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Family Practice

Tadd T. Hsie, MD

Works at hospitals in Bellevue, WA · Washington

Summary

Dr. Tadd T. Hsie, MD is a family doctor at 1750 112th Ave NE, Suite B102, Bellevue, WA 98004. Phone: (425) 688-5460. Accepts Medicare assignment. In 2024, Tadd T. Hsie had 152 Original Medicare patients and 498 services. NPI 1083895346. 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: Family doctor (Medicare lists Family Practice)
  • Address: 1750 112th Ave NE, Suite B102, Bellevue, WA 98004 · Directions
  • Phone: (425) 688‑5460
  • Medicare: Accepts Medicare assignment
  • Hospital: Overlake Hospital Medical Center & Clinics
  • Group practice: Overlake Medical Clinics LLC
  • Medical school: Washington University School Of Medicine · graduated 1991 (35 years since medical school)
  • Gender (as listed): Male
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Tadd T. Hsie, 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 Tadd T. Hsie accept Medicare assignment?
Yes. Medicare's clinician data says Tadd T. Hsie 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 Tadd T. Hsie see?
In 2024, CMS data shows 152 Original Medicare patients and 498 services for Tadd T. Hsie. This counts Original Medicare only and measures volume, not quality.
What is Tadd T. Hsie's NPI number?
1083895346. 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 Tadd T. Hsie, 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 patients152
Services billed to Medicare498
Different services or procedures29
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)127 services
  2. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)79 services
  3. Insertion of needle into vein for collection of blood sample (36415)51 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)51 services
  5. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)24 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 cholesterol66%
  • High blood pressure60%
  • Arthritis29%
  • Diabetes21%
  • Ischemic heart disease21%
  • Atrial fibrillation15%

Hospitals where Tadd T. Hsie works

Medicare's Facility Affiliation Data lists Tadd T. Hsie 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 Tadd T. Hsie is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Tadd T. Hsie as a member of this group (CMS data updated October 2, 2026).

  • Overlake Medical Clinics LLC425 clinicians in the group

Specialties

Find other Family Practice doctors in Washington →

Other family doctors in Bellevue

Clinicians with the same Medicare primary specialty in Bellevue, WA — not a recommendation.

All family doctors in Bellevue →

Other clinicians in Overlake Medical Clinics LLC

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

Clinician information

CredentialMD
Medical schoolWashington University School Of Medicine
Graduation year1991 (35 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1083895346
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