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Hematology

Gita Thanarajasingam, MD

Works at hospitals in Rochester, MN · Minnesota

Summary

Dr. Gita Thanarajasingam, MD is a hematologist at 200 1st St SW, Rochester, MN 55905. Phone: (507) 284-2511. Accepts Medicare assignment. In 2024, Gita Thanarajasingam had 142 Original Medicare patients and 15,382 services. NPI 1326207507. 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: Hematologist (Medicare lists Hematology)
  • Address: 200 1st St SW, Rochester, MN 55905 · Directions
  • Phone: (507) 284‑2511
  • Medicare: Accepts Medicare assignment
  • Hospital: Mayo Clinic Hospital Rochester
  • Group practice: Mayo Clinic
  • Medical school: Mayo Medical School · graduated 2008 (18 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Gita Thanarajasingam, 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 Gita Thanarajasingam accept Medicare assignment?
Yes. Medicare's clinician data says Gita Thanarajasingam 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 Gita Thanarajasingam see?
In 2024, CMS data shows 142 Original Medicare patients and 15,382 services for Gita Thanarajasingam. This counts Original Medicare only and measures volume, not quality.
What is Gita Thanarajasingam's NPI number?
1326207507. 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 Gita Thanarajasingam, 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 patients142
Services billed to Medicare15,382
Different services or procedures40
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Injection, romosozumab-aqqg, 1 mg (J3111)2,730 services
  2. Injection, remdesivir, 1 mg (J0248)2,100 services
  3. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)218 services
  4. Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less (96365)47 services
  5. Infusion into a vein for therapy, prevention, or diagnosis, each additional hour (96366)18 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 pressure64%
  • High cholesterol58%
  • Arthritis49%
  • Chronic kidney disease37%
  • Diabetes33%
  • Depression32%

Hospitals where Gita Thanarajasingam works

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

Group practices

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

  • Mayo Clinic4,956 clinicians in the group

Specialties

Find other Hematology doctors in Minnesota →

Other hematologists in Rochester

Clinicians with the same Medicare primary specialty in Rochester, MN — not a recommendation.

All hematologists in Rochester →

Other clinicians in Mayo Clinic

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

Clinician information

CredentialMD
Medical schoolMayo Medical School
Graduation year2008 (18 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1326207507
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