Doctor profile · Federal record
Dr. Gwendolyn Costantini, DNP, FNPC
Family Nurse Practitioner · Brooklyn, NY
- NPI 1619112166
- 18 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
331 Knickerbocker Ave
Brooklyn, NY 112373601
(718) 971-1944
fax (718) 971-1945 - Mailing address
-
1797 Pitkin Ave
Brooklyn, NY 112127839
Credentials & registration
- NPI registered
- December 2008 — 18 yrs on file
- Profile last updated
- July 18, 2025
- Specialty taxonomy
- 363LF0000X — NUCC code
- State license (1)
- New York #F330635
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1619112166. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
134
Distinct HCPCS
5
Medicare allowed
$12,427
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 81 | 35 | $124 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 15 | 15 | $123 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 15 | 15 | $18 | |
36415 |
Insertion of needle into vein for collection of blood sample | 12 | 11 | $8 | |
G0442 |
Annual alcohol misuse screening, 5 to 15 minutes | 11 | 11 | $18 |
In context: peer comparison
Among 98 peers in this city , average services per provider: 229. This provider delivers 0.6× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,156
Patients
431
Total drug cost
$18,414
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 153 | 63 | $2,972 |
| Simvastatin | Generic | 123 | 42 | $1,587 |
| Losartan Potassium | Generic | 111 | 40 | $1,725 |
| Amlodipine Besylate | Generic | 109 | 42 | $1,369 |
| Metformin Hcl | Generic | 109 | 39 | $1,174 |
| Lisinopril | Generic | 85 | 32 | $850 |
| Hydrochlorothiazide | Generic | 79 | 25 | $428 |
| Levothyroxine Sodium | Generic | 75 | 24 | $1,462 |
| Omeprazole | Generic | 69 | 28 | $1,378 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 55 | 21 | $1,863 |
Frequently asked questions
What is Dr. Gwendolyn Costantini's medical specialty?
Dr. Gwendolyn Costantini practices Family Nurse Practitioner in Brooklyn, NY.
Where does Dr. Gwendolyn Costantini practice?
Dr. Gwendolyn Costantini practices at 331 Knickerbocker Ave, Brooklyn, NY 112373601. Office phone: 7189711944.
What is Dr. Gwendolyn Costantini's NPI?
Dr. Gwendolyn Costantini's National Provider Identifier (NPI) is 1619112166, issued by NPPES.
What procedures does Dr. Gwendolyn Costantini commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Annual depression screening, 5 to 15 minutes (HCPCS G0444). Source: CMS Medicare Physician & Other Practitioners file.