STEPHEN V KLEIN (MD) – Diagnostic Radiology Physician, NPI 1154355212
Diagnostic Radiology Physician
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Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
805 DIAGNOSTIC RADIOLOGY in CT
Provider Addresses for STEPHEN V KLEIN (MD)
111 FOUNDERS PLZ STE 400
EAST HARTFORD, CT 061083240
Phone: (860) 289-3375
Fax: (860) 783-5733
Type: Mailing
111 Founders Plz
Suite 400
East Hartford, CT 061083212
Phone: (860) 289-3375
Fax: (860) 783-5733
Type: Location
Seymour Street, Manchester, Hartford County, Connecticut, 06042, United States
HARTFORD, CT 061065509
Phone: (860) 546-6589
Fax: (860) 560-2849
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: 2008-04-01
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20050302000185 | I | Diagnostic Radiology | MA | TBD |
| I20080401000680 | I | Diagnostic Radiology | 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 |
|---|---|---|---|---|
| Q9967 | Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 1,243 | 16 | $0 |
| 77080 | Dxa bone density measurement of hip, pelvis, spine | 261 | 259 | $0 |
| 77067 | Screening mammography | 219 | 219 | $0 |
| 77063 | Screening 3d breast mammography | 218 | 218 | $0 |
| 71046 | X-ray of chest, 2 views | 139 | 130 | $0 |
Insurance plans in this area (ZIP 06108)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | CT | 71010 | X-ray of chest, 1 view, front | 177 | 163 |
| DIAGNOSTIC RADIOLOGY | CT | 71250 | CT scan chest | 106 | 52 |
| DIAGNOSTIC RADIOLOGY | CT | 74177 | CT scan of abdomen and pelvis with contrast | 39 | 39 |
| DIAGNOSTIC RADIOLOGY | CT | 76830 | Ultrasound pelvis through vagina | 11 | 11 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | MA | |
| Diagnostic Radiology, Interventional Radiology | NY | |
| Nuclear Medicine, Endocrinology, Internal Medicine | CT | |
| Diagnostic Radiology, Interventional Radiology | CT | |
| - | CT | |
| - | CT | |
| Physician Assistant | CT | |
| Diagnostic Radiology | CT | |
| - | CT | |
| - | CT |
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