Mark Vexelman, MD
NPI 1700896750ActiveIndividual· Family Medicine· Chicago, IL
Family Medicine (MD) in Chicago, Illinois, licensed in IL, with an NPI issued in August 2006. Their prescriptions cost Medicare Part D more than their services did: $1,632,103 for 20,713 claims, against $411,598 paid for services in 2024. Mimedx Group, Inc. was the largest of 2 companies reporting payments in 2025, $50.90 in all, mostly food and beverage. Lists Northshore University Healthsystem - Evanston Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1700896750 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 9, 2006 |
| Last updated in NPPES | Aug 21, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 036095873 | 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 - Internal Medicine (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 876 |
|---|---|
| Services billed | 5,848 across 69 procedure codes |
| Paid by Medicare | $411,598 |
Part D prescriptions in 2024
| Prescriptions (claims) | 20,713 · 31,330 30-day fills |
|---|---|
| Patients | 902 |
| Total drug cost | $1,632,103 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 1989 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Hospital affiliations
- Northshore University Healthsystem - Evanston HospitalEvanston, IL
- Northwestern Memorial HospitalChicago, IL
- Palos Community HospitalPalos Heights, IL
- Presence Saint Joseph Hospital - ChicagoChicago, IL
- Swedish HospitalChicago, IL
Other facilities
- Advanta Home Health Care, IncHome health agency · Northfield, IL
- Choice Home Health Services, IncHome health agency · Chicago, IL
- Entera Healthcare, Ltd.Home health agency · Rosemont, IL
- Illinois Home Health Care of NapervilleHome health agency · Naperville, IL
- Progressive Home Health CareHome health agency · Northbrook, IL
- Journeycare - DeerfieldHospice · Deerfield, IL
- Suncrest Hospice Illinois LLCHospice · Northbrook, IL
- Unity Hospice of Chicagoland, LLCHospice · Chicago, IL
- Alden North Shore Rehab & HccNursing home · Skokie, IL
- Dobson PlazaNursing home · Evanston, IL
- Park View Rehab CenterNursing home · Chicago, IL
- Selfhelp Home of ChicagoNursing home · Chicago, IL
- Westminster PlaceNursing home · Evanston, IL
Industry payments (Open Payments)
- 2025$50.90 · 2 payments from 2 companies
- 2024$192.59 · 8 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mimedx Group, Inc. | $31.43 | 1 |
| Hartmann USA, Inc. | $19.47 | 1 |
What the 2025 payments were for
- Food and Beverage$50.90 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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