Marc Cillo, M.D.
NPI 1750726287ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Houston, TX
Internal Medicine, Endocrinology, Diabetes & Metabolism (M.D.) with Ut Physicians, practicing in Houston, Texas. Their prescriptions cost Medicare Part D more than their services did: $814,697 for 1,646 claims, against $16,282 paid for services in 2024. Boston Scientific Corporation reported $16.27 in payments in 2025, mostly food and beverage. Lists Harris Health and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1750726287 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 10, 2013 |
| Last updated in NPPES | Sep 25, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | R8170 | TX |
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 - Endocrinology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 110 |
|---|---|
| Services billed | 266 across 19 procedure codes |
| Paid by Medicare | $16,282 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,646 · 4,010 30-day fills |
|---|---|
| Patients | 198 |
| Total drug cost | $814,697 |
| Generic share | 45% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Endocrinology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Ut PhysiciansHouston, TX · 1,765 clinicians
Hospital affiliations
- Harris HealthHouston, TX
- Memorial Hermann - Texas Medical CenterHouston, TX
- Memorial Hermann Hospital SystemHouston, TX
Industry payments (Open Payments)
- 2025$16.27 · 1 payment from 1 company
- 2024$143.93 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $16.27 | 1 |
What the 2025 payments were for
- Food and Beverage$16.27 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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