Constantine Monzidelis Jr., M.D.
NPI 1750763504ActiveIndividual· Internal Medicine, Cardiovascular Disease· Middletown, NY
Internal Medicine, Cardiovascular Disease (M.D.) with Crystal Run Healthcare Physicians LLP and 1 other group, practicing in Middletown, New York. Their prescriptions cost Medicare Part D more than their services did: $430,291 for 2,444 claims, against $262,196 paid for services in 2024. Lists Good Samaritan Hospital of Suffern and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1750763504 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 28, 2015 |
| Last updated in NPPES | Aug 6, 2021 |
| Certified by provider | Aug 6, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 294718 | NY |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Cardiovascular Disease (Cardiology) (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,181 |
|---|---|
| Services billed | 3,320 across 75 procedure codes |
| Paid by Medicare | $262,196 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,444 · 6,263 30-day fills |
|---|---|
| Patients | 301 |
| Total drug cost | $430,291 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Telehealth | Offers telehealth |
Medical groups
- Crystal Run Healthcare Physicians LLPMiddletown, NY · 362 clinicians
- Bon Secours Charity Health System Medical Group, P.C.Suffern, NY · 157 clinicians
Hospital affiliations
- Good Samaritan Hospital of SuffernSuffern, NY
- New York-Presbyterian HospitalNew York, NY
- Nyack HospitalNyack, NY
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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