Dr. David Martin Tretheway, MD
- Medicare services, 2021
- 68
- Part D claims, 2023
- 69
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 236 Nw Kingwood Ave, Redmond, OR 97756-1324
- Practice phone
- Call (541) 548-7134
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Internal Medicine Associates Of Redmond
Multi-specialty group site · Redmond, Oregon
Find Dr. Tretheway's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. David Martin Tretheway is an internist in Seattle, Washington
Dr. Tretheway practices at Internal Medicine Associates Of Redmond in Redmond, Oregon.
Dr. Tretheway's NPI, 1831152982, was assigned on April 10, 2006. Dr. Tretheway holds Oregon license 14982.
- NPI
- 1831152982NPI Registry (opens in a new tab)
- NPI enumeration date
- April 10, 2006
- NPI status
- Active
- Practice phone
- (541) 548-7134
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Martin Tretheway practices in Redmond and Seattle
Dr. Tretheway's primary practice is Internal Medicine Associates of Redmond, at 236 Nw Kingwood Ave, Redmond, OR 97756-1324. The practice phone is (541) 548-7134. The NPI Registry lists Dr. Tretheway's practice address as 825 Eastlake E Ave, Seattle, WA 98109.
- Internal Medicine Associates of RedmondPrimary236 Nw Kingwood Ave, Redmond, OR 97756-1324Phone(541) 548-7134
- NPI Registry address825 Eastlake E Ave, Seattle, WA 98109 · King CountyPhone(541) 548-7134
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. David Martin Tretheway is affiliated with 1 site of care and 1 medical group
Dr. Tretheway's primary practice is Internal Medicine Associates Of Redmond in Redmond, Oregon. Dmand AI also links Dr. Tretheway to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. David Martin Tretheway's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tretheway practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Internal Medicine Associates Of Redmond | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David Martin Tretheway is one of 2,689 internists in Washington
Internal medicine is Dr. Tretheway's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Tretheway is licensed in Oregon.
Specialties and state licenses
- Internal medicine, OregonPrimary
Internists near Dr. Tretheway
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. David Martin Tretheway billed Medicare for 68 services in 2021
CMS data shows 68 Medicare services from Dr. Tretheway across 2 procedure codes in 2021, all of them office visits. Medicare paid $1,059 for them. Every service was in an office.
Dr. Tretheway's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 7802021: 6891%
- Tests and treatments
- 2020: 2192021: 0100%
- Other services
- 2020: 1272021: 0100%
- Surgery
- 2020: 612021: 0100%
Dr. Tretheway compared with the Washington median for internists, 2021
- Dr. Tretheway
- Washington median
- Medicare services
- 68vs 36481% below
- Part D claims
- 69vs 18262% below
Medians across 2,604 internists in Washington with Dmand AI profiles that report each measure.
Dr. Tretheway's most billed Medicare procedure codes, 2021
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David Martin Tretheway's patients have a median age of 82
Across all payers, Dmand AI patient panel data puts Dr. Tretheway's median patient age at 82, with 0% women.
Dr. Tretheway's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 82
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Dr. David Martin Tretheway wrote 69 Medicare Part D claims in 2023
In 2023, Dr. Tretheway wrote 69 Medicare Part D claims. They cover 3 drugs, with $1,309 in total drug cost. In 2022, CMS named 104 claims across 6 drugs.
Dr. Tretheway's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 1042023: 6934%
Drugs named by CMS: 3 in 2023, 6 in 2022.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Sources for Dr. David Martin Tretheway's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. David Martin Tretheway
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. David Martin Tretheway's NPI number?
Dr. David Martin Tretheway's NPI number is 1831152982. It was assigned on April 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David Martin Tretheway?
Dr. David Martin Tretheway is an internist in Seattle, Washington. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. David Martin Tretheway practice?
Dr. Tretheway practices at 236 Nw Kingwood Ave, Redmond, OR 97756-1324. Dr. Tretheway also practices at 825 Eastlake E Ave, Seattle, WA 98109. Dr. Tretheway's primary practice is Internal Medicine Associates Of Redmond in Redmond, Oregon. Dmand AI also links Dr. Tretheway to 1 medical group.
What is Dr. David Martin Tretheway's office phone number?
The practice phone on file for Dr. Tretheway is (541) 548-7134.
What is Dr. David Martin Tretheway's medical license number?
Dr. Tretheway holds Oregon license 14982.
Does Dr. David Martin Tretheway accept Medicare?
Yes. CMS data shows Dr. Tretheway billed Medicare for 68 services in 2021.
What services does Dr. David Martin Tretheway bill to Medicare?
In 2021, Dr. Tretheway's most billed Medicare services were office visit, established patient (99214) and office visit, established patient (99215).
What drugs does Dr. David Martin Tretheway prescribe most?
In 2023 Medicare Part D data, Dr. Tretheway's most prescribed drugs by claims were Lidocaine HCl Viscous, Enulose and Warfarin Sodium.
How long has Dr. David Martin Tretheway been practicing?
Dr. Tretheway's NPI was assigned in 2006.
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