Thomas Rockoff, MD
NPI 1356313944 · Gastroenterology Physician · Prospect, CT
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Rockoff, MD is a Gastroenterology Physician provider in Prospect, CT (NPI 1356313944).
Provider details
- NPI number
- 1356313944
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 039233 (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
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
682 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 116 | $88 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 90 | $244 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 77 | $100 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 63 | $111 |
| Diagnostic Exam of Large Bowel Using a Flexible Endoscope45378 | 52 | $179 |
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 |
|---|---|---|
| Pantoprazole Sodium | 344 | 119 |
| Omeprazole | 253 | 84 |
| Dicyclomine Hcl | 208 | 77 |
| Esomeprazole Magnesium | 92 | 26 |
| Diphenoxylate Hcl/Atropinebrand: Diphenoxylate-Atropine | 64 | 17 |
| Linaclotidebrand: Linzess | 60 | 23 |
| Dexlansoprazolebrand: Dexlansoprazole Dr | 54 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,175 across 151 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
Registry dates
- Enumerated
- 2006-02-07
- Last updated
- 2018-04-27
Frequently asked questions
- What is Thomas Rockoff's NPI number?
- Thomas Rockoff's National Provider Identifier (NPI) is 1356313944, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Rockoff's specialty?
- Thomas Rockoff is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Rockoff located?
- Thomas Rockoff's practice location on file with NPPES is 166 Waterbury Rd Ste 104, Prospect, CT 06712-1246.
- What is Thomas Rockoff's phone number?
- The practice phone number listed in the NPPES registry for Thomas Rockoff is (203) 756-6722.
- Does Thomas Rockoff accept Medicare?
- Thomas Rockoff is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Rockoff's NPI active?
- Yes — Thomas Rockoff's NPI (1356313944) is active in the NPPES registry as of the last update on 2018-04-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.