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Internal Medicine

Samer M. Nachawati, DO

Works at hospitals in Sunnyvale, TX · Mesquite, TX · Texas

Summary

Dr. Samer M. Nachawati, DO is an internal medicine doctor at 929 N Galloway Ave, Suite 102, Mesquite, TX 75149. Phone: (806) 905-5175. Accepts Medicare assignment. In 2024, Samer M. Nachawati had 126 Original Medicare patients and 1,691 services. NPI 1073652806. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Samer M. Nachawati, 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 Samer M. Nachawati accept Medicare assignment?
Yes. Medicare's clinician data says Samer M. Nachawati 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 Samer M. Nachawati see?
In 2024, CMS data shows 126 Original Medicare patients and 1,691 services for Samer M. Nachawati. This counts Original Medicare only and measures volume, not quality.
What is Samer M. Nachawati's NPI number?
1073652806. 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 Samer M. Nachawati, 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 patients126
Services billed to Medicare1,691
Different services or procedures32
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Injection, dexamethasone sodium phosphate, 1 mg (J1100)306 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)237 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)217 services
  4. Critical care, first 30-74 minutes (99291)135 services
  5. Injection of drug or substance under skin or into muscle (96372)93 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%
  • Diabetes54%
  • Chronic kidney disease54%
  • Arthritis52%
  • Anxiety46%

Hospitals where Samer M. Nachawati works

Medicare's Facility Affiliation Data lists Samer M. Nachawati 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 Samer M. Nachawati is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Internal Medicine doctors in Texas →

Other internal medicine doctors in Mesquite

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

All internal medicine doctors in Mesquite →

Clinician information

CredentialDO
Medical schoolUniversity Of North Texas Hsc, College Of Osteopathic Med
Graduation year2005 (21 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1073652806
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