Frank Karpowicz, MD
NPI 1134232556 · Gastroenterology Physician · Bay Shore, NY
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Frank Karpowicz, MD is a Gastroenterology Physician provider in Bay Shore, NY (NPI 1134232556).
Provider details
- NPI number
- 1134232556
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 1516611 (NY)
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
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
267 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 | 82 | $104 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 74 | $192 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 64 | $148 |
| Diagnostic Exam of Large Bowel Using a Flexible Endoscope45378 | 21 | $198 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 14 | $170 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 206 | 62 |
| Omeprazole | 147 | 45 |
| Famotidine | 50 | 24 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-C | 35 | 34 |
| Hydrocortisone | 18 | 12 |
| Mesalaminebrand: Mesalamine Er | 18 | — |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 15 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-17
- Last updated
- 2010-02-16
Frequently asked questions
- What is Frank Karpowicz's NPI number?
- Frank Karpowicz's National Provider Identifier (NPI) is 1134232556, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Frank Karpowicz's specialty?
- Frank Karpowicz is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Frank Karpowicz located?
- Frank Karpowicz's practice location on file with NPPES is 375 E Main St, Bay Shore, NY 11706.
- What is Frank Karpowicz's phone number?
- The practice phone number listed in the NPPES registry for Frank Karpowicz is (631) 968-8288.
- Does Frank Karpowicz accept Medicare?
- Frank Karpowicz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Frank Karpowicz's NPI active?
- Yes — Frank Karpowicz's NPI (1134232556) is active in the NPPES registry as of the last update on 2010-02-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.