Dr Dennis R Callen, MD - Medicare Family Practice in Westport, MA

Dr Dennis R Callen, MD is a medicare enrolled "Family Medicine" physician in Westport, Massachusetts. He graduated from medical school in 1979 and has 45 years of diverse experience with area of expertise as Family Practice. He is a member of the group practice Prima Care Pc and his current practice location is 831 Main Rd, Westport, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (508) 636-0613.

Dr Dennis R Callen is licensed to practice in Massachusetts (license number 48749) 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 1790787752.

Contact Information

Dr Dennis R Callen, MD
831 Main Rd,
Westport, MA 02790-4315
(508) 636-0613
(508) 636-0616

Map and Direction




Physician's Profile

Full NameDr Dennis R Callen
GenderMale
SpecialityFamily Practice
Experience45 Years
Location831 Main Rd, Westport, Massachusetts
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 Dennis R Callen graduated from medical school in 1979
  NPI Data:
  • NPI Number: 1790787752
  • Provider Enumeration Date: 06/02/2005
  • Last Update Date: 06/17/2013
  Medicare PECOS Information:
  • PECOS PAC ID: 3072402619
  • Enrollment ID: I20040312000302

Medical Identifiers

Medical identifiers for Dr Dennis R Callen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1790787752NPI-NPPES
2076667MedicaidMA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 48749 (Massachusetts)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Community Nurse Home CareFairhaven, MAHome health agency
Accentcare Home Health Of MassachusettsWestwood, MAHome health agency
Southcoast Hospitals GroupFall river, MAHospital
Saint Anne's HospitalFall river, MAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Prima Care Pc2567356017186

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 Dennis R Callen allows following entities to bill medicare on his behalf.
Entity NamePrima Care Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1265422596
PECOS PAC ID: 2567356017
Enrollment ID: O20040214000027

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 Dennis R Callen 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 Dennis R Callen, MD
Po Box 1029,
Fall River, MA 02722-1029

Ph: (508) 675-7819
Dr Dennis R Callen, MD
831 Main Rd,
Westport, MA 02790-4315

Ph: (508) 636-0613

Reviews and Comments


Family Medicine Doctors in Westport, MA

John Chece, DO
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 831 Main Rd, Westport, MA 02790
Phone: 508-636-0613    Fax: 508-636-0616
Jane M Li, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 827 American Legion Hwy, Westport, MA 02790
Phone: 508-636-5101    Fax: 508-636-3651
Karen Ottenstein, MD
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 793 Main Rd, Westport, MA 02790
Phone: 508-636-7890    Fax: 508-636-7299
Binu S Oien, DO
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 827 American Legion Hwy, Westport, MA 02790
Phone: 508-636-5101    Fax: 508-636-3651
Nancy D. Carney, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 827 American Legion Hwy, Westport, MA 02790
Phone: 508-636-5101    Fax: 508-636-3651
Dr. Cathleen Sloan Hood, M.D.
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 793 Main Rd, Westport, MA 02790
Phone: 508-636-7890    Fax: 508-636-7299

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.