DR. MICHAEL C RUBINSTEIN (MD) – Internal Medicine Physician, NPI 1083702633
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,448 INTERNAL MEDICINE in CT
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Provider Addresses for DR. MICHAEL C RUBINSTEIN (MD)
8, East Main Street, Clinton, Lower Connecticut River Valley Planning Region, Connecticut, 06413, United States
CLINTON, CT 06413
Phone: (860) 669-0719
Type: Location
390, Summer Hill Road, North Madison, Madison, South Central Connecticut Planning Region, Connecticut, 06443, United States
MADISON, CT 06443
Phone: (203) 421-5550
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 3 Open Payments records for all available years, with a total value of $47.
Total Amount is formed as General ($47) + Research ($0) + Ownership ($0) = $47.
Last reported payment date: 2024-11-14 • Largest payer in this snapshot: E.R. Squibb & Sons, L.L.C. ($47).
Total Amount
$47
General + Research + Ownership
Payments
3
Total payment records
General Amount
$47
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-14
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| E.R. Squibb & Sons, L.L.C. | $47 |
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: 2011-03-04
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 |
|---|---|---|---|---|
| I20110304000008 | I | Internal Medicine | 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 | 659 | 413 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 310 | 310 | $0 |
| G0008 | Administration of influenza virus vaccine | 148 | 147 | $0 |
| 90662 | Influenza vaccine split virus, preservative free | 145 | 144 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 73 | 70 | $0 |
Insurance plans in this area (ZIP 06413)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERNAL MEDICINE | CT | 82270 | Stool analysis for blood to screen for colon tumors | 16 | 16 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Interventional Cardiology, Cardiovascular Disease (Cardiology) | CT | |
| - | CT | |
| - | CT | |
| Internal Medicine | NJ | |
| Hospitalist, Internal Medicine | CT | |
| - | CT | |
| - | CT | |
| Internal Medicine | CT | |
| Nurse Practitioner | CT | |
| Physician Assistant | CT |
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