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Dermatology

Sana M. Zahiruddin, MD

Sees patients in Katy, TX · Texas

Summary

Dr. Sana M. Zahiruddin, MD is a dermatologist at 21310 Provincial Blvd, Katy, TX 77450. Phone: (281) 599-0404. Accepts Medicare assignment. In 2024, Sana M. Zahiruddin had 292 Original Medicare patients and 1,525 services. NPI 1154764868. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Dermatologist (Medicare lists Dermatology)
  • Address: 21310 Provincial Blvd, Katy, TX 77450 · Directions (1 more location)
  • Phone: (281) 599‑0404
  • Medicare: Accepts Medicare assignment
  • Group practice: Katy Dermatology, P.A.
  • Medical school: Stanford University School Of Medicine · graduated 2013 (13 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Sana M. Zahiruddin, 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 Sana M. Zahiruddin accept Medicare assignment?
Yes. Medicare's clinician data says Sana M. Zahiruddin 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 Sana M. Zahiruddin see?
In 2024, CMS data shows 292 Original Medicare patients and 1,525 services for Sana M. Zahiruddin. This counts Original Medicare only and measures volume, not quality.
What is Sana M. Zahiruddin's NPI number?
1154764868. 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 Sana M. Zahiruddin, 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 patients292
Services billed to Medicare1,525
Different services or procedures29
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Destruction of precancer skin growth, 2-14 growths (17003)598 services
  2. Destruction of precancer skin growth, 1 growth (17000)208 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)191 services
  4. Biopsy of related skin growth, first growth (11102)179 services
  5. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)154 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%
  • Arthritis45%
  • Ischemic heart disease29%
  • Diabetes25%
  • Anxiety23%

Practice locations

Addresses where Sana M. Zahiruddin is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Sana M. Zahiruddin as a member of this group (CMS data updated October 2, 2026).

  • Katy Dermatology, P.A.6 clinicians in the group

Specialties

Find other Dermatology doctors in Texas →

Other dermatologists in Katy

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

All dermatologists in Katy →

Other clinicians in Katy Dermatology, P.A.

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

Clinician information

CredentialMD
Medical schoolStanford University School Of Medicine
Graduation year2013 (13 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1154764868
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians