Doctor profile · Federal record
Dr. Nathan Johnston
Psychiatry Physician (CMS: Psychiatry) · Psychiatry Physician · San Antonio, TX
- NPI 1619232113
- Accepts Medicare
- 14 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
23119 W Interstate 10 Bldg 7
San Antonio, TX 782571767
(210) 994-6336
fax (210) 994-6441
Credentials & registration
- NPI registered
- July 2012 — 14 yrs on file
- Profile last updated
- February 3, 2026
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 2084P0800X — NUCC code
- State licenses (2)
- Texas #Q6755 · Washington #OP61563295
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1619232113. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
506
Distinct HCPCS
3
Medicare allowed
$382,364
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
G2083 |
Office or other outpatient visit for the evaluation and management of an established patient that requires the supervision of a physician or other qualified health care professional and provision of greater than 56 mg esketamine nasal self-administration, | 306 | 23 | $1,101 | |
90870 |
Therapy using electrical currents | 180 | 11 | $165 | |
G2082 |
Office or other outpatient visit for the evaluation and management of an established patient that requires the supervision of a physician or other qualified health care professional and provision of up to 56 mg of esketamine nasal self-administration, incl | 20 | 12 | $778 |
In context: peer comparison
Among 31 peers in this city , average services per provider: 151. This provider delivers 3.4× the peer median.Open Payments
Industry payments received
All-time total
$59,286
Transactions
96
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Pharmaceuticals, Inc | 95 | $59,160.78 | |
| Axsome Therapeutics, Inc. | 1 | $124.99 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
361
Patients
11
Total drug cost
$136,317
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Spravato (Esketamine Hcl) | Brand | 111 | 11 | $124,939 |
| Clonazepam | Generic | 37 | 0 | $195 |
| Fluoxetine Hcl | Generic | 32 | 0 | $214 |
| Sertraline Hcl | Generic | 30 | 0 | $435 |
| Bupropion Xl (Bupropion Hcl) | Brand | 25 | 0 | $554 |
| Trazodone Hcl | Generic | 21 | 0 | $108 |
| Dextroamphetamine-Amphetamine (Dextroamphetamine/Amphetamine) | Brand | 18 | 0 | $805 |
| Alprazolam | Generic | 16 | 0 | $55 |
| Lamotrigine | Generic | 14 | 0 | $40 |
| Doxepin Hcl | Generic | 13 | 0 | $3,101 |
Frequently asked questions
What is Dr. Nathan Johnston's medical specialty?
Dr. Nathan Johnston practices Psychiatry Physician in San Antonio, TX.
Where does Dr. Nathan Johnston practice?
Dr. Nathan Johnston practices at 23119 W Interstate 10 Bldg 7, San Antonio, TX 782571767. Office phone: 2109946336.
What is Dr. Nathan Johnston's NPI?
Dr. Nathan Johnston's National Provider Identifier (NPI) is 1619232113, issued by NPPES.
Does Dr. Nathan Johnston accept Medicare assignment?
Yes. Dr. Nathan Johnston accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathan Johnston commonly perform?
Top Medicare-reported procedures in 2023: Office or other outpatient visit for the evaluation and management of an established patient that requires the supervision of a physician or other qualified health care professional and provision of greater than 56 mg esketamine nasal self-administration (HCPCS G2083); Therapy using electrical currents (HCPCS 90870); Office or other outpatient visit for the evaluation and management of an established patient that requires the supervision of a physician or other qualified health care professional and provision of up to 56 mg of esketamine nasal self-administration, incl (HCPCS G2082). Source: CMS Medicare Physician & Other Practitioners file.