Doctor profile · Federal record
Dr. John Giangreco, FNP
Family Nurse Practitioner · Brooklyn, NY
- NPI 1457841892
- 8 yrs on file
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
2381 Ocean Ave Apt 1B
Brooklyn, NY 112293546
(917) 538-4717
Credentials & registration
- NPI registered
- May 2018 — 8 yrs on file
- Profile last updated
- June 16, 2018
- Specialty taxonomy
- 363LF0000X — NUCC code
- State license (1)
- New York #342717
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1457841892. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
226
Distinct HCPCS
2
Medicare allowed
$26,577
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99349 |
Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes | 205 | 62 | $124 | |
99441 |
Telephone medical discussion with physician, 5-10 minutes | 21 | 15 | $55 |
In context: peer comparison
Among 98 peers in Brooklyn Family Nurse Practitioner, average services per provider: 229. This provider delivers 1.0× the peer median.Open Payments
Industry payments received
All-time total
$57
Transactions
2
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ViiV Healthcare Company | 2 | $56.98 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
759
Patients
366
Total drug cost
$26,544
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 116 | 61 | $1,316 |
| Amlodipine Besylate | Generic | 109 | 47 | $625 |
| Metoprolol Succinate | Generic | 56 | 24 | $698 |
| Furosemide | Generic | 54 | 26 | $240 |
| Eliquis (Apixaban) | Brand | 53 | 23 | $19,309 |
| Levothyroxine Sodium | Generic | 50 | 23 | $518 |
| Gabapentin | Generic | 48 | 22 | $484 |
| Losartan Potassium | Generic | 45 | 23 | $415 |
| Tamsulosin Hcl | Generic | 44 | 21 | $631 |
| Famotidine | Generic | 38 | 21 | $264 |
Frequently asked questions
What is Dr. John Giangreco's medical specialty?
Dr. John Giangreco practices Family Nurse Practitioner in Brooklyn, NY.
Where does Dr. John Giangreco practice?
Dr. John Giangreco practices at 2381 Ocean Ave Apt 1B, Brooklyn, NY 112293546. Office phone: 9175384717.
What is Dr. John Giangreco's NPI?
Dr. John Giangreco's National Provider Identifier (NPI) is 1457841892, issued by NPPES.
What procedures does Dr. John Giangreco commonly perform?
Top Medicare-reported procedures in 2023: Residence visit for established patient with moderate level of medical decision making (HCPCS 99349); Telephone medical discussion with physician (HCPCS 99441). Source: CMS Medicare Physician & Other Practitioners file.