Doctor profile · Federal record
Dr. Gary Matthews, MD
Psychiatry Physician (CMS: Psychiatry) · Student in an Organized Health Care Education/Training Program · Washington, DC
- NPI 1689018772
- Accepts Medicare
- 9 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
6323 Georgia Ave Nw, Howard University Hospital
Washington, DC 200111101
(202) 865-4833
Credentials & registration
- NPI registered
- April 2013 — 13 yrs on file
- Profile last updated
- September 11, 2025
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 2084P0800X — NUCC code
- State license (1)
- Georgia #77862
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1689018772. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
444
Distinct HCPCS
2
Medicare allowed
$41,136
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 226 | 71 | $118 | |
90833 |
Psychotherapy with evaluation and management visit, 30 minutes | 218 | 67 | $66 |
In context: peer comparison
Among 31 peers in this city , average services per provider: 89. This provider delivers 5.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,855
Patients
466
Total drug cost
$36,157
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Trazodone Hcl | Generic | 193 | 59 | $5,054 |
| Lamotrigine | Generic | 179 | 41 | $2,215 |
| Dextroamphetamine-Amphetamine (Dextroamphetamine/Amphetamine) | Brand | 159 | 28 | $5,971 |
| Bupropion Xl (Bupropion Hcl) | Brand | 158 | 40 | $4,877 |
| Quetiapine Fumarate | Generic | 150 | 42 | $3,090 |
| Fluoxetine Hcl | Generic | 127 | 31 | $1,278 |
| Sertraline Hcl | Generic | 124 | 28 | $1,341 |
| Buspirone Hcl | Generic | 116 | 28 | $3,456 |
| Alprazolam | Generic | 111 | 27 | $161 |
| Zolpidem Tartrate | Generic | 105 | 21 | $963 |
Frequently asked questions
What is Dr. Gary Matthews's medical specialty?
Dr. Gary Matthews practices Psychiatry Physician in Washington, DC.
Where does Dr. Gary Matthews practice?
Dr. Gary Matthews practices at 6323 Georgia Ave Nw, Washington, DC 200111101. Office phone: 2028654833.
What is Dr. Gary Matthews's NPI?
Dr. Gary Matthews's National Provider Identifier (NPI) is 1689018772, issued by NPPES.
Does Dr. Gary Matthews accept Medicare assignment?
Yes. Dr. Gary Matthews accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gary Matthews commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Psychotherapy with evaluation and management visit (HCPCS 90833). Source: CMS Medicare Physician & Other Practitioners file.