Doctor profile · Federal record
Dr. Hemachandra Gunawardhana, MD
Psychiatry Physician (CMS: Psychiatry) · Psychiatry Physician · Smyrna, GA
- NPI 1558369413
- Accepts Medicare
- 61 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
3188 Atlanta RD Se
Smyrna, GA 300808256
(770) 319-6000
fax (770) 319-6330
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- February 21, 2024
- Year of graduation
- 1965 — 61 yrs since
- Specialty taxonomy
- 2084P0800X — NUCC code
- State licenses (2)
- Georgia #63341 · Missouri #34011
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1558369413. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
243
Distinct HCPCS
4
Medicare allowed
$20,786
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 191 | 24 | $78 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 21 | 20 | $128 | |
99238 |
Hospital discharge day management, 30 minutes or less | 16 | 15 | $80 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 15 | 13 | $127 |
In context: peer comparison
Among 10 peers in Smyrna Psychiatry Physician, average services per provider: 136. This provider delivers 1.8× the peer median.Open Payments
Industry payments received
All-time total
$47
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Neurocrine Biosciences, INC. | 1 | $33.76 | |
| Abbvie INC. | 1 | $13.41 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,652
Patients
543
Total drug cost
$53,136
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Quetiapine Fumarate | Generic | 332 | 68 | $9,381 |
| Trazodone Hcl | Generic | 304 | 70 | $2,932 |
| Clonazepam | Generic | 303 | 63 | $3,389 |
| Olanzapine | Generic | 192 | 36 | $6,783 |
| Risperidone | Generic | 174 | 30 | $2,753 |
| Sertraline Hcl | Generic | 169 | 34 | $1,759 |
| Benztropine Mesylate | Generic | 165 | 34 | $1,922 |
| Alprazolam | Generic | 160 | 33 | $1,673 |
| Aripiprazole | Generic | 136 | 25 | $7,741 |
| Divalproex Sodium ER (Divalproex Sodium) | Brand | 136 | 25 | $7,482 |
Frequently asked questions
What is Dr. Hemachandra Gunawardhana's medical specialty?
Dr. Hemachandra Gunawardhana practices Psychiatry Physician in Smyrna, GA.
Where does Dr. Hemachandra Gunawardhana practice?
Dr. Hemachandra Gunawardhana practices at 3188 Atlanta RD Se, Smyrna, GA 300808256. Office phone: 7703196000.
What is Dr. Hemachandra Gunawardhana's NPI?
Dr. Hemachandra Gunawardhana's National Provider Identifier (NPI) is 1558369413, issued by NPPES.
Does Dr. Hemachandra Gunawardhana accept Medicare assignment?
Yes. Dr. Hemachandra Gunawardhana accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hemachandra Gunawardhana commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Hospital discharge day management (HCPCS 99238). Source: CMS Medicare Physician & Other Practitioners file.