Michael Emmanuel Karellas, M.D.
NPI 1376671396ActiveIndividual· Urology· New Haven, CT
Urology (M.D.) in New Haven, Connecticut, trained at University of Kansas School of Med (Kc/Wich/Sal) (class of 2001). Their prescriptions cost Medicare Part D more than their services did: $329,685 for 2,063 claims, against $151,133 paid for services in 2024.
Overview
| NPI | 1376671396 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 1, 2007 |
| Last updated in NPPES | Oct 11, 2026 |
| Certified by provider | Oct 11, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | 055043 | CT |
| Urology | 208800000X | 25MA08557100 | NJ |
| Urology | 208800000X | 60 241182 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Urology (CT); Practitioner - Urology (ND) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 820 |
|---|---|
| Services billed | 2,116 across 62 procedure codes |
| Paid by Medicare | $151,133 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,063 · 4,741 30-day fills |
|---|---|
| Patients | 602 |
| Total drug cost | $329,685 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | University of Kansas School of Med (Kc/Wich/Sal) |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Urology |
| Telehealth | Offers telehealth |
Medical groups
- Yale UniversityNew Haven, CT · 2,645 clinicians
- St Alexius Medical CenterBismarck, ND · 238 clinicians
Hospital affiliations
- Bridgeport HospitalBridgeport, CT
- Chi St Alexius HealthBismarck, ND
- Greenwich Hospital Association -Greenwich, CT
- Stamford HospitalStamford, CT
- Yale-New Haven HospitalNew Haven, CT
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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