. Imperial as a member of this group (CMS data updated October 2, 2026).

  • Brownsville Community Health Clinic Corporation18 clinicians in the group

Specialties

Find other Internal Medicine doctors in Texas →

Other internal medicine doctors in Brownsville

Clinicians with the same Medicare primary specialty in Brownsville, TX — not a recommendation.

All internal medicine doctors in Brownsville →

Other clinicians in Brownsville Community Health Clinic Corporation

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year1994 (32 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1467438671
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians