MARGARET HEATHER EINSTEIN (M.D.) – Gynecologic Oncology Physician, NPI 1295791705
Gynecologic Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
37 GYNECOLOGICAL ONCOLOGY in CT
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Provider Addresses for MARGARET HEATHER EINSTEIN (M.D.)
P.O. BOX 415933
HARTFORD HOSPITAL PROFESSIONAL SERVICES
BOSTON, MA 022415933
Phone: (860) 545-7602
Type: Mailing
Hartford Hospital, 80, Seymour Street, Frog Hollow Historic District, Hartford, Hartford County, Connecticut, 06102, United States
HARTFORD HOSPITAL GYN ONCOLOGY DEPT
HARTFORD, CT 061025037
Phone: (860) 545-4341
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.
This can happen when there are no reportable CMS Open Payments records.
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: 2011-06-06
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 |
|---|---|---|---|---|
| I20110606000414 | I | Gynecological Oncology | 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 |
|---|---|---|---|---|
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 16 | 16 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 14 | 14 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 14 | 12 | $0 |
Insurance plans in this area (ZIP 02241)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Cardiovascular Disease (Cardiology) | NY | |
| Physician Assistant | CT | |
| - | CT | |
| - | CT | |
| - | CT | |
| Physician Assistant | CT | |
| - | CT | |
| Emergency Medicine | CT | |
| - | CT | |
| Clinical Psychologist | CT |
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