John W Diefenderfer, DO - Medicare Osteopathic Manipulative Medicine in Waterville, ME

John W Diefenderfer, DO is a medicare enrolled "Family Medicine" physician in Waterville, Maine. He graduated from medical school in 2011 and has 13 years of diverse experience with area of expertise as Osteopathic Manipulative Medicine. He is a member of the group practice Mainegeneral Medical Center and his current practice location is 149 North St, Waterville, Maine. You can reach out to his office (for appointments etc.) via phone at (207) 861-5101.

John W Diefenderfer is licensed to practice in Maine (license number DO2785) 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 1407236185.

Contact Information

John W Diefenderfer, DO
149 North St,
Waterville, ME 04901-4974
(207) 861-5101
(207) 872-4341

Map and Direction




Physician's Profile

Full NameJohn W Diefenderfer
GenderMale
SpecialityOsteopathic Manipulative Medicine
Experience13 Years
Location149 North St, Waterville, 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 W Diefenderfer graduated from medical school in 2011
  NPI Data:
  • NPI Number: 1407236185
  • Provider Enumeration Date: 06/08/2015
  • Last Update Date: 01/20/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 1254619729
  • Enrollment ID: I20190815001786

Medical Identifiers

Medical identifiers for John W Diefenderfer such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1407236185NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine UO 4638 (Florida)Secondary
207Q00000XFamily Medicine DO2785 (Maine)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Maine General Medical CenterAugusta, MEHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mainegeneral Medical Center1254245715489

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 W Diefenderfer allows following entities to bill medicare on his behalf.
Entity NameMainegeneral Medical Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1669423380
PECOS PAC ID: 1254245715
Enrollment ID: O20031118000718

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 W Diefenderfer 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 W Diefenderfer, DO
149 North St,
Waterville, ME 04901-4974

Ph: (207) 861-5101
John W Diefenderfer, DO
149 North St,
Waterville, ME 04901-4974

Ph: (207) 861-5101

Reviews and Comments


Family Medicine Doctors in Waterville, ME

Catherine Batz, DO
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 149 North St, Waterville, ME 04901
Phone: 207-861-5101    Fax: 207-872-4341
Jimmie J Woodlee, PA
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 4460 Mayflower Hill, Waterville, ME 04901
Phone: 207-859-4000    
Jennifer Diehl, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 211 Main St, Waterville, ME 04901
Phone: 207-877-3400    Fax: 207-877-3401
Lisa T Marrache, MD
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 109 Silver St, Waterville, ME 04901
Phone: 207-872-0866    Fax: 207-872-8098
Mark Erin Sutherland, DO
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 149 North St, Waterville, ME 04901
Phone: 207-861-5101    Fax: 207-872-4341
Richard F Hobbs Iii, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 121 Silver St, Waterville, ME 04901
Phone: 207-873-3900    Fax: 207-873-4900
Dr. Jerald E Hurdle, D.O.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 13 Railroad Sq, Suite 1, Waterville, ME 04901
Phone: 207-877-9562    Fax: 207-877-9560

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.