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Pathology

Nilanjana Sur, MD

Works at hospitals in Houston, TX · Texas

Summary

Dr. Nilanjana Sur, MD is a pathologist at 100 Medical Dr, Lake Jackson, TX 77566. Phone: (979) 297-4411. Accepts Medicare assignment. In 2024, Nilanjana Sur had 177 Original Medicare patients and 609 services. NPI 1891995965. 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: Pathologist (Medicare lists Pathology)
  • Address: 100 Medical Dr, Lake Jackson, TX 77566 · Directions
  • Phone: (979) 297‑4411
  • Medicare: Accepts Medicare assignment
  • Hospital: Baylor St. Luke's Medical Center
  • Group practice: Baylor College of Medicine
  • Medical school: graduated 1990 (36 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Nilanjana Sur, 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 Nilanjana Sur accept Medicare assignment?
Yes. Medicare's clinician data says Nilanjana Sur 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 Nilanjana Sur see?
In 2024, CMS data shows 177 Original Medicare patients and 609 services for Nilanjana Sur. This counts Original Medicare only and measures volume, not quality.
What is Nilanjana Sur's NPI number?
1891995965. 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 Nilanjana Sur, 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 patients177
Services billed to Medicare609
Different services or procedures17
Participating Medicare providerYes
Average age of these patients69

Most frequent services

  1. Pathology examination of tissue using a microscope, intermediate complexity (88305)233 services
  2. Cell examination of specimen, concentration technique (88108)63 services
  3. Special stained specimen slides to examine tissue, each additional procedure (88341)62 services
  4. Pathology examination of tissue using a microscope, moderately high complexity (88307)45 services
  5. Evaluation of fine needle aspirate with interpretation and report (88173)37 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%
  • Chronic kidney disease47%
  • Arthritis45%
  • Ischemic heart disease44%
  • Diabetes42%

Hospitals where Nilanjana Sur works

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

Group practices

Medicare enrollment lists Nilanjana Sur as a member of this group (CMS data updated October 2, 2026).

  • Baylor College of Medicine47 clinicians in the group

Specialties

Find other Pathology doctors in Texas →

Other pathologists in Lake Jackson

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

All pathologists in Lake Jackson →

Other clinicians in Baylor College of Medicine

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

Clinician information

CredentialMD
Graduation year1990 (36 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1891995965
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