Gregg Rusczyk, MD
NPI 1558383372 · Pediatric Emergency Medicine (Pediatrics) Physician · Flushing, NY
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregg Rusczyk, MD is a Pediatric Emergency Medicine (Pediatrics) Physician provider in Flushing, NY (NPI 1558383372).
Provider details
- NPI number
- 1558383372
- Entity type
- Individual
- Primary specialty
- Pediatric Emergency Medicine (Pediatrics) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 211864 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
563 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 267 | $99 |
| Detection Test By Immunoassay With Direct Visual Observation for Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19)87811 | 90 | $41 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 64 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 38 | $139 |
| Detection Test By Immunoassay With Direct Visual Observation for Streptococcus, Group a (strep)87880 | 37 | $16 |
| Automated Urinalysis Test81003 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methylprednisolone | 74 | 72 |
| Azelastine Hcl | 65 | 64 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 41 | 40 |
| Doxycycline Hyclate | 31 | 31 |
| Prednisone | 30 | 29 |
| Azithromycin | 26 | 25 |
| Ciprofloxacin Hcl | 17 | 17 |
| Cephalexin |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-24
- Last updated
- 2025-08-19
- Certified
- 2025-08-19
Frequently asked questions
- What is Gregg Rusczyk's NPI number?
- Gregg Rusczyk's National Provider Identifier (NPI) is 1558383372, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregg Rusczyk's specialty?
- Gregg Rusczyk is listed in the NPPES registry with a primary specialty of Pediatric Emergency Medicine (Pediatrics) Physician (Allopathic & Osteopathic Physicians).
- Where is Gregg Rusczyk located?
- Gregg Rusczyk's practice location on file with NPPES is 56-45 Main St, Flushing, NY 11355.
- What is Gregg Rusczyk's phone number?
- The practice phone number listed in the NPPES registry for Gregg Rusczyk is (718) 670-1231.
- Does Gregg Rusczyk accept Medicare?
- Gregg Rusczyk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregg Rusczyk's NPI active?
- Yes — Gregg Rusczyk's NPI (1558383372) is active in the NPPES registry as of the last update on 2025-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.