John L Patten, DO - Medicare Family Practice in Hampden, ME

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John L Patten, DO is a medicare enrolled "Family Medicine" physician in Hampden, Maine. He graduated from medical school in 1998 and has 27 years of diverse experience with area of expertise as Family Practice. He is a member of the group practice St Joseph Hospital and his current practice location is 21 Western Ave, Hampden, Maine. You can reach out to his office (for appointments etc.) via phone at (207) 862-0300.

John L Patten is licensed to practice in Maine (license number 1654) 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 1669577938.

Contact Information

John L Patten, DO
21 Western Ave,
Hampden, ME 04444
(207) 862-0300
(207) 907-1041

Map and Direction




Physician's Profile

Full NameJohn L Patten
GenderMale
SpecialityFamily Practice
Experience27 Years
Location21 Western Ave, Hampden, 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:
  • John L Patten graduated from medical school in 1998
  NPI Data:
  • NPI Number: 1669577938
  • Provider Enumeration Date: 09/13/2006
  • Last Update Date: 02/03/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 4880772649
  • Enrollment ID: I20080418000151

Medical Identifiers

Medical identifiers for John L Patten such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1669577938NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 1654 (Maine)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St. Joseph HospiceBangor, MEHospice
St Joseph HospitalBangor, MEHospital
Eastern Maine Medical CenterBangor, MEHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
St Joseph Hospital6406766336170

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. John L Patten 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. John L Patten 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
John L Patten, DO
C/o St Marys Health System - Provider Enrollment, Po Box 7291,
Lewiston, ME 04243-7291

Ph: (207) 777-8941		John L Patten, DO
21 Western Ave,
Hampden, ME 04444

Ph: (207) 862-0300

Reviews and Comments


Family Medicine Doctors in Hampden, ME

Erin Marie Chandler, DO
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 603 Main Rd N, Hampden, ME 04444
Phone: 207-945-5400    Fax: 866-463-6751
Daniel Cole Gott, DO
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 7 Main Rd N, Hampden, ME 04444
Phone: 207-862-9400    Fax: 207-862-9411
Krystel Elliott-theberge, MD
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 603 Main Rd N, Hampden, ME 04444
Phone: 207-945-5400    Fax: 207-945-8300
Dr. Leigh J Forbush, DO
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 603 Main Rd N, Hampden, ME 04444
Phone: 207-945-5400    Fax: 866-463-6751
Marisa Angela Mastropasqua, DO
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 7 Main Rd N, Hampden, ME 04444
Phone: 207-862-9400    
Kristopher L O'connell, DO
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 7 Main Rd N, Hampden, ME 04444
Phone: 207-862-9400    Fax: 207-862-9411

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.