Juan M. Perez Velazquez, M.D.
NPI 1386871010ActiveIndividual· Internal Medicine, Infectious Disease· Worcester, MA
Internal Medicine, Infectious Disease (M.D.) with Umass Memorial Medical Group Inc, practicing in Worcester, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $955,553 for 849 claims, against $37,303 paid for services in 2024. Lists Umass Memorial Healthalliance Hospitals and 1 other hospital as hospital affiliations.
Overview
| NPI | 1386871010 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 21, 2009 |
| Last updated in NPPES | Dec 5, 2025 |
| Certified by provider | Dec 5, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | 257893 | MA |
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 - Infectious Disease (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 286 |
|---|---|
| Services billed | 437 across 17 procedure codes |
| Paid by Medicare | $37,303 |
Part D prescriptions in 2024
| Prescriptions (claims) | 849 · 1,021 30-day fills |
|---|---|
| Patients | 97 |
| Total drug cost | $955,553 |
| Generic share | 64% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Infectious Disease |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Umass Memorial Medical Group IncWorcester, MA · 2,516 clinicians
Hospital affiliations
- Umass Memorial Healthalliance HospitalsLeominster, MA
- Umass Memorial Medical Center/University CampusWorcester, MA
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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