John Czarnecki, M.D.
NPI 1932198645 · Gastroenterology Physician · Cincinnati, OH
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Czarnecki, M.D. is a Gastroenterology Physician provider in Cincinnati, OH (NPI 1932198645).
Provider details
- NPI number
- 1932198645
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 35079091 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
375 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 68 | $239 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 67 | $121 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 45 | $130 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 37 | $124 |
| Colorectal Cancer Screening; Colonoscopy on Individual at High RiskG0105 | 37 | $172 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 203 | 61 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 82 | 81 |
| Pantoprazole Sodium | 80 | 26 |
| Famotidine | 68 | 19 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 53 | 52 |
| Esomeprazole Magnesium | 32 | — |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-C |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$174 across 18 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 272 Hospital Rd Ste 225Chillicothe, OH 45601-9031Phone: (740) 779-8530
Registry dates
- Enumerated
- 2005-10-14
- Last updated
- 2025-10-02
- Certified
- 2025-10-02
Frequently asked questions
- What is John Czarnecki's NPI number?
- John Czarnecki's National Provider Identifier (NPI) is 1932198645, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Czarnecki's specialty?
- John Czarnecki is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is John Czarnecki located?
- John Czarnecki's practice location on file with NPPES is 2925 Vernon Pl, Cincinnati, OH 45219-2425.
- What is John Czarnecki's phone number?
- The practice phone number listed in the NPPES registry for John Czarnecki is (513) 751-6667.
- Does John Czarnecki accept Medicare?
- John Czarnecki is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Czarnecki's NPI active?
- Yes — John Czarnecki's NPI (1932198645) is active in the NPPES registry as of the last update on 2025-10-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.