DR. MICHAEL EMMANUEL KARELLAS (M.D.) – Urology Physician, NPI 1376671396
Urology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
171 UROLOGY in CT
Provider Addresses for DR. MICHAEL EMMANUEL KARELLAS (M.D.)
29 HOSPITAL PLAZA
SUITE 604
STAMFORD, CT 069023602
Phone: (203) 276-8545
Fax: (203) 276-8572
Type: Mailing
800 HOWARD AVE
NEW HAVEN, CT 065191369
Phone: (203) 737-6959
Fax: (203) 785-4043
Type: Mailing
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: 2016-05-11
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 |
|---|---|---|---|---|
| I20160511000716 | I | Urology | 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 | 238 | 206 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 46 | 46 | $0 |
| 52000 | Diagnostic exam of bladder and urethra using an endoscope | 41 | 29 | $0 |
| 55700 | Biopsy of prostate gland | 25 | 25 | $0 |
| 76872 | Ultrasound scan of pelvic region through rectum | 19 | 19 | $0 |
Insurance plans in this area (ZIP 06902)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| UROLOGY | CT | 51798 | Ultrasound measurement of bladder capacity after voiding | 76 | 62 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Interventional Cardiology, Cardiovascular Disease (Cardiology) | CT | |
| H E M A T O L O G Y/ O N C O L O G Y | CT | |
| Internal Medicine, Nephrology | SC | |
| - | CT | |
| - | NC | |
| Internal Medicine | CT | |
| - | CT | |
| Cardiac Surgery | CT | |
| - | CT | |
| - | CT |
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