DR. ELLYN SUE SHANDER (MD) – Psychiatry Physician, NPI 1134278500
Psychiatry Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
851 PSYCHIATRY in CT
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Provider Addresses for DR. ELLYN SUE SHANDER (MD)
1933, Long Ridge Road, Hunting Ridge, Stamford, Western Connecticut Planning Region, Connecticut, 06903, United States
STAMFORD, CT 069033201
Phone: (203) 595-9205
Fax: (203) 329-8011
Type: Location
540 LITCHFIELD ST
TORRINGTON, CT 067906679
Phone: (972) 449-0540
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
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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: 2025-11-17
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 7 Medicare enrollment records; no due dates published yet.
Enrollment records
7
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 |
|---|---|---|---|---|
| I20110303000398 | I | Psychiatry | CT | TBD |
| I20250821004107 | I | Psychiatry | FL | TBD |
| I20250822003388 | I | Psychiatry | NJ | TBD |
| I20250908001685 | I | Neurology | CA | TBD |
| I20251021000709 | I | Psychiatry | PA | TBD |
| I20251106000617 | I | Psychiatry | VA | TBD |
| I20251117003414 | I | Psychiatry | MA | 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 |
|---|---|---|---|---|
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 13 | 13 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 13 | 12 | $0 |
Insurance plans in this area (ZIP 06903)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Cardiovascular Disease (Cardiology), Internal Medicine | CT | |
| Nuclear Medicine, Cardiovascular Disease (Cardiology), Internal Medicine | NY | |
| Emergency Medicine | NY | |
| - | CT | |
| Emergency Medicine | NY | |
| - | CT | |
| Internal Medicine | CT | |
| - | CT | |
| - | CT | |
| - | CT |
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