Matthew Lonergan, MD
Hematology & Oncology Physician · Eugene, OR
Matthew Lonergan, MD is a hematology & oncology physician with a practice address in Eugene, Oregon, and NPI 1639122591, issued on May 19, 2006. Check the license (Oregon MD171696, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Matthew Lonergan
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License numbers
- MD171696 OR
MD00034123 WA
Self-reported in NPPES; status is on the state search - Practice location
- 520 Country Club, Eugene, OR 97401
- Phone
- (541) 683-5001
- Enumerated
- May 19, 2006
- Record last updated
- Jul 15, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (541) 683-1422
- Medicaid ID
- 1639122591 WA
- Medicare enrollment
- Enrolled (PECOS I20150930000574); accepts Medicare assignment
- Medical or professional school
- Harvard Medical School, 1994
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 138 in Oregon → Look up another NPI →
Also registered at 520 Country Club
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Benjamin Cho, M.D.Medical Oncology Physician1245360759
- John Fitzharris, M.D.Medical Oncology Physician1356447288
- Keith Goldstein, M.D.Medical Oncology Physician1861462566
- Choolwe Mupunga, NPFPsychiatric/Mental Health Nurse Practitioner1770942708
- Sagen Olson, PA-CMedical Physician Assistant1376884304
- Thomas Sroka, MDRadiation Oncology Physician1700058021
Verify Matthew Lonergan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD171696Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
37% more Medicare Part D claims than the average hematology & oncology physician in 2024
1,205 Medicare Part D claims for 231 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 121 claims were for opioids.
Most prescribed
- Anastrozole207 claims
- Dexamethasone89 claims
- Prednisone70 claims
- Ondansetron Hcl68 claims
- Oxycodone Hcl64 claims
- Prochlorperazine Maleate58 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 99.7 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $916.96
7 payments; by number, the most common kind was travel and lodging; the largest payer was Intuitive Surgical, Inc. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Oncology Associates OF Oregon P CEugene, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Matthew Lonergan among 138 hematology & oncology physician records in Oregon
Matthew Lonergan, MD is one of 138 hematology & oncology physician records with a practice address in Oregon. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 18% of them.
- NPI issued2006 · 18% of these records are older, 46% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1994 · median 2001 among the 97 with a school on file
- Record last updated2021 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Oregon
There are 138 hematology & oncology physician records in Oregon.
All 138 in Oregon → Every provider in Eugene → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Glenn Buchanan, MDEugene, OR 974011972589141
- James Butrynski, M.D.Eugene, OR 974011427134287
- Miho Dougherty, M.D.Eugene, OR 974011184950479
- James Fitzgibbons, MDEugene, OR 974011801872171
- Luke Fletcher, MDEugene, OR 974011770979098
- Daniel Guy, MDEugene, OR 974011366860553
- Jae Lee, MDEugene, OR 974011154307080
- Veronica Roa, MDEugene, OR 974011720064801
Common questions
What is Matthew Lonergan, MD's NPI number?
Matthew Lonergan, MD's National Provider Identifier (NPI) is 1639122591, issued on May 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Matthew Lonergan, MD located?
The NPPES record lists a practice address at 520 Country Club, Eugene, OR, 97401. Phone: (541) 683-5001. Providers update this record themselves, so call before visiting.
How can I verify Matthew Lonergan, MD's license?
NPPES lists Oregon license number MD171696, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Matthew Lonergan, MD prescribe under Medicare Part D?
In 2024, Matthew Lonergan, MD had 1,205 Medicare Part D claims for 231 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Matthew Lonergan, MD's MIPS final score?
The 2023 MIPS final score is 99.7 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.