William Preskenis, MD - Medicare Pulmonary Disease in Glastonbury, CT

William Preskenis, MD is a medicare enrolled "Internal Medicine - Pulmonary Disease" physician in Glastonbury, Connecticut. He went to Saint Louis University School Of Medicine and graduated in 1983 and has 41 years of diverse experience with area of expertise as Pulmonary Disease. He is a member of the group practice Prime Healthcare, Pc and his current practice location is 27 Sycamore St, Ste 100, Prime Healthcare, Glastonbury, Connecticut. You can reach out to his office (for appointments etc.) via phone at (860) 659-0581.

William Preskenis is licensed to practice in Connecticut (license number 026608) 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 1104803808.

Contact Information

William Preskenis, MD
27 Sycamore St, Ste 100, Prime Healthcare,
Glastonbury, CT 06033-2223
(860) 659-0581
(860) 652-3077

Map and Direction




Physician's Profile

Full NameWilliam Preskenis
GenderMale
SpecialityPulmonary Disease
Experience41 Years
Location27 Sycamore St, Glastonbury, Connecticut
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:
  • William Preskenis attended and graduated from Saint Louis University School Of Medicine in 1983
  NPI Data:
  • NPI Number: 1104803808
  • Provider Enumeration Date: 12/23/2005
  • Last Update Date: 03/07/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 9133218993
  • Enrollment ID: I20091201000661

Medical Identifiers

Medical identifiers for William Preskenis such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1104803808NPI-NPPES
010026608CT01OtherCTBCBS
026608OtherCTMEDICAL LICENSE
001266081MedicaidCT

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RP1001XInternal Medicine - Pulmonary Disease 026608 (Connecticut)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Francis Hospital & Medical CenterHartford, CTHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Prime Healthcare, Pc670978793080

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. William Preskenis allows following entities to bill medicare on his behalf.
Entity NamePrime Healthcare, Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1184819302
PECOS PAC ID: 6709787930
Enrollment ID: O20040121000411

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. William Preskenis 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
William Preskenis, MD
30 Jordan Ln, Prime Healthcare,
Wethersfield, CT 06109-1278

Ph: (860) 263-0253
William Preskenis, MD
27 Sycamore St, Ste 100, Prime Healthcare,
Glastonbury, CT 06033-2223

Ph: (860) 659-0581

Reviews and Comments


Internal Medicine Doctors in Glastonbury, CT

Dr. Shishir Mathur, M.D.
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 27 Sycamore St Ste 400, Glastonbury, CT 06033
Phone: 860-633-0500    Fax: 860-633-5250
Ralph Peter Stocker, M.D.
Pulmonary Disease
Medicare: Not Enrolled in Medicare
Practice Location: 195 Eastern Blvd, # 201, Glastonbury, CT 06033
Phone: 860-246-4260    Fax: 860-430-9770
Dr. Abhishek Kumar, M.D
Pulmonary Disease
Medicare: Medicare Enrolled
Practice Location: 628 Hebron Ave Ste 300, Glastonbury, CT 06033
Phone: 230-518-3004    
Dr. Kenneth Abriola, MD
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 300 Hebron Ave, Suite 113, Glastonbury, CT 06033
Phone: 860-657-0764    
Thomas Freund, MD
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 27 Sycamore St, Suite 400, Glastonbury, CT 06033
Phone: 860-633-0500    Fax: 860-633-5250
Anthony F Lasala, M.D.
Pulmonary Disease
Medicare: Medicare Enrolled
Practice Location: 703 Hebron Ave, Glastonbury, CT 06033
Phone: 860-659-8830    Fax: 860-633-8529

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.