Robert Grzybowski, M.D.
NPI 1730427949 · Emergency Medicine Physician · Camp Lejeune, NC
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Grzybowski, M.D. is a Emergency Medicine Physician provider in Camp Lejeune, NC (NPI 1730427949).
Provider details
- NPI number
- 1730427949
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 0101256743 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 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
390 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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 228 | $165 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 111 | $112 |
| Critical Care, First 30-74 Minutes99291 | 51 | $202 |
Typical Medicare-allowed amounts for these services range $112–$202 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
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 |
|---|---|---|
| Cephalexin | 48 | 48 |
| Ondansetronbrand: Ondansetron Odt | 31 | 31 |
| Prednisone | 27 | 27 |
| Meloxicam | 17 | 17 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 16 | 16 |
| Fluconazole | 16 | 16 |
| Levofloxacin | 15 | 15 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-01-22
- Last updated
- 2023-03-20
- Certified
- 2023-03-20
Frequently asked questions
- What is Robert Grzybowski's NPI number?
- Robert Grzybowski's National Provider Identifier (NPI) is 1730427949, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Grzybowski's specialty?
- Robert Grzybowski is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Grzybowski located?
- Robert Grzybowski's practice location on file with NPPES is 100 Brewster Blvd, Camp Lejeune, NC 28547-2575.
- What is Robert Grzybowski's phone number?
- The practice phone number listed in the NPPES registry for Robert Grzybowski is (910) 450-4357.
- Does Robert Grzybowski accept Medicare?
- Robert Grzybowski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Grzybowski's NPI active?
- Yes — Robert Grzybowski's NPI (1730427949) is active in the NPPES registry as of the last update on 2023-03-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.