Dr. Glenn S. Buchanan, MD
- Medicare services, 2024
- 56
- Medicare patients, 2024
- 59
- Part D claims, 2024
- 146
- Hospital affiliations
- 1
- Industry payments
- $2,079
- Practice address
- 520 Country Club Rd, Eugene, OR 97401
- Practice phone
- Call (541) 683-5001
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Willamette Valley Cancer Institute and Research Center
Eugene, Oregon
Find Dr. Buchanan'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. Glenn S. Buchanan is a hematologist and oncologist in Eugene, Oregon
Dr. Buchanan practices at Willamette Valley Cancer Institute and Research Center in Eugene, Oregon.
Dr. Buchanan's NPI, 1972589141, was assigned on December 20, 2005. Dr. Buchanan graduated from University of Utah School of Medicine in 1998. Dr. Buchanan holds Oregon license MD24323.
- NPI
- 1972589141NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6901814821
- NPI enumeration date
- December 20, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (541) 683-5001
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Glenn S. Buchanan practices at Willamette Valley Cancer Institute and Research Center in Eugene, Oregon
Dr. Buchanan's primary practice is Willamette Valley Cancer Institute and Research Center, at 520 Country Club Rd, Eugene, OR 97401 in Lane County. The practice phone is (541) 683-5001.
- Willamette Valley Cancer Institute and Research Center520 Country Club Rd, Eugene, OR 97401 · Lane CountyPhone(541) 683-5001
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Glenn S. Buchanan is affiliated with 3 sites of care and 1 medical group
Dr. Buchanan's primary practice is Willamette Valley Cancer Institute and Research Center in Eugene, Oregon. Dr. Buchanan is also affiliated with PeaceHealth Peace Harbor Medical Center. The medical group on file is Willamette Valley Cancer Institute & Research Center. Dmand AI also links Dr. Buchanan to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Glenn S. Buchanan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Buchanan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Willamette Valley Cancer Institute and Research Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Glenn S. Buchanan is one of 118 hematologists and oncologists in Oregon
Hematology and oncology is Dr. Buchanan's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Buchanan is licensed in Oregon.
Specialties and state licenses
- Hematology and oncology, OregonPrimary
Hematologists and oncologists near Dr. Buchanan
Counts of hematologists and oncologists 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. Glenn S. Buchanan billed Medicare for 56 services in 2024
CMS data shows 56 Medicare services from Dr. Buchanan across 3 procedure codes in 2024, for 59 Medicare patients. Medicare paid $2,935 for them. Every service was in an office.
Dr. Buchanan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4722024: 2395%
- Surgery
- 2023: 142024: 2257%
- Lab and pathology
- 2023: 02024: 11
- Drugs given in the office
- 2023: 4902024: 0100%
- Tests and treatments
- 2023: 2972024: 0100%
Dr. Buchanan compared with the Oregon median for hematologists and oncologists, 2024
- Dr. Buchanan
- Oregon median
- Medicare services
- 56vs 1,33196% below
- Medicare patients
- 59vs 26678% below
- Part D claims
- 61vs 72692% below
Medians across 122 hematologists and oncologists in Oregon with Dmand AI profiles that report each measure.
Dr. Buchanan's most billed Medicare procedure codes, 2024
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. Buchanan and other hematologists and oncologists in Oregon.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Glenn S. Buchanan treated 59 Medicare patients in 2024, average age 73
CMS counts 59 Medicare patients who saw Dr. Buchanan in 2024. The largest group is 65 to 74, with 26 patients. 66% of them have high cholesterol, and 64% have high blood pressure. 19% are also on Medicaid. Their average risk score is 1.41, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Buchanan's median patient age at 62, with 60% women.
