Doctor profile · Federal record
Dr. Keon Chang, M.D.
Psychiatry Physician · Specialist · Westland, MI
- NPI 1669451738
- 20 yrs on file
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
2001 S Merriman RD
Westland, MI 481865544
(734) 729-3133 - Mailing address
-
5623 E Dunbar RD
Monroe, MI 481619127
Credentials & registration
- NPI registered
- January 2006 — 20 yrs on file
- Profile last updated
- October 21, 2009
- Specialty taxonomy
- 2084P0800X — NUCC code
- State licenses (2)
- Michigan #037628 · Michigan #4301037628
- Medicaid
- MI #2884620 10
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1669451738. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
337
Distinct HCPCS
1
Medicare allowed
$30,096
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 337 | 67 | $89 |
In context: peer comparison
Among 5 peers in Westland Psychiatry Physician, average services per provider: 225. This provider delivers 1.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,859
Patients
222
Total drug cost
$32,317
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Sertraline Hcl | Generic | 230 | 37 | $2,666 |
| Trazodone Hcl | Generic | 223 | 32 | $3,324 |
| Quetiapine Fumarate | Generic | 179 | 22 | $5,579 |
| Lorazepam | Generic | 175 | 21 | $1,275 |
| Alprazolam | Generic | 169 | 20 | $972 |
| Zolpidem Tartrate | Generic | 132 | 18 | $839 |
| Venlafaxine Hcl ER (Venlafaxine Hcl) | Brand | 127 | 20 | $4,042 |
| Clonazepam | Generic | 123 | 16 | $1,089 |
| Olanzapine | Generic | 104 | 12 | $1,830 |
| Haloperidol | Generic | 74 | 0 | $3,421 |
Frequently asked questions
What is Dr. Keon Chang's medical specialty?
Dr. Keon Chang practices Psychiatry Physician in Westland, MI.
Where does Dr. Keon Chang practice?
Dr. Keon Chang practices at 2001 S Merriman RD, Westland, MI 481865544. Office phone: 7347293133.
What is Dr. Keon Chang's NPI?
Dr. Keon Chang's National Provider Identifier (NPI) is 1669451738, issued by NPPES.
What procedures does Dr. Keon Chang commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.