Carlos H. Zambrano, MD
NPI 1639139272ActiveIndividual· Internal Medicine, Infectious Disease· Chicago, IL
Internal Medicine, Infectious Disease (MD) in Chicago, Illinois, licensed in IL, with an NPI issued in March 2006. Their prescriptions cost Medicare Part D more than their services did: $276,765 for 295 claims, against $134,994 paid for services in 2024. Merck Sharp & Dohme LLC reported $10.85 in payments in 2024, mostly education. Lists Humboldt Park Health and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1639139272 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 27, 2006 |
| Last updated in NPPES | Feb 18, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | 036098517 | IL |
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 (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 210 |
|---|---|
| Services billed | 1,778 across 10 procedure codes |
| Paid by Medicare | $134,994 |
Part D prescriptions in 2024
| Prescriptions (claims) | 295 · 365 30-day fills |
|---|---|
| Patients | 61 |
| Total drug cost | $276,765 |
| Generic share | 59% of claims |
Education and affiliations
| Graduation year | 1990 |
|---|---|
| Medicare specialty | Infectious Disease |
| Secondary specialties | Internal Medicine |
Hospital affiliations
- Humboldt Park HealthChicago, IL
- Loretto HospitalChicago, IL
- Presence Saints Mary and Elizabeth Medical CenterChicago, IL
Other facilities
- Three Oaks HospiceHospice · Naperville, IL
Industry payments (Open Payments)
- 2024$10.85 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $10.85 | 1 |
What the 2024 payments were for
- Education$10.85 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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