DR. MICHAEL AARON SELDEN (M.D.) – Gastroenterology Physician, NPI 1114954203
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
401 GASTROENTEROLOGY in CT
Provider Addresses for DR. MICHAEL AARON SELDEN (M.D.)
85 SEYMOUR ST STE 1000
HARTFORD, CT 061065529
Phone: (860) 508-7118
Fax: (860) 246-3691
Type: Location
Silas Deane Highway, Rocky Hill, Hartford County, Connecticut, 06067, United States
ROCKY HILL, CT 060672336
Phone: (860) 257-4131
Fax: (860) 257-4519
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 162 Open Payments records for all available years, with a total value of $3,421.
Total Amount is formed as General ($3,421) + Research ($0) + Ownership ($0) = $3,421.
Last reported payment date: 2024-12-20 • Largest payer in this snapshot: ABBVIE INC. ($749).
Total Amount
$3,421
General + Research + Ownership
Payments
162
Total payment records
General Amount
$3,421
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
2
Ownership records
Last Payment Date
2024-12-20
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2009-05-28
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 |
|---|---|---|---|---|
| I20090528000194 | 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 |
|---|---|---|---|---|
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 91 | 90 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 76 | 70 | $0 |
| 45380 | Biopsy of large bowel using a flexible endoscope | 72 | 71 | $0 |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 71 | 70 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 62 | 52 | $0 |
Insurance plans in this area (ZIP 06106)
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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 | 30 | 30 |
| GASTROENTEROLOGY | CT | 45378 | Diagnostic examination of large bowel using an endoscope | 33 | 32 |
| GASTROENTEROLOGY | CT | 45385 | Removal of polyps or growths of large bowel using an endoscope | 60 | 60 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | CT | |
| Nurse Practitioner | CT | |
| Nurse Practitioner | CT | |
| - | CT | |
| - | CT | |
| - | CT | |
| Internal Medicine | CT | |
| Internal Medicine | CT | |
| Nurse Practitioner | CT | |
| Cardiac Electrophysiology, Cardiovascular Disease (Cardiology) | CT |
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