Tat- Sum Lee, M.D.
NPI 1477500304 · Family Medicine Physician · Dunkirk, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tat- Sum Lee, M.D. is a Family Medicine Physician provider in Dunkirk, NY (NPI 1477500304).
Provider details
- NPI number
- 1477500304
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 126308 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Varicella-Zoster Ge/As01b/Pfbrand: Shingrix | 31 | 27 |
| Levothyroxine Sodium | 28 | — |
| Atorvastatin Calcium | 23 | — |
| Metoprolol Succinate | 23 | — |
| Lisinopril | 19 | — |
| Rsvpref3 Antigen/As01e/Pfbrand: Arexvy | 17 | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$357 across 18 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-27
- Last updated
- 2016-11-29
Frequently asked questions
- What is Tat- Sum Lee's NPI number?
- Tat- Sum Lee's National Provider Identifier (NPI) is 1477500304, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tat- Sum Lee's specialty?
- Tat- Sum Lee is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tat- Sum Lee located?
- Tat- Sum Lee's practice location on file with NPPES is 3898 Vineyard Dr, Dunkirk, NY 14048-3559.
- What is Tat- Sum Lee's phone number?
- The practice phone number listed in the NPPES registry for Tat- Sum Lee is (716) 363-1515.
- Does Tat- Sum Lee accept Medicare?
- Tat- Sum Lee is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tat- Sum Lee's NPI active?
- Yes — Tat- Sum Lee's NPI (1477500304) is active in the NPPES registry as of the last update on 2016-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.