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Medical Genetics and Genomics

Khoon Ghee Queenie Tan, MD

Works at hospitals in Rochester, MN · Minnesota

Summary

Dr. Khoon Ghee Queenie Tan, MD is a medical geneticist at 1216 2nd St SW, Rochester, MN 55902. Phone: (507) 255-5123. Accepts Medicare assignment. In 2024, Khoon Ghee Queenie Tan had 16 Original Medicare patients and 36 services. NPI 1720378904. 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: Medical geneticist (Medicare lists Medical Genetics and Genomics)
  • Address: 1216 2nd St SW, Rochester, MN 55902 · Directions (1 more location)
  • Phone: (507) 255‑5123
  • Medicare: Accepts Medicare assignment
  • Hospital: Mayo Clinic Hospital Rochester
  • Group practice: Mayo Clinic
  • Medical school: Warren Alpert Medical School Of Brown University · graduated 2011 (15 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Khoon Ghee Queenie Tan, 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 Khoon Ghee Queenie Tan accept Medicare assignment?
Yes. Medicare's clinician data says Khoon Ghee Queenie Tan 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 Khoon Ghee Queenie Tan see?
In 2024, CMS data shows 16 Original Medicare patients and 36 services for Khoon Ghee Queenie Tan. This counts Original Medicare only and measures volume, not quality.
What is Khoon Ghee Queenie Tan's NPI number?
1720378904. 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 Khoon Ghee Queenie Tan, 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 patients16
Services billed to Medicare36
Different services or procedures6
Participating Medicare providerYes
Average age of these patients62

Hospitals where Khoon Ghee Queenie Tan works

Medicare's Facility Affiliation Data lists Khoon Ghee Queenie Tan 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 Khoon Ghee Queenie Tan is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Khoon Ghee Queenie Tan as a member of this group (CMS data updated October 2, 2026).

  • Mayo Clinic4,956 clinicians in the group

Specialties

Find other Medical Genetics and Genomics doctors in Minnesota →

Other medical geneticists in Rochester

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

All medical geneticists in Rochester →

Other clinicians in Mayo Clinic

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

Clinician information

CredentialMD
Medical schoolWarren Alpert Medical School Of Brown University
Graduation year2011 (15 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1720378904
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