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Internal Medicine

Irfan Nathani, MD

Works at hospitals in Houston, TX · Texas

Summary

Dr. Irfan Nathani, MD is an internal medicine doctor at 225 Bella Katy Dr, Katy, TX 77494. Phone: (832) 500-7585. Accepts Medicare assignment. In 2024, Irfan Nathani had 120 Original Medicare patients and 309 services. NPI 1548896558. 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: 225 Bella Katy Dr, Katy, TX 77494 · Directions (1 more location)
  • Phone: (832) 500‑7585
  • Medicare: Accepts Medicare assignment
  • Hospital: Houston Methodist West Hospital
  • Group practice: Legacy Healthcare Services Inc (+1 more)
  • Medical school: graduated 2020 (6 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Irfan Nathani, 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 Irfan Nathani accept Medicare assignment?
Yes. Medicare's clinician data says Irfan Nathani 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 Irfan Nathani see?
In 2024, CMS data shows 120 Original Medicare patients and 309 services for Irfan Nathani. This counts Original Medicare only and measures volume, not quality.
What is Irfan Nathani's NPI number?
1548896558. 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 Irfan Nathani, 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 patients120
Services billed to Medicare309
Different services or procedures9
Participating Medicare providerYes
Average age of these patients78

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)205 services
  2. Hospital discharge day management, more than 30 minutes (99239)52 services
  3. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)19 services
  4. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)16 services
  5. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)11 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%
  • Ischemic heart disease62%
  • Diabetes57%
  • Arthritis57%
  • Heart failure53%

Hospitals where Irfan Nathani works

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

Group practices

Medicare enrollment lists Irfan Nathani as a member of these groups (CMS data updated October 2, 2026).

  • Legacy Healthcare Services Inc3,223 clinicians in the group
  • Optimal Primary Care LLC3 clinicians in the group

Specialties

Find other Internal Medicine doctors in Texas →

Other internal medicine doctors in Katy

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

All internal medicine doctors in Katy →

Other clinicians in Legacy Healthcare Services Inc

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

Clinician information

CredentialMD
Graduation year2020 (6 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1548896558
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