John Wysocki, MD
NPI 1457594103 · Gastroenterology Physician · South Windsor, CT
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Wysocki, MD is a Gastroenterology Physician provider in South Windsor, CT (NPI 1457594103).
Provider details
- NPI number
- 1457594103
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 055947 (CT)
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
17 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
406 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 100 | $132 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 60 | $261 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 55 | $104 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 48 | $81 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 35 | $131 |
| Biopsy of Large Bowel Using a Flexible Endoscope |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 217 | 74 |
| Omeprazole | 90 | 34 |
| Lansoprazole | 84 | 23 |
| Famotidine | 74 | 31 |
| Sod Sulf/Pot Chloride/Mag Sulfbrand: Sutab | 65 | 63 |
| Ustekinumabbrand: Stelara | 60 | — |
| Ondansetronbrand: Ondansetron Odt | 53 | 16 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,306 across 112 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 (2)
- 300 Western Blvd Ste aGlastonbury, CT 06033-4305Phone: (860) 657-1920
- 85 Seymour St Ste 1000Hartford, CT 06106-5555Phone: (860) 246-2571Fax: (860) 246-3691
Registry dates
- Enumerated
- 2009-04-10
- Last updated
- 2022-07-21
- Certified
- 2020-12-12
Frequently asked questions
- What is John Wysocki's NPI number?
- John Wysocki's National Provider Identifier (NPI) is 1457594103, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Wysocki's specialty?
- John Wysocki is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is John Wysocki located?
- John Wysocki's practice location on file with NPPES is 2400 Tamarack Ave, South Windsor, CT 06074-5555.
- What is John Wysocki's phone number?
- The practice phone number listed in the NPPES registry for John Wysocki is (860) 644-4442.
- Does John Wysocki accept Medicare?
- John Wysocki is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Wysocki's NPI active?
- Yes — John Wysocki's NPI (1457594103) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.