Tricia A. Littig, APN, CNP
NPI 1407962129ActiveIndividual· Nurse Practitioner· Lombard, IL
Nurse Practitioner (APN, CNP) with Nephrology Associates of Northern Illinois Ltd and 1 other group, practicing in Lombard, Illinois. Their prescriptions cost Medicare Part D more than their services did: $269,031 for 813 claims, against $29,812 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 2 companies reporting payments in 2025, $28.49 in all, mostly food and beverage. Lists Uchicago Medicine Adventhealth Hinsdale as a hospital affiliation.
Overview
| NPI | 1407962129 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APN, CNP |
| Sole proprietor | No |
| NPI issued | Aug 23, 2006 |
| Last updated in NPPES | Jan 25, 2023 |
| Certified by provider | Jan 25, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 277.000303 | IL |
| Nurse Practitioner, Adult Health | 363LA2200X | 209-005843 | 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 - Nurse Practitioner (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 216 |
|---|---|
| Services billed | 449 across 17 procedure codes |
| Paid by Medicare | $29,812 |
Part D prescriptions in 2024
| Prescriptions (claims) | 813 · 1,471 30-day fills |
|---|---|
| Patients | 161 |
| Total drug cost | $269,031 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical groups
- Nephrology Associates of Northern Illinois LtdAlgonquin, IL · 117 clinicians
- Nani Elk GroveElk Grove Village, IL · 18 clinicians
Hospital affiliation
- Uchicago Medicine Adventhealth HinsdaleHinsdale, IL
Industry payments (Open Payments)
- 2025$28.49 · 2 payments from 2 companies
- 2024$556.53 · 15 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $14.85 | 1 |
| Ardelyx, Inc. | $13.64 | 1 |
What the 2025 payments were for
- Food and Beverage$28.49 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 22 nurse practitioners in Lombard · All nurse practitioners in Illinois