Dr. Key Yan Tsoi, MD
- Part D claims, 2024
- 64
- Hospital affiliations
- 2
- Industry payments
- $361
- Medical groups
- 2
- State license
- 1
- Practice address
- 625 James S Trimble Boulevard, Paintsville, KY 41240
- Practice phone
- Call (606) 789-3511
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Tsoi's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Key Yan Tsoi is a general surgeon in Paintsville, Kentucky
Dr. Tsoi practices at Paintsville ARH Hospital in Paintsville, Kentucky, part of ARH.
Dr. Tsoi's NPI, 1821551565, was assigned on April 10, 2019. Dr. Tsoi graduated from University of South Florida College of Medicine in 2019. Dr. Tsoi holds Kentucky license 59893.
- NPI
- 1821551565NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6002347358
- NPI enumeration date
- April 10, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (606) 789-3511
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Key Yan Tsoi practices at Paintsville ARH Hospital in Paintsville, Kentucky
Dr. Tsoi's primary practice is Paintsville ARH Hospital, at 625 James S Trimble Boulevard, Paintsville, KY 41240 in Johnson County. The practice phone is (606) 789-3511.
- Paintsville ARH Hospital625 James S Trimble Boulevard, Paintsville, KY 41240 · Johnson CountyPhone(606) 789-3511
Source: Dmand AI Affiliation Data
Dr. Key Yan Tsoi is affiliated with 4 sites of care and 2 medical groups
Dr. Tsoi's primary practice is Paintsville ARH Hospital in Paintsville, Kentucky, part of ARH. Dr. Tsoi is also affiliated with Highlands ARH Regional Medical Center. The medical group on file is ARH Pennington Gap Clinic. Dmand AI also links Dr. Tsoi to 1 more group practice or clinic, 1 rural health clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Key Yan Tsoi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tsoi practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Paintsville ARH Hospital | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Key Yan Tsoi is one of 383 general surgeons in Kentucky
Surgery is Dr. Tsoi's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Tsoi is licensed in Kentucky.
Specialties and state licenses
- Surgery, KentuckyPrimary
General surgeons near Dr. Tsoi
Counts of general surgeons with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Key Yan Tsoi's patients have a median age of 59
Across all payers, Dmand AI patient panel data puts Dr. Tsoi's median patient age at 59, with 49% women.
Dr. Tsoi's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women49%
- Men51%
Source: Dmand AI Patient Panel Data
Dr. Key Yan Tsoi wrote 64 Medicare Part D claims in 2024
In 2024, Dr. Tsoi wrote 64 Medicare Part D claims for 22 patients. 94% of them were for generic drugs. CMS names the drug for 30 of them, across 2 drugs with 11 or more claims each, at $568 in total drug cost. In 2023, CMS named 12 claims across 1 drug.
Dr. Tsoi's Part D claims by kind of drug, 2024
- Generic60 claims94%
- Brand-name and other4 claims6%
Dr. Tsoi's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 122024: 30150%
Drugs named by CMS: 2 in 2024, 1 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Key Yan Tsoi ranks in the 73rd percentile for removal of tissue in Medicare
Dr. Tsoi accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 30 procedures of removal of tissue by Dr. Tsoi, more than 73% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Tsoi ranks in Medicare procedure volume
- Removal of tissue
- 73rd percentile30 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 49th percentile19 procedures
- Colonoscopy
- 45th percentile16 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Key Yan Tsoi received $361 in industry payments from 2022 to 2025
CMS Open Payments shows 13 general payments to Dr. Tsoi from 9 drug and device companies from 2022 to 2025. Food and beverage make up the largest share, 100% of the total. Integra LifeSciences Corporation paid the most, $87.
General payments to Dr. Tsoi by program year, 2022 to 2025
Companies that paid Dr. Tsoi the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Key Yan Tsoi graduated from University of South Florida College of Medicine
Dr. Tsoi graduated from University of South Florida College of Medicine in 2019.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Key Yan Tsoi's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Key Yan Tsoi
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Key Yan Tsoi's NPI number?
Dr. Key Yan Tsoi's NPI number is 1821551565. It was assigned on April 10, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Key Yan Tsoi?
Dr. Key Yan Tsoi is a general surgeon in Paintsville, Kentucky. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Key Yan Tsoi practice?
Dr. Tsoi practices at 625 James S Trimble Boulevard, Paintsville, KY 41240. Dr. Tsoi's primary practice is Paintsville ARH Hospital in Paintsville, Kentucky, part of ARH. Dmand AI also links Dr. Tsoi to 1 group practice or clinic, 1 rural health clinic and 1 medical group.
What is Dr. Key Yan Tsoi's office phone number?
The practice phone on file for Dr. Tsoi is (606) 789-3511.
What is Dr. Key Yan Tsoi's medical license number?
Dr. Tsoi holds Kentucky license 59893.
Which hospitals is Dr. Key Yan Tsoi affiliated with?
Dr. Tsoi practices at Paintsville ARH Hospital in Paintsville, Kentucky. Dr. Tsoi is also affiliated with Highlands ARH Regional Medical Center.
What medical group is Dr. Key Yan Tsoi part of?
Dr. Tsoi is linked to ARH Pennington Gap Clinic. Dmand AI links Dr. Tsoi to 1 more medical group.
Does Dr. Key Yan Tsoi accept Medicare?
Yes. CMS lists Dr. Tsoi as accepting Medicare assignment.
Where did Dr. Key Yan Tsoi go to medical school?
Dr. Tsoi graduated from University of South Florida College of Medicine in 2019.
What drugs does Dr. Key Yan Tsoi prescribe most?
In 2024 Medicare Part D data, Dr. Tsoi's most prescribed drugs by claims were Ondansetron ODT and Methocarbamol.
Has Dr. Key Yan Tsoi received payments from drug or device companies?
CMS Open Payments shows $361 in general payments to Dr. Tsoi from 9 companies from 2022 to 2025. The largest total came from Integra LifeSciences Corporation.
How long has Dr. Key Yan Tsoi been practicing?
Dr. Tsoi graduated from medical school in 2019, 7 years ago.
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