Dr Tat- Sum Lee, MD - Medicare Internal Medicine in Dunkirk, NY

Dr Tat- Sum Lee, MD is a medicare enrolled "Family Medicine" physician in Dunkirk, New York. He graduated from medical school in 1971 and has 53 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice The Chautauqua Center, Inc and his current practice location is 3898 Vineyard Dr, Suite 3, Dunkirk, New York. You can reach out to his office (for appointments etc.) via phone at (716) 363-1515.

Dr Tat- Sum Lee is licensed to practice in New York (license number 126308) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1477500304.

Contact Information

Dr Tat- Sum Lee, MD
3898 Vineyard Dr, Suite 3,
Dunkirk, NY 14048-3559
(716) 363-1515
(716) 363-7677

Map and Direction




Physician's Profile

Full NameDr Tat- Sum Lee
GenderMale
SpecialityInternal Medicine
Experience53 Years
Location3898 Vineyard Dr, Dunkirk, New York
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Tat- Sum Lee graduated from medical school in 1971
  NPI Data:
  • NPI Number: 1477500304
  • Provider Enumeration Date: 05/27/2006
  • Last Update Date: 11/29/2016
  Medicare PECOS Information:
  • PECOS PAC ID: 0143299883
  • Enrollment ID: I20090910000129

Medical Identifiers

Medical identifiers for Dr Tat- Sum Lee such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1477500304NPI-NPPES
6407025OtherNYINDEPENDENT HEALTH
000507408002OtherNYBLUE CROSS BLUE SHIELD
00600702MedicaidNY
00010102203OtherNYUNIVERA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 126308 (New York)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Brooks-tlc Hospital System, IncDunkirk, NYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
The Chautauqua Center, Inc721417832643

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Dr Tat- Sum Lee allows following entities to bill medicare on his behalf.
Entity NameGeneral Physician Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1093959322
PECOS PAC ID: 9537213079
Enrollment ID: O20090818000154
Entity NameThe Chautauqua Center, Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1760747521
PECOS PAC ID: 7214178326
Enrollment ID: O20130805000454

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Dr Tat- Sum Lee is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Dr Tat- Sum Lee, MD
3898 Vineyard Dr,
Dunkirk, NY 14048-3559

Ph: (716) 363-2233
Dr Tat- Sum Lee, MD
3898 Vineyard Dr, Suite 3,
Dunkirk, NY 14048-3559

Ph: (716) 363-1515

Reviews and Comments


Family Medicine Doctors in Dunkirk, NY

Helen Carreras-suchanick, D.O.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 19 Lake Shore Dr W, Dunkirk, NY 14048
Phone: 716-363-6377    
Maxim Mitchell, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 3898 Vineyard Dr, Dunkirk, NY 14048
Phone: 716-646-5500    
Dr. Keith Balram Shankar, M.D.
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 3898 Vineyard Dr Ste 1, Dunkirk, NY 14048
Phone: 716-363-6960    
Dr. Matthew Thomas Rivera, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 75 E 3rd St, Dunkirk, NY 14048
Phone: 716-363-6050    Fax: 833-974-1992
Erin Elizabeth Miller, PA-C
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 319 Central Ave Ste B, Dunkirk, NY 14048
Phone: 716-363-6050    
Gabriel N Attallah,
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 319 Central Ave Ste B, Dunkirk, NY 14048
Phone: 716-363-6050    

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.