Dr. Duncan T. Landreth, MD
- Medicare services, 2018
- 1,569
- Part D claims, 2019
- 448
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 307 S 13th St, Mount Vernon, WA 98274-4100
- Practice phone
- Call (360) 336-9757
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Western Washington Cardiology Trust
Medical specialty practice · Mount Vernon, Washington
Find Dr. Landreth'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. Duncan T. Landreth is a cardiologist in Mount Vernon, Washington
Dr. Landreth practices at Western Washington Cardiology Trust in Mount Vernon, Washington.
Dr. Landreth's NPI, 1467497321, was assigned on June 17, 2006. Dr. Landreth holds Washington license MD00020573.
- NPI
- 1467497321NPI Registry (opens in a new tab)
- NPI enumeration date
- June 17, 2006
- NPI status
- Active
- Practice phone
- (360) 336-9757
- 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. Duncan T. Landreth practices at Western Washington Cardiology Trust in Mount Vernon, Washington
Dr. Landreth's primary practice is Western Washington Cardiology Trust, at 307 S 13th St, Mount Vernon, WA 98274-4100. The practice phone is (360) 336-9757.
- Western Washington Cardiology Trust307 S 13th St, Mount Vernon, WA 98274-4100Phone(360) 336-9757
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Duncan T. Landreth is affiliated with 1 site of care and 1 medical group
Dr. Landreth's primary practice is Western Washington Cardiology Trust in Mount Vernon, Washington. Dmand AI also links Dr. Landreth 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. Duncan T. Landreth's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Landreth practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Western Washington Cardiology Trust | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Duncan T. Landreth is one of 416 cardiologists in Washington
Cardiovascular disease is Dr. Landreth's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Landreth is licensed in Washington.
Specialties and state licenses
- Cardiovascular disease, WashingtonPrimary
Cardiologists near Dr. Landreth
Counts of cardiologists 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. Duncan T. Landreth billed Medicare for 1,569 services in 2018
CMS data shows 1,569 Medicare services from Dr. Landreth across 18 procedure codes in 2018. Medicare paid $63,308 for them.
Dr. Landreth's Medicare services by type, 2017 to 2018
- 2017
- 2018
- Tests and treatments
- 2017: 9082018: 9021%
- Office and hospital visits
- 2017: 7872018: 62321%
- Imaging
- 2017: 492018: 4410%
Where Dr. Landreth's Medicare services took place, 2018
- In an office39725%
- In a facility1,17275%
Dr. Landreth compared with the Washington median for cardiologists, 2018
- Dr. Landreth
- Washington median
- Medicare services
- 1,569vs 1,520Close to median
- Part D claims
- 448vs 1,72174% below
Medians across 425 cardiologists in Washington with Dmand AI profiles that report each measure.
Dr. Landreth's most billed Medicare procedure codes, 2018
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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Landreth and other cardiologists in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Duncan T. Landreth's patients have a median age of 81
Across all payers, Dmand AI patient panel data puts Dr. Landreth's median patient age at 81, with 25% women.
Dr. Landreth's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 81
Patient panel by sex, all payers
- Women25%
- Men75%
Source: Dmand AI Patient Panel Data
Dr. Duncan T. Landreth wrote 448 Medicare Part D claims in 2019
In 2019, Dr. Landreth wrote 448 Medicare Part D claims. They cover 19 drugs, with $34,283 in total drug cost. In 2018, CMS named 1,505 claims across 27 drugs.
Dr. Landreth's most prescribed drugs by claims, 2019
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, 2018 to 2019
- 2018
- 2019
- Claims for drugs CMS names
- 2018: 1,5052019: 44870%
Drugs named by CMS: 19 in 2019, 27 in 2018.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Sources for Dr. Duncan T. Landreth'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 | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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. Duncan T. Landreth
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. Duncan T. Landreth's NPI number?
Dr. Duncan T. Landreth's NPI number is 1467497321. It was assigned on June 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Duncan T. Landreth?
Dr. Duncan T. Landreth is a cardiologist in Mount Vernon, Washington. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Duncan T. Landreth practice?
Dr. Landreth practices at 307 S 13th St, Mount Vernon, WA 98274-4100. Dr. Landreth's primary practice is Western Washington Cardiology Trust in Mount Vernon, Washington. Dmand AI also links Dr. Landreth to 1 medical group.
What is Dr. Duncan T. Landreth's office phone number?
The practice phone on file for Dr. Landreth is (360) 336-9757.
What is Dr. Duncan T. Landreth's medical license number?
Dr. Landreth holds Washington license MD00020573.
Does Dr. Duncan T. Landreth accept Medicare?
Yes. CMS data shows Dr. Landreth billed Medicare for 1,569 services in 2018.
What services does Dr. Duncan T. Landreth bill to Medicare?
In 2018, Dr. Landreth's most billed Medicare services were office visit, established patient (99214), heart test or procedure (93010) and heart test or procedure (93306).
What drugs does Dr. Duncan T. Landreth prescribe most?
In 2019 Medicare Part D data, Dr. Landreth's most prescribed drugs by claims were Metoprolol Succinate, Furosemide and Rosuvastatin Calcium.
How long has Dr. Duncan T. Landreth been practicing?
Dr. Landreth's NPI was assigned in 2006.
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