DR. JEFFREY T DREZNICK (M.D.) – Gastroenterology Physician, NPI 1902895436
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
401 GASTROENTEROLOGY in CT
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Provider Addresses for DR. JEFFREY T DREZNICK (M.D.)
Maple Avenue, Sunny Hill, Derby, East Midlands, England, DE23 1QB, United Kingdom
DERBY, CT 064181328
Phone: (203) 732-1330
Fax: (203) 732-1332
Type: Mailing
67 MAPLE AVE
DERBY, CT 064181328
Phone: (203) 732-1256
Fax: (203) 732-1539
Type: Mailing
Gastroenterology Specialists, 22, Westfield Avenue, Ansonia, New Haven County, Connecticut, 06401-1158, United States
ANSONIA, CT 064011158
Phone: (203) 736-9919
Fax: (203) 735-2055
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 52 Open Payments records for all available years, with a total value of $986.
Total Amount is formed as General ($986) + Research ($0) + Ownership ($0) = $986.
Last reported payment date: 2024-12-31 • Largest payer in this snapshot: ABBVIE INC. ($271).
Total Amount
$986
General + Research + Ownership
Payments
52
Total payment records
General Amount
$986
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-31
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $271 |
| Takeda Pharmaceuticals U.S.A., Inc. | $124 |
| Janssen Biotech, Inc. | $99 |
| QOL Medical, LLC | $95 |
| INTERCEPT PHARMACEUTICALS, INC. | $82 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2008-01-14
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20080114000437 | I | Gastroenterology | CT | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 45380 | Biopsy of large bowel using a flexible endoscope | 44 | 44 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 33 | 32 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 30 | 30 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 18 | 18 | $0 |
| 45378 | Diagnostic exam of large bowel using a flexible endoscope | 12 | 12 | $0 |
Insurance plans in this area (ZIP 06418)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GASTROENTEROLOGY | CT | 43235 | Diagnostic examination of esophagus, stomach, and/or upper small bowel using an endoscope | 12 | 12 |
| GASTROENTEROLOGY | CT | 45378 | Diagnostic examination of large bowel using an endoscope | 13 | 12 |
| GASTROENTEROLOGY | CT | 45385 | Removal of polyps or growths of large bowel using an endoscope | 31 | 31 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| General Surgery | MI | |
| Physician Assistant | CT | |
| Physician Assistant | CT | |
| Nurse Practitioner | CT | |
| Nurse Practitioner | CT | |
| O B S T E T R I C S/ G Y N E C O L O G Y | NJ | |
| Nurse Practitioner | CT | |
| - | CT | |
| - | CT | |
| Internal Medicine, Hospitalist, Internal Medicine | NY |
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