Carl S Demars, MD - Medicare Internal Medicine in Bath, ME

Carl S Demars, MD is a medicare enrolled "Internal Medicine" physician in Bath, Maine. He went to Wake Forest University School Of Medicine and graduated in 1997 and has 27 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Mainehealth and his current practice location is 108 Centre St, Bath, Maine. You can reach out to his office (for appointments etc.) via phone at (207) 373-1800.

Carl S Demars is licensed to practice in Maine (license number MD15294) 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 1215967245.

Contact Information

Carl S Demars, MD
108 Centre St,
Bath, ME 04530-2550
(207) 373-1800
(207) 442-9822

Map and Direction




Physician's Profile

Full NameCarl S Demars
GenderMale
SpecialityInternal Medicine
Experience27 Years
Location108 Centre St, Bath, 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:
  • Carl S Demars attended and graduated from Wake Forest University School Of Medicine in 1997
  NPI Data:
  • NPI Number: 1215967245
  • Provider Enumeration Date: 07/04/2006
  • Last Update Date: 04/18/2018
  Medicare PECOS Information:
  • PECOS PAC ID: 7618951310
  • Enrollment ID: I20040617001334

Medical Identifiers

Medical identifiers for Carl S Demars such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1215967245NPI-NPPES
10902369OtherCAQH

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RA0000XInternal Medicine - Adolescent Medicine 015294 (Maine)Secondary
207R00000XInternal Medicine MD15294 (Maine)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mainehealth75178605882109

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. Carl S Demars allows following entities to bill medicare on his behalf.
Entity NameMid Coast Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1932164795
PECOS PAC ID: 5496739468
Enrollment ID: O20040623001212
Entity NameMainehealth
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1790265502
PECOS PAC ID: 7517860588
Enrollment ID: O20040701000166

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. Carl S Demars 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
Carl S Demars, MD
108 Centre St,
Bath, ME 04530-2550

Ph: (207) 386-1800
Carl S Demars, MD
108 Centre St,
Bath, ME 04530-2550

Ph: (207) 373-1800

Reviews and Comments


Internal Medicine Doctors in Bath, ME

Elise Danielle Mcveigh, D.O.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 108 Centre St Ste 101, Bath, ME 04530
Phone: 207-406-7155    Fax: 207-618-5677
Alexander Fiorentino,
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 108 Centre St, Bath, ME 04530
Phone: 207-386-1800    
Dr. Margaret Lynn Duhamel, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 108 Centre St, Bath, ME 04530
Phone: 207-386-1800    Fax: 207-386-1801
Margaret Lederfine Paskal, DO
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 108 Centre St, Bath, ME 04530
Phone: 207-386-1800    
Benjamin S Herman, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1356a Washington Street, Bath, ME 04530
Phone: 207-442-7926    Fax: 207-442-0028
Dr. Benjamin Pinto, MD
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 108 Centre St, Bath, ME 04530
Phone: 207-406-7155    Fax: 207-618-5677

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.