Doctor profile · Federal record

Dr. Matthew Lonergan, MD

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Internal Medicine Physician · Hematology & Oncology Physician · Eugene, OR

  • NPI 1639122591
  • Accepts Medicare
  • MIPS 97.2 / 100 · 2023
  • 32 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
520 Country Club
Eugene, OR 974016036
(541) 683-5001
fax (541) 683-1422
Mailing address
520 Country Club Pkwy
Eugene, OR 974016043

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
July 15, 2021
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (2)
Oregon #MD171696 · Washington #MD00034123
Medicaid
WA #1639122591

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639122591. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
26,219
Distinct HCPCS
10
Medicare allowed
$595,920
HCPCS Description Services Patients Avg allowed
J0185 Injection, aprepitant, 1 mg 10,270 25 $2
J9271 Injection, pembrolizumab, 1 mg 8,201 15 $49
J1100 Injection, dexamethasone sodium phosphate, 1 mg 1,050 33 $0
J2469 Injection, palonosetron hcl, 25 mcg 980 36 $1
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 829 217 $7
36415 Insertion of needle into vein for collection of blood sample 823 221 $8
80053 Blood test, comprehensive group of blood chemicals 730 200 $10
J1626 Injection, granisetron hydrochloride, 100 mcg 440 20 $0
99213 Established patient office or other outpatient visit, 20-29 minutes 431 129 $87
83615 Lactate dehydrogenase (enzyme) level 357 94 $6

In context: peer comparison

Among 4 peers in Eugene Hematology & Oncology Physician, average services per provider: 580. This provider delivers 45× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$917
Transactions
7
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Intuitive Surgical, INC. 6 $896.96
Aveo Pharmaceuticals, INC. 1 $20.00

By nature of payment

Travel and Lodging
$544
Food and Beverage
$344
Education
$20
Gift
$9

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
667
Patients
197
Total drug cost
$765,911
Drug Type Claims Patients Total cost
Anastrozole Generic 150 52 $5,501
Oxycodone Hcl Generic 74 24 $1,937
Ondansetron Hcl Generic 65 43 $1,576
Prochlorperazine Maleate Generic 55 34 $795
Dexamethasone Generic 49 29 $1,260
Levothyroxine Sodium Generic 36 0 $458
Prednisone Generic 36 15 $352
Calquence (Acalabrutinib Maleate) Brand 29 0 $383,095
Folic Acid Generic 29 0 $110
Acyclovir Generic 27 0 $1,212

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Lonergan's medical specialty?
Dr. Matthew Lonergan practices Hematology & Oncology Physician in Eugene, OR.
Where does Dr. Matthew Lonergan practice?
Dr. Matthew Lonergan practices at 520 Country Club, Eugene, OR 974016036. Office phone: 5416835001.
What is Dr. Matthew Lonergan's NPI?
Dr. Matthew Lonergan's National Provider Identifier (NPI) is 1639122591, issued by NPPES.
Does Dr. Matthew Lonergan accept Medicare assignment?
Yes. Dr. Matthew Lonergan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Lonergan commonly perform?
Top Medicare-reported procedures in 2023: Injection, aprepitant, 1 mg (HCPCS J0185); Injection, pembrolizumab, 1 mg (HCPCS J9271); Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100). Source: CMS Medicare Physician & Other Practitioners file.