Doctor profile · Federal record
Dr. Joseph Giannasio, M.D.
Psychiatry Physician (CMS: Psychiatry) · Kailua, HI
- NPI 1457560039
- Accepts Medicare
- 53 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
264 Kahako St
Kailua, HI 967345904
(808) 479-7812
fax (808) 263-5813
Credentials & registration
- NPI registered
- May 2007 — 19 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1973 — 53 yrs since
- Specialty taxonomy
- 2084P0800X — NUCC code
- State license (1)
- Hawaii #2966
- Medicaid
- HI #HI02966
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1457560039. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
236
Distinct HCPCS
3
Medicare allowed
$12,644
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 82 | 12 | $68 | |
90833 |
Psychotherapy with evaluation and management visit, 30 minutes | 81 | 12 | $62 | |
Q3014 |
Telehealth originating site facility fee | 73 | 12 | $28 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 78. This provider delivers 3.0× the peer median.Open Payments
Industry payments received
All-time total
$93
Transactions
4
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Indivior Inc. | 3 | $65.44 | |
| ABBVIE INC. | 1 | $27.47 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,756
Patients
129
Total drug cost
$231,911
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Olanzapine | Generic | 234 | 17 | $10,004 |
| Aripiprazole | Generic | 224 | 20 | $15,274 |
| Bupropion Xl (Bupropion Hcl) | Brand | 174 | 12 | $5,046 |
| Trazodone Hcl | Generic | 153 | 18 | $2,281 |
| Risperidone | Generic | 139 | 12 | $2,382 |
| Benztropine Mesylate | Generic | 131 | 14 | $1,695 |
| Fluoxetine Hcl | Generic | 123 | 0 | $1,497 |
| Divalproex Sodium Er (Divalproex Sodium) | Brand | 114 | 12 | $10,083 |
| Quetiapine Fumarate | Generic | 89 | 13 | $2,325 |
| Clozapine | Generic | 82 | 0 | $12,075 |
Frequently asked questions
What is Dr. Joseph Giannasio's medical specialty?
Dr. Joseph Giannasio practices Psychiatry Physician in Kailua, HI.
Where does Dr. Joseph Giannasio practice?
Dr. Joseph Giannasio practices at 264 Kahako St, Kailua, HI 967345904. Office phone: 8084797812.
What is Dr. Joseph Giannasio's NPI?
Dr. Joseph Giannasio's National Provider Identifier (NPI) is 1457560039, issued by NPPES.
Does Dr. Joseph Giannasio accept Medicare assignment?
Yes. Dr. Joseph Giannasio accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Giannasio commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Psychotherapy with evaluation and management visit (HCPCS 90833); Telehealth originating site facility fee (HCPCS Q3014). Source: CMS Medicare Physician & Other Practitioners file.