Gregory P Duff, MD - Medicare Orthopedic Surgery in Silverdale, WA

Gregory P Duff, MD is a medicare enrolled "Orthopaedic Surgery" physician in Silverdale, Washington. He went to Harvard Medical School and graduated in 1992 and has 32 years of diverse experience with area of expertise as Orthopedic Surgery. He is a member of the group practice Franciscan Medical Group and his current practice location is 4409 Nw Anderson Hill Rd, Silverdale, Washington. You can reach out to his office (for appointments etc.) via phone at (360) 698-6630.

Gregory P Duff is licensed to practice in Washington (license number MD00034439) 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 1952374290.

Contact Information

Gregory P Duff, MD
4409 Nw Anderson Hill Rd,
Silverdale, WA 98383-6807
(360) 698-6630
(360) 825-6536

Map and Direction




Physician's Profile

Full NameGregory P Duff
GenderMale
SpecialityOrthopedic Surgery
Experience32 Years
Location4409 Nw Anderson Hill Rd, Silverdale, Washington
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:
  • Gregory P Duff attended and graduated from Harvard Medical School in 1992
  NPI Data:
  • NPI Number: 1952374290
  • Provider Enumeration Date: 02/08/2006
  • Last Update Date: 12/02/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 3375438351
  • Enrollment ID: I20040303000622

Medical Identifiers

Medical identifiers for Gregory P Duff such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1952374290NPI-NPPES
1105137MedicaidWA
1023009MedicaidWA
0199377OtherWALABOR AND INDUSTRIES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207X00000XOrthopaedic Surgery MD00034439 (Washington)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Harrison Medical CenterBremerton, WAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Franciscan Medical Group05471738661173

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. Gregory P Duff allows following entities to bill medicare on his behalf.
Entity NameFranciscan Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1093165334
PECOS PAC ID: 0547173866
Enrollment ID: O20031111000789

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. Gregory P Duff 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
Gregory P Duff, MD
4409 Nw Anderson Hill Rd,
Silverdale, WA 98383-6807

Ph: (360) 698-6630
Gregory P Duff, MD
4409 Nw Anderson Hill Rd,
Silverdale, WA 98383-6807

Ph: (360) 698-6630

Reviews and Comments


Orthopaedic Surgery Doctors in Silverdale, WA

Omar Abdul-hadi, MD
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 4409 Nw Anderson Hill Rd, Silverdale, WA 98383
Phone: 360-698-6630    Fax: 360-698-7002
Kenneth R Koskella, M.D.
Orthopedic Surgery
Medicare: Medicare Enrolled
Practice Location: 4409 Nw Anderson Hill Rd, Silverdale, WA 98383
Phone: 360-698-6630    Fax: 360-698-7002
Dr. Stacee M Kessinger, M.D.
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 4409 Nw Anderson Hill Rd, Silverdale, WA 98383
Phone: 360-698-6630    
Brian P Wicks, M.D.
Orthopedic Surgery
Medicare: Not Enrolled in Medicare
Practice Location: 2200 Nw Myhre Rd, Silverdale, WA 98383
Phone: 360-830-1100    
Marijke Julia Devos, M.D.
Orthopedic Surgery
Medicare: Medicare Enrolled
Practice Location: 2200 Nw Myhre Rd, Silverdale, WA 98383
Phone: 360-830-1600    Fax: 360-830-1385
Bradley J. Watters, M.D.
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 4409 Nw Anderson Hill Rd, Silverdale, WA 98383
Phone: 360-698-6630    Fax: 360-698-7002
Michael P Henry, MD
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 4409 Nw Anderson Hill Rd, Silverdale, WA 98383
Phone: 360-698-6630    Fax: 360-698-7002

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.