Doctor profile · Federal record

Dr. Matthew Lamon, DO

Addiction Medicine (Family Medicine) Physician (CMS: Family Practice) · Student in an Organized Health Care Education/Training Program · Family Medicine Physician · Ventura, CA

  • NPI 1356835243
  • Accepts Medicare
  • MIPS 82.2 / 100 · 2023
  • 8 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
300 Hillmont Ave, Bldg 340, Suite 201
Ventura, CA 93003
(805) 652-6100
fax (805) 652-3252
Additional location
2150 N Victoria Ave
Oxnard, CA 930367791
(805) 382-6296
Mailing address
2323 Knoll Dr Ste 219
Ventura, CA 930037307

Credentials & registration

NPPES · NUCC
NPI registered
June 2018 — 8 yrs on file
Profile last updated
July 13, 2023
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207QA0401X — NUCC code
State license (1)
California #20A17818

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356835243. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
85
Distinct HCPCS
2
Medicare allowed
$9,693
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 50 40 $97
99214 Established patient office or other outpatient visit, 30-39 minutes 35 24 $138

In context: peer comparison

Among 3 peers in this city , average services per provider: 28. This provider delivers 3.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$195
Transactions
9
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Indivior Inc. 4 $86.77
Alkermes, Inc. 2 $48.23
Braeburn Inc. 2 $35.18
Hikma Pharmaceuticals USA 1 $24.77

By nature of payment

Food and Beverage
$195

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
42
Patients
0
Total drug cost
$884
Drug Type Claims Patients Total cost
Lisinopril Generic 18 0 $332
Gabapentin Generic 13 0 $347
Metformin Hcl Generic 11 0 $204

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Lamon's medical specialty?
Dr. Matthew Lamon practices Addiction Medicine (Family Medicine) Physician in Ventura, CA.
Where does Dr. Matthew Lamon practice?
Dr. Matthew Lamon practices at 300 Hillmont Ave, Bldg 340, Suite 201, Ventura, CA 93003. Office phone: 8056526100.
What is Dr. Matthew Lamon's NPI?
Dr. Matthew Lamon's National Provider Identifier (NPI) is 1356835243, issued by NPPES.
Does Dr. Matthew Lamon accept Medicare assignment?
Yes. Dr. Matthew Lamon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Lamon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.