Guadalupe S. Sitjar, MD
NPI 1497870315ActiveIndividual· Internal Medicine· Gurnee, IL
Internal Medicine (MD) with Physicians House Calls and 1 other group, practicing in Gurnee, Illinois. In 2024 Medicare paid $170,654 for 245 patients, and Part D covered 1,185 of their prescriptions, 79% of them generic.
Overview
| NPI | 1497870315 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 20, 2007 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | — | IL |
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 - Internal Medicine (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 245 |
|---|---|
| Services billed | 2,104 across 16 procedure codes |
| Paid by Medicare | $170,654 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,185 · 1,823 30-day fills |
|---|---|
| Patients | 102 |
| Total drug cost | $147,606 |
| Generic share | 79% of claims |
Education and affiliations
| Graduation year | 1970 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Family Practice |
Medical groups
- Physicians House CallsPark Ridge, IL · 7 clinicians
- Infinite Care Home Physicians LLCChicago, IL · 7 clinicians
Other facilities
- Alphazeta Healthcare Services, LLCHome health agency · Chicago, IL
- Atnt Home Health Care, IncHome health agency · Deerfield, IL
- Caring Touch, Inc.Home health agency · Rosemont, IL
- Direct Home Healthcare, IncHome health agency · Des Plaines, IL
- Global Home Health, LLCHome health agency · Oak Park, IL
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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