Doctor profile · Federal record
Dr. Matthew Larsen, DO
Child & Adolescent Psychiatry Physician (CMS: Psychiatry) · Idaho Falls, ID
- NPI 1831413681
- Accepts Medicare
- 16 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
2001 S Woodruff Ave Ste 9
Idaho Falls, ID 834046371
(208) 419-3002
fax (208) 656-5652
Credentials & registration
- NPI registered
- March 2010 — 16 yrs on file
- Profile last updated
- October 14, 2022
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 2084P0804X — NUCC code
- State license (1)
- Idaho #O-0856
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1831413681. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
62
Distinct HCPCS
1
Medicare allowed
$7,284
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 62 | 21 | $117 |
In context: peer comparison
Among 2 peers in Idaho Falls Child & Adolescent Psychiatry Physician, average services per provider: 82. This provider delivers 0.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
680
Patients
0
Total drug cost
$22,481
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Fluoxetine Hcl | Generic | 84 | 0 | $1,338 |
| Sertraline Hcl | Generic | 58 | 0 | $395 |
| Clonazepam | Generic | 56 | 0 | $261 |
| Trazodone Hcl | Generic | 56 | 0 | $1,387 |
| Aripiprazole | Generic | 52 | 0 | $6,338 |
| Clonidine Hcl | Generic | 48 | 0 | $253 |
| Alprazolam | Generic | 47 | 0 | $258 |
| Hydroxyzine Hcl | Generic | 45 | 0 | $509 |
| Bupropion Xl (Bupropion Hcl) | Brand | 42 | 0 | $1,207 |
| Benztropine Mesylate | Generic | 40 | 0 | $366 |
Frequently asked questions
What is Dr. Matthew Larsen's medical specialty?
Dr. Matthew Larsen practices Child & Adolescent Psychiatry Physician in Idaho Falls, ID.
Where does Dr. Matthew Larsen practice?
Dr. Matthew Larsen practices at 2001 S Woodruff Ave Ste 9, Idaho Falls, ID 834046371. Office phone: 2084193002.
What is Dr. Matthew Larsen's NPI?
Dr. Matthew Larsen's National Provider Identifier (NPI) is 1831413681, issued by NPPES.
Does Dr. Matthew Larsen accept Medicare assignment?
Yes. Dr. Matthew Larsen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Larsen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.