DR. MICHAEL STEVEN DISIENA (M.D.) – Gastroenterology Physician, NPI 1932593837
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
401 GASTROENTEROLOGY in CT
Provider Addresses for DR. MICHAEL STEVEN DISIENA (M.D.)
131 COVENTRY ST
2ND FLOOR
HARTFORD, CT 061121548
Phone: (860) 714-3690
Type: Mailing
30 WATERCHASE DR
ROCKY HILL, CT 060672110
Phone: (860) 257-4131
Fax: (860) 257-4519
Type: Mailing
245 ALVORD PARK RD BLDG B
TORRINGTON, CT 067903493
Phone: (860) 496-0455
Fax: (860) 496-2793
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 49 Open Payments records for all available years, with a total value of $31,236.
Total Amount is formed as General ($31,236) + Research ($0) + Ownership ($0) = $31,236.
Last reported payment date: 2024-12-16 • Largest payer in this snapshot: Phathom Pharmaceuticals, Inc. ($20,276).
Total Amount
$31,236
General + Research + Ownership
Payments
49
Total payment records
General Amount
$31,236
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-16
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Phathom Pharmaceuticals, Inc. | $20,276 |
| AIMMUNE THERAPEUTICS, INC. | $5,937 |
| Regeneron Healthcare Solutions, Inc. | $4,618 |
| UCB, Inc. | $130 |
| GENZYME CORPORATION | $73 |
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: 2021-07-14
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 |
|---|---|---|---|---|
| I20210714002138 | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 104 | 78 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 64 | 58 | $0 |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 62 | 61 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 61 | 49 | $0 |
| 45380 | Biopsy of large bowel using a flexible endoscope | 61 | 60 | $0 |
Insurance plans in this area (ZIP 06112)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Certified Registered Nurse Anesthetist (Crna) | CT | |
| Gastroenterology, Internal Medicine | CT | |
| - | NY | |
| Nurse Practitioner | CT | |
| Certified Registered Nurse Anesthetist (Crna) | NY | |
| G A S T R O E N T E R O L O G Y | CT | |
| P A T H O L O G Y | WA | |
| Internal Medicine, Gastroenterology | CT | |
| Physician Assistant | CT | |
| Certified Registered Nurse Anesthetist (Crna) | CT |
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