Doctor profile · Federal record
Dr. William Irvin, MD
Geriatric Psychiatry Physician (CMS: Psychiatry) · Saint Louis, MO
- NPI 1942392931
- Accepts Medicare
- 29 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
11477 Olde Cabin RD Ste 210
Saint Louis, MO 631417129
(314) 997-5208
fax (314) 997-5368
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- December 17, 2012
- Year of graduation
- 1997 — 29 yrs since
- Specialty taxonomy
- 2084P0805X — NUCC code
- State license (1)
- Missouri #2001010868
- Medicaid
- MO #205866304
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1942392931. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
371
Distinct HCPCS
4
Medicare allowed
$33,519
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90833 |
Psychotherapy with evaluation and management visit, 30 minutes | 165 | 35 | $68 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 105 | 34 | $124 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 71 | 21 | $88 | |
90870 |
Therapy using electrical currents | 30 | 11 | $103 |
In context: peer comparison
Among 2 peers in Saint Louis Geriatric Psychiatry Physician, average services per provider: 73. This provider delivers 5.1× the peer median.Open Payments
Industry payments received
All-time total
$24
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Pharmaceuticals, INC | 1 | $23.73 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,236
Patients
171
Total drug cost
$20,712
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Alprazolam | Generic | 151 | 21 | $912 |
| Duloxetine Hcl | Generic | 121 | 22 | $3,738 |
| Fluoxetine Hcl | Generic | 112 | 17 | $1,489 |
| Lamotrigine | Generic | 104 | 17 | $1,503 |
| Trazodone Hcl | Generic | 85 | 16 | $812 |
| Clonazepam | Generic | 84 | 12 | $896 |
| Escitalopram Oxalate | Generic | 81 | 14 | $719 |
| Bupropion Xl (Bupropion Hcl) | Brand | 79 | 15 | $1,346 |
| Quetiapine Fumarate | Generic | 77 | 12 | $1,384 |
| Lorazepam | Generic | 66 | 0 | $575 |
Frequently asked questions
What is Dr. William Irvin's medical specialty?
Dr. William Irvin practices Geriatric Psychiatry Physician in Saint Louis, MO.
Where does Dr. William Irvin practice?
Dr. William Irvin practices at 11477 Olde Cabin RD Ste 210, Saint Louis, MO 631417129. Office phone: 3149975208.
What is Dr. William Irvin's NPI?
Dr. William Irvin's National Provider Identifier (NPI) is 1942392931, issued by NPPES.
Does Dr. William Irvin accept Medicare assignment?
Yes. Dr. William Irvin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Irvin commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy with evaluation and management visit (HCPCS 90833); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.