Doctor profile · Federal record
Dr. Gengyun Wen
Addiction Psychiatry Physician (CMS: Psychiatry) · Behavioral Neurology & Neuropsychiatry Physician · Mansfield Center, CT
- NPI 1215367081
- Accepts Medicare
- 40 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
207 Storrs RD
Mansfield Center, CT 062501638
(860) 942-8826
fax (860) 942-8830 - Additional location
-
189 Storrs RD, Natchaug Hospital
Mansfield Center, CT 062501683
(860) 456-1311
Credentials & registration
- NPI registered
- November 2013 — 13 yrs on file
- Profile last updated
- September 19, 2025
- Year of graduation
- 1986 — 40 yrs since
- Specialty taxonomy
- 2084P0802X — NUCC code
- State licenses (2)
- Connecticut #54266 · New York #280197
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1215367081. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
365
Distinct HCPCS
4
Medicare allowed
$49,369
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 241 | 54 | $134 | |
90837 |
Psychotherapy, 1 hour | 57 | 12 | $152 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 47 | 21 | $96 | |
90792 |
Psychiatric diagnostic evaluation with medical services | 20 | 20 | $202 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 91. This provider delivers 4.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
2,300
Patients
494
Total drug cost
$371,812
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Clonazepam | Generic | 278 | 44 | $2,267 |
| Spravato (Esketamine Hcl) | Brand | 228 | 0 | $262,614 |
| Bupropion Xl (Bupropion Hcl) | Brand | 192 | 48 | $8,200 |
| Lorazepam | Generic | 176 | 33 | $2,080 |
| Alprazolam | Generic | 163 | 34 | $906 |
| Quetiapine Fumarate | Generic | 159 | 45 | $5,731 |
| Trazodone Hcl | Generic | 153 | 50 | $2,874 |
| Sertraline Hcl | Generic | 145 | 48 | $2,321 |
| Aripiprazole | Generic | 132 | 43 | $26,607 |
| Duloxetine Hcl | Generic | 129 | 36 | $8,280 |
Frequently asked questions
What is Dr. Gengyun Wen's medical specialty?
Dr. Gengyun Wen practices Addiction Psychiatry Physician in Mansfield Center, CT.
Where does Dr. Gengyun Wen practice?
Dr. Gengyun Wen practices at 207 Storrs RD, Mansfield Center, CT 062501638. Office phone: 8609428826.
What is Dr. Gengyun Wen's NPI?
Dr. Gengyun Wen's National Provider Identifier (NPI) is 1215367081, issued by NPPES.
Does Dr. Gengyun Wen accept Medicare assignment?
Yes. Dr. Gengyun Wen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gengyun Wen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Psychotherapy (HCPCS 90837); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.