Doctor profile · Federal record
Dr. Catherine Costa Gardyn, PMHNP-BC, ANP
Psychiatric/Mental Health Nurse Practitioner · Adult Health Nurse Practitioner · Cold Spring Harbor, NY
- NPI 1447615992
- 11 yrs on file
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
64 Woodchuck Hollow RD
Cold Spring Harbor, NY 117242435
(516) 551-7112
Credentials & registration
- NPI registered
- December 2015 — 11 yrs on file
- Profile last updated
- December 31, 2025
- Specialty taxonomy
- 363LP0808X — NUCC code
- State licenses (2)
- New York #402096 · New York #306698
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1447615992. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
285
Distinct HCPCS
1
Medicare allowed
$25,551
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 285 | 67 | $90 |
In context: peer comparison
Among 1 peers in Cold Spring Harbor Psychiatric/Mental Health Nurse Practitioner, average services per provider: 285. This provider delivers 1.0× the peer median.Open Payments
Industry payments received
All-time total
$262
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Neurocrine Biosciences, INC. | 1 | $125.00 | |
| Abbvie INC. | 1 | $118.50 | |
| Alkermes, INC. | 1 | $18.23 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,174
Patients
195
Total drug cost
$42,204
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Aripiprazole | Generic | 154 | 21 | $27,229 |
| Lamotrigine | Generic | 104 | 14 | $970 |
| Trazodone Hcl | Generic | 93 | 22 | $811 |
| Risperidone | Generic | 90 | 17 | $1,574 |
| Clonazepam | Generic | 88 | 19 | $754 |
| Venlafaxine Hcl ER (Venlafaxine Hcl) | Brand | 84 | 11 | $1,289 |
| Buspirone Hcl | Generic | 83 | 19 | $1,526 |
| Sertraline Hcl | Generic | 78 | 18 | $668 |
| Benztropine Mesylate | Generic | 71 | 12 | $897 |
| Fluoxetine Hcl | Generic | 68 | 0 | $1,720 |
Frequently asked questions
What is Dr. Catherine Costa Gardyn's medical specialty?
Dr. Catherine Costa Gardyn practices Psychiatric/Mental Health Nurse Practitioner in Cold Spring Harbor, NY.
Where does Dr. Catherine Costa Gardyn practice?
Dr. Catherine Costa Gardyn practices at 64 Woodchuck Hollow RD, Cold Spring Harbor, NY 117242435. Office phone: 5165517112.
What is Dr. Catherine Costa Gardyn's NPI?
Dr. Catherine Costa Gardyn's National Provider Identifier (NPI) is 1447615992, issued by NPPES.
What procedures does Dr. Catherine Costa Gardyn commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.