Doctor profile · Federal record
Dr. Jack Mahdasian, MD
Psychiatry Physician (CMS: Psychiatry) · Grand Rapids, MI
- NPI 1841246634
- Accepts Medicare
- 35 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
300 68Th St Se
Grand Rapids, MI 495486927
(616) 455-5000
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- November 17, 2022
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 2084P0800X — NUCC code
- State license (1)
- Michigan #4301065448
- Medicaid
- MI #3165069
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1841246634. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
212
Distinct HCPCS
4
Medicare allowed
$21,351
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 122 | 34 | $75 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 44 | 41 | $165 | |
99239 |
Hospital discharge day management, more than 30 minutes | 31 | 27 | $103 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 15 | 12 | $115 |
In context: peer comparison
Among 32 peers in Grand Rapids Psychiatry Physician, average services per provider: 75. This provider delivers 2.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
46
Patients
33
Total drug cost
$1,126
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Aripiprazole | Generic | 12 | 11 | $608 |
| Hydroxyzine Hcl | Generic | 12 | 11 | $204 |
| Quetiapine Fumarate | Generic | 11 | 0 | $239 |
| Trazodone Hcl | Generic | 11 | 11 | $75 |
Frequently asked questions
What is Dr. Jack Mahdasian's medical specialty?
Dr. Jack Mahdasian practices Psychiatry Physician in Grand Rapids, MI.
Where does Dr. Jack Mahdasian practice?
Dr. Jack Mahdasian practices at 300 68Th St Se, Grand Rapids, MI 495486927. Office phone: 6164555000.
What is Dr. Jack Mahdasian's NPI?
Dr. Jack Mahdasian's National Provider Identifier (NPI) is 1841246634, issued by NPPES.
Does Dr. Jack Mahdasian accept Medicare assignment?
Yes. Dr. Jack Mahdasian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jack Mahdasian commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.