Provider Profile
John A. Giangreco, FNP
Unclaimed ProfileAbout John Giangreco
Listed in the NPI registry as a nurse practitioner — family, John A. Giangreco, FNP practices in Brooklyn, NY. According to Medicare claims data, John cared for 597 Medicare patients across 1,466 services. The services billed most often include residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes, telephone medical discussion with physician, 5-10 minutes, and residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (917) 538-4717
- Email not available
Practice Locations
2381 OCEAN AVE APT 1B
Brooklyn, NY 11229
Conditions and Services Within This Provider's Scope
Within Nurse Practitioner - Family generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Allergies
Allergy & skin
Blood disorders
Bone & joint
Dermatology
Digestive
Digestive health
Eye conditions
Heart health
Hormones & endocrine
Infections
Men's health
Mental health
Metabolic & weight
Nerve & joint
Nerve & spine
Neurological
Pain
Pain & spine
Pediatric infections
Respiratory
Skin
Sleep
Urinary health
Women's health
Procedures & services
Most searched procedures
Allergies
Chronic condition care
- Chronic disease management visit
- Diabetic Foot Care
Dermatology
- Cryotherapy for skin spots
Diagnostic screening
- Bone density scan ordering
- Colon cancer screening ordering
- Mammogram ordering
Diagnostic tests
Ear, nose & throat
Heart health
Hormones & endocrine
Injections
Injury care
- Sprain and Strain Care
Lab tests
- Cholesterol screening
- COVID-19 testing
- Hemoglobin A1c Test
- Rapid strep testing
- Thyroid Blood Test
- Urine Drug Screen
Lifestyle counseling
Mental health
- Mental Health Evaluation
Minor procedures
- Burn and Wound Care
- Incision and drainage of an abscess
- Ingrown toenail removal
- Superficial foreign-body removal
Minor surgery
Neurological care
Occupational health
Pain management
Physical exams
Prescriptions
- Prescription Refill
Preventative care
Preventative exams
Respiratory care
Screenings
Sexual health
Skin procedures
Sleep
- At-Home Sleep Study Ordering
Urgent care
Weight management
Women's health
Procedures Most Often Billed to Medicare
1,466 services · 597 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
63 | More than most peers in Nurse Practitioner, Family |
| Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes | Office visit | 99349 |
852 | More than most peers in Nurse Practitioner, Family |
| Telephone medical discussion with physician, 5-10 minutes | Office visit | 99441 |
211 | More than most peers in Nurse Practitioner, Family |
| Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes | Office visit | 99348 |
144 | More often than most peers in Nurse Practitioner, Family |
| Administration of influenza virus vaccine | Billing code | G0008 |
63 | More than most peers in Nurse Practitioner, Family |
| Transitional care management services for problem of high complexity | Office visit | 99496 |
50 | More often than most peers in Nurse Practitioner, Family |
| Telephone medical discussion with physician, 11-20 minutes | Office visit | 99442 |
42 | More often than most peers in Nurse Practitioner, Family |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
41 | As often as other peers in Nurse Practitioner, Family |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other nurse practitioners in Brooklyn 8
Same specialty, same city.
Also performs Influenza vaccine split virus, preservative free 8
Providers in NY who bill this service to Medicare most often.
Common questions
What does John A. Giangreco specialize in?
John A. Giangreco is a nurse practitioner in Brooklyn, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Family”.
NPI registry
Where is John A. Giangreco located?
John A. Giangreco is listed at 2381 Ocean Ave Apt 1B, Brooklyn, NY 11229. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is John A. Giangreco's phone number?
The number on file is (917) 538-4717. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is John A. Giangreco's NPI number?
John A. Giangreco's National Provider Identifier is 1457841892. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
How long has John A. Giangreco been practicing?
John A. Giangreco has 8+ years experience. Registered with an NPI since 2018. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What does John A. Giangreco do most often?
According to Medicare billing data, John A. Giangreco provides treatments such as influenza vaccine split virus, preservative free, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has John A. Giangreco confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by John A. Giangreco. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.