Mark R Lena, MD - Medicare Gastroenterology in Bangor, ME

Mark R Lena, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Bangor, Maine. He went to Geisel School Of Medicine At Dartmouth and graduated in 1982 and has 42 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice St Joseph Hospital and his current practice location is 360 Broadway Ste 100, Bangor, Maine. You can reach out to his office (for appointments etc.) via phone at (207) 907-3550.

Mark R Lena is licensed to practice in Maine (license number MD12551) 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 1366484230.

Contact Information

Mark R Lena, MD
360 Broadway Ste 100,
Bangor, ME 04401
(207) 907-3550
(207) 907-3562

Map and Direction




Physician's Profile

Full NameMark R Lena
GenderMale
SpecialityGastroenterology
Experience42 Years
Location360 Broadway Ste 100, Bangor, Maine
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:
  • Mark R Lena attended and graduated from Geisel School Of Medicine At Dartmouth in 1982
  NPI Data:
  • NPI Number: 1366484230
  • Provider Enumeration Date: 06/12/2006
  • Last Update Date: 02/03/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 8820031156
  • Enrollment ID: I20050607000882

Medical Identifiers

Medical identifiers for Mark R Lena such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1366484230NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology MD12551 (Maine)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Joseph HospitalBangor, MEHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
St Joseph Hospital6406766336150

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. Mark R Lena allows following entities to bill medicare on his behalf.
Entity NameSt Joseph Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1154321545
PECOS PAC ID: 6406766336
Enrollment ID: O20040604000895

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. Mark R Lena 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
Mark R Lena, MD
C/o St Marys Health System - Provider Enrollment, Po Box 7291,
Lewiston, ME 04243-7291

Ph: (207) 777-8941
Mark R Lena, MD
360 Broadway Ste 100,
Bangor, ME 04401

Ph: (207) 907-3550

Reviews and Comments


Internal Medicine Doctors in Bangor, ME

Eddy Karnabi, MD PHD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 1 Northeast Dr, Bangor, ME 04401
Phone: 207-275-3800    
Dr. Theodore William James, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 417 State St Ste 121, Bangor, ME 04401
Phone: 207-973-4266    
Fnu Kaleemullah, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 489 State St, Bangor, ME 04401
Phone: 207-973-7314    
Sverrir I Gunnarsson, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 1 Northeast Dr, Bangor, ME 04401
Phone: 207-275-3800    
Liga Yusvirazi, MD
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 360 Broadway, Bangor, ME 04401
Phone: 207-907-3283    
Ilsa Annetta Shulman, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 900 Broadway, Bangor, ME 04401
Phone: 207-907-3300    Fax: 207-907-1923
Dr. Michael Paul Sighinolfi, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 360 Broadway Ste 100, Bangor, ME 04401
Phone: 207-907-3550    Fax: 207-907-3562

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.