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Hand Surgery

Tsai-Lung Tsai, DO

Works at hospitals in Middletown, NY · Warwick, NY · New York

Summary

Dr. Tsai-Lung Tsai, DO is a hand surgeon at 300 Crystal Run Rd, Middletown, NY 10941. Phone: (845) 692-6999. Accepts Medicare assignment. In 2024, Tsai-Lung Tsai had 538 Original Medicare patients and 1,863 services. NPI 1518112788. 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: Hand surgeon (Medicare lists Hand Surgery)
  • Address: 300 Crystal Run Rd, Middletown, NY 10941 · Directions
  • Phone: (845) 692‑6999
  • Medicare: Accepts Medicare assignment
  • Hospitals: Garnet Health Medical Center, St Anthony Community Hospital
  • Group practice: Crystal Run Healthcare Physicians LLP
  • Medical school: University Of New England, College Of Osteo Medicine · graduated 2008 (18 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Tsai-Lung Tsai, 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 Tsai-Lung Tsai accept Medicare assignment?
Yes. Medicare's clinician data says Tsai-Lung Tsai 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 Tsai-Lung Tsai see?
In 2024, CMS data shows 538 Original Medicare patients and 1,863 services for Tsai-Lung Tsai. This counts Original Medicare only and measures volume, not quality.
What is Tsai-Lung Tsai's NPI number?
1518112788. 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 Tsai-Lung Tsai, 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 patients538
Services billed to Medicare1,863
Different services or procedures62
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Injection, triamcinolone acetonide, not otherwise specified, 10 mg (J3301)652 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)201 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)166 services
  4. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)152 services
  5. Injection into tendon or ligament (20550)150 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 cholesterol75%
  • High blood pressure71%
  • Arthritis67%
  • Ischemic heart disease36%
  • Diabetes31%
  • Anxiety28%

Hospitals where Tsai-Lung Tsai works

Medicare's Facility Affiliation Data lists Tsai-Lung Tsai 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.

  • Garnet Health Medical CenterMiddletown, NY · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 330126
  • St Anthony Community HospitalWarwick, NY · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: not listed by Medicare · CCN 330205

Practice locations

Addresses where Tsai-Lung Tsai is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Tsai-Lung Tsai as a member of this group (CMS data updated October 2, 2026).

  • Crystal Run Healthcare Physicians LLP362 clinicians in the group

Specialties

Find other Hand Surgery doctors in New York →

Other hand surgeons in Middletown

Clinicians with the same Medicare primary specialty in Middletown, NY — not a recommendation.

All hand surgeons in Middletown →

Other clinicians in Crystal Run Healthcare Physicians LLP

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

Clinician information

CredentialDO
Medical schoolUniversity Of New England, College Of Osteo Medicine
Graduation year2008 (18 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1518112788
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