David Martin Tretheway, MD - Medicare Internal Medicine in Redmond, OR

David Martin Tretheway, MD is a medicare enrolled "Internal Medicine" physician in Redmond, Oregon. His current practice location is 236 Nw Kingwood Ave, Suite B, Redmond, Oregon. You can reach out to his office (for appointments etc.) via phone at (541) 548-7134.

David Martin Tretheway is licensed to practice in Oregon (license number 14982) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1831152982.

Contact Information

David Martin Tretheway, MD
236 Nw Kingwood Ave, Suite B,
Redmond, OR 97756-1324
(541) 548-7134
(541) 548-7196

Map and Direction




Physician's Profile

Full NameDavid Martin Tretheway
GenderMale
SpecialityInternal Medicine
Location236 Nw Kingwood Ave, Redmond, Oregon
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1831152982
  • Provider Enumeration Date: 04/10/2006
  • Last Update Date: 01/29/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 1850288374
  • Enrollment ID: I20040624000495

Medical Identifiers

Medical identifiers for David Martin Tretheway such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1831152982NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0002XInternal Medicine - Hospice And Palliative Medicine 14982 (Oregon)Secondary
207R00000XInternal Medicine 14982 (Oregon)Primary

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. David Martin Tretheway allows following entities to bill medicare on his behalf.
Entity NameHospice Of Redmond
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1285256776
PECOS PAC ID: 1759535933
Enrollment ID: O20200722003073

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. David Martin Tretheway 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
David Martin Tretheway, MD
1555 Sw Reindeer Ave,
Redmond, OR 97756-9449

Ph: (541) 548-4088
David Martin Tretheway, MD
236 Nw Kingwood Ave, Suite B,
Redmond, OR 97756-1324

Ph: (541) 548-7134

Reviews and Comments


Internal Medicine Doctors in Redmond, OR

Mark David Sternfeld, MD, PHD
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 236 Nw Kingwood Ave, Suite B, Redmond, OR 97756
Phone: 541-548-7134    Fax: 541-548-7196
Dr. Michael Varley, D.O.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1253 Nw Canal Blvd, Redmond, OR 97756
Phone: 541-548-8131    
Emily Harvey, M.D.
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 340 Nw 5th St Ste 202, Redmond, OR 97756
Phone: 541-504-2218    
Laura Nicholson, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 865 Sw Veterans Way, Redmond, OR 97756
Phone: 541-382-4900    
Dr. Celso A Gangan Jr., M.D
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1245 Nw 4th St, Ste 201, Redmond, OR 97756
Phone: 541-323-4545    Fax: 541-323-4546
Anne C Killingbeck, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1555 Sw Reindeer Ave, Redmond, OR 97756
Phone: 541-548-4088    Fax: 541-548-3732
Randy Dale Visser, DO
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 4282 Sw 43rd St, Redmond, OR 97756
Phone: 541-420-9482    Fax: 541-323-3794

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.