Doctor profile · Federal record
Dr. Dennis Westin, M.D.
Psychiatry Physician (CMS: Psychiatry) · Tucson, AZ
- NPI 1992705388
- Accepts Medicare
- 58 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
5240 E Knight Dr, Suite 120
Tucson, AZ 857122122
(520) 795-0309
fax (520) 795-2030
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- February 12, 2020
- Year of graduation
- 1968 — 58 yrs since
- Specialty taxonomy
- 2084P0800X — NUCC code
- State license (1)
- Arizona #6417
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1992705388. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
721
Distinct HCPCS
5
Medicare allowed
$68,856
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90833 |
Psychotherapy with evaluation and management visit, 30 minutes | 240 | 64 | $65 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 213 | 49 | $116 | |
90836 |
Psychotherapy with evaluation and management visit, 45 minutes | 119 | 33 | $84 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 79 | 29 | $164 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 70 | 36 | $81 |
In context: peer comparison
Among 29 peers in Tucson Psychiatry Physician, average services per provider: 147. This provider delivers 4.9× the peer median.Open Payments
Industry payments received
All-time total
$216
Transactions
12
Manufacturers
7
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Takeda Pharmaceuticals U.S.A., INC. | 3 | $57.21 | |
| Lundbeck LLC | 3 | $56.19 | |
| Teva Pharmaceuticals USA, INC. | 2 | $37.51 | |
| Otsuka America Pharmaceutical, INC. | 1 | $19.59 | |
| Janssen Pharmaceuticals, INC | 1 | $17.22 | |
| Abbvie INC. | 1 | $14.50 | |
| Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) | 1 | $14.01 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
824
Patients
133
Total drug cost
$15,574
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Alprazolam | Generic | 98 | 18 | $980 |
| Lorazepam | Generic | 83 | 17 | $845 |
| Escitalopram Oxalate | Generic | 82 | 16 | $713 |
| Clonazepam | Generic | 74 | 16 | $929 |
| Bupropion Xl (Bupropion Hcl) | Brand | 63 | 19 | $2,326 |
| Trazodone Hcl | Generic | 61 | 13 | $686 |
| Citalopram Hbr (Citalopram Hydrobromide) | Brand | 47 | 0 | $503 |
| Aripiprazole | Generic | 46 | 0 | $2,617 |
| Quetiapine Fumarate | Generic | 46 | 0 | $424 |
| Buspirone Hcl | Generic | 45 | 12 | $1,478 |
Frequently asked questions
What is Dr. Dennis Westin's medical specialty?
Dr. Dennis Westin practices Psychiatry Physician in Tucson, AZ.
Where does Dr. Dennis Westin practice?
Dr. Dennis Westin practices at 5240 E Knight Dr, Tucson, AZ 857122122. Office phone: 5207950309.
What is Dr. Dennis Westin's NPI?
Dr. Dennis Westin's National Provider Identifier (NPI) is 1992705388, issued by NPPES.
Does Dr. Dennis Westin accept Medicare assignment?
Yes. Dr. Dennis Westin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dennis Westin 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); Psychotherapy with evaluation and management visit (HCPCS 90836). Source: CMS Medicare Physician & Other Practitioners file.