Mohmmad F. Hajjiri, M.D.
NPI 1972786465ActiveIndividual· Internal Medicine, Infectious Disease· Lombard, IL
Internal Medicine, Infectious Disease (M.D.) with Dupage Medical Group Ltd and 4 other groups, practicing in Lombard, Illinois. Their prescriptions cost Medicare Part D more than their services did: $305,849 for 811 claims, against $139,595 paid for services in 2024. Shionogi Inc reported $13.20 in payments in 2024, mostly education. Lists Advocate Good Samaritan Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1972786465 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 7, 2007 |
| Last updated in NPPES | Mar 3, 2026 |
| Certified by provider | Mar 3, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | 036-159931 | IL |
| Internal Medicine, Infectious Disease | 207RI0200X | 71318 | AZ |
| Internal Medicine, Infectious Disease | 207RI0200X | EMC0008104 | MI |
| Internal Medicine, Infectious Disease | 207RI0200X | MD61654582 | WA |
| Internal Medicine, Infectious Disease | 207RI0200X | 75750 | TN |
| Internal Medicine, Infectious Disease | 207RI0200X | 3422-320 | WI |
| Internal Medicine | 207R00000X | 242627 | MA |
| Internal Medicine, Infectious Disease | 207RI0200X | MD55913 | IA |
| Internal Medicine, Infectious Disease | 207RI0200X | 18157 | SD |
| Internal Medicine, Infectious Disease | 207RI0200X | CDR.0006004 | CO |
| Internal Medicine, Infectious Disease | 207RI0200X | 75170 | MN |
| Internal Medicine, Infectious Disease | 207RI0200X | 23936 | ND |
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 (AZ); Practitioner - Internal Medicine (CO); Practitioner - Infectious Disease (IA); Practitioner - Infectious Disease (IL); Practitioner - Internal Medicine (MA); Practitioner - Infectious Disease (MI); Practitioner - Infectious Disease (MN); Practitioner - Infectious Disease (ND); Practitioner - Infectious Disease (NJ); Practitioner - Infectious Disease (SD); Practitioner - Infectious Disease (TN); Practitioner - Infectious Disease (WA); Practitioner - Infectious Disease (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 500 |
|---|---|
| Services billed | 1,718 across 30 procedure codes |
| Paid by Medicare | $139,595 |
Part D prescriptions in 2024
| Prescriptions (claims) | 811 · 940 30-day fills |
|---|---|
| Patients | 254 |
| Total drug cost | $305,849 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Infectious Disease |
| Telehealth | Offers telehealth |
Medical groups
- Dupage Medical Group LtdWinfield, IL · 1,322 clinicians
- Olmsted Medical CenterRochester, MN · 336 clinicians
- Rural Physicians Group-Pannu PLLCClarkston, WA · 147 clinicians
- Insight Chicago IncChicago, IL · 141 clinicians
- Eoh Acquisition Group, LLCEast Orange, NJ · 32 clinicians
Hospital affiliations
- Advocate Good Samaritan HospitalDowners Grove, IL
- Carewell Health Medical CenterEast Orange, NJ
- Edward HospitalNaperville, IL
- Elmhurst Memorial HospitalElmhurst, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
Other facilities
- Residential Home HealthHome health agency · Lisle, IL
Industry payments (Open Payments)
- 2024$13.20 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Shionogi Inc | $13.20 | 1 |
What the 2024 payments were for
- Education$13.20 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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