Dr. Buchanan's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Buchanan's Medicare patients by sex, 2024
- Women3153%
- Men2847%
Chronic conditions among Dr. Buchanan's Medicare patients, 2024
- High cholesterol66%
- High blood pressure64%
- Arthritis37%
- Chronic kidney disease29%
- Atrial fibrillation24%
- Cancer24%
- Anxiety22%
- Mood disorders20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Buchanan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women60%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Glenn S. Buchanan wrote 146 Medicare Part D claims in 2024
In 2024, Dr. Buchanan wrote 146 Medicare Part D claims for 46 patients. 85% of them were for generic drugs. CMS names the drug for 61 of them, across 4 drugs with 11 or more claims each, at $729 in total drug cost. In 2023, CMS named 534 claims across 19 drugs.
Dr. Buchanan's Part D claims by kind of drug, 2024
- Generic124 claims85%
- Brand-name22 claims15%
Dr. Buchanan's most prescribed drugs by claims, 2024
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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 5342024: 6189%
Drugs named by CMS: 4 in 2024, 19 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Glenn S. Buchanan takes part in Medicare
Dr. Buchanan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Glenn S. Buchanan received $2,079 in industry payments from 2017 to 2025
CMS Open Payments shows 15 general payments to Dr. Buchanan from 10 drug and device companies from 2017 to 2025. Consulting fees make up the largest share, 77% of the total. AstraZeneca Pharmaceuticals LP paid the most, $846.
General payments to Dr. Buchanan by program year, 2017 to 2025
General payments to Dr. Buchanan by kind, 2017 to 2025
- Consulting fees$1,59677%
- Food and beverage$31415%
- Education$1708%
Companies that paid Dr. Buchanan the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Glenn S. Buchanan graduated from University of Utah School of Medicine
Dr. Buchanan graduated from University of Utah School of Medicine in 1998.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Glenn S. Buchanan'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Glenn S. Buchanan
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. Glenn S. Buchanan's NPI number?
Dr. Glenn S. Buchanan's NPI number is 1972589141. It was assigned on December 20, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Glenn S. Buchanan?
Dr. Glenn S. Buchanan is a hematologist and oncologist in Eugene, Oregon. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Glenn S. Buchanan practice?
Dr. Buchanan practices at 520 Country Club Rd, Eugene, OR 97401. Dr. Buchanan's primary practice is Willamette Valley Cancer Institute and Research Center in Eugene, Oregon. Dmand AI also links Dr. Buchanan to 1 group practice or clinic.
What is Dr. Glenn S. Buchanan's office phone number?
The practice phone on file for Dr. Buchanan is (541) 683-5001.
What is Dr. Glenn S. Buchanan's medical license number?
Dr. Buchanan holds Oregon license MD24323.
Which hospitals is Dr. Glenn S. Buchanan affiliated with?
Dr. Buchanan is affiliated with PeaceHealth Peace Harbor Medical Center.
What medical group is Dr. Glenn S. Buchanan part of?
Dr. Buchanan is linked to Willamette Valley Cancer Institute & Research Center.
Does Dr. Glenn S. Buchanan accept Medicare?
Yes. CMS data shows Dr. Buchanan billed Medicare for 56 services in 2024, and Dr. Buchanan accepts Medicare assignment.
How many Medicare patients does Dr. Glenn S. Buchanan see?
CMS counts 59 Medicare patients who saw Dr. Buchanan in 2024, with an average age of 73.
What services does Dr. Glenn S. Buchanan bill to Medicare?
In 2024, Dr. Buchanan's most billed Medicare services were office visit, new patient (99204), surgery: heart and blood vessels (36415) and lab and pathology test (85025).
Show 4 more questionsShow fewer questions
Where did Dr. Glenn S. Buchanan go to medical school?
Dr. Buchanan graduated from University of Utah School of Medicine in 1998.
What drugs does Dr. Glenn S. Buchanan prescribe most?
In 2024 Medicare Part D data, Dr. Buchanan's most prescribed drugs by claims were Anastrozole, Acyclovir and Dexamethasone.
Has Dr. Glenn S. Buchanan received payments from drug or device companies?
CMS Open Payments shows $2,079 in general payments to Dr. Buchanan from 10 companies from 2017 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Glenn S. Buchanan been practicing?
Dr. Buchanan graduated from medical school in 1998, 28 years ago.
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