Shereen Juhsun Chang, MD
NPI 1508917857ActiveIndividual· Psychiatry & Neurology, Neurology· Cedar Rapids, IA
Psychiatry & Neurology, Neurology (MD) in Cedar Rapids, Iowa, trained at University of Iowa, Rj & L Carver College of Medicine (class of 2003). 546 Medicare patients in 2024, $249,405 paid; nearly all of their 1,185 Part D prescriptions were generic (91%). Pfizer Inc. was the largest of 6 companies reporting payments in 2025, $542.50 in all, mostly food and beverage.
Overview
| NPI | 1508917857 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 15, 2007 |
| Last updated in NPPES | Sep 11, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | 37031 | IA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Neurology (IA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 546 |
|---|---|
| Services billed | 23,948 across 66 procedure codes |
| Paid by Medicare | $249,405 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,185 · 1,830 30-day fills |
|---|---|
| Patients | 193 |
| Total drug cost | $241,648 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | University of Iowa, Rj & L Carver College of Medicine |
|---|---|
| Graduation year | 2003 |
| Medicare specialty | Neurology |
Medical group
- Physicians Clinic of Iowa PCCedar Rapids, IA · 135 clinicians
Hospital affiliations
- Jones Regional Medical CenterAnamosa, IA
- Mercy Medical Center - Cedar RapidsCedar Rapids, IA
- St Lukes HospitalCedar Rapids, IA
Industry payments (Open Payments)
- 2025$542.50 · 40 payments from 6 companies
- 2024$286.14 · 20 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $349.95 | 33 |
| Abbvie Inc. | $107.66 | 3 |
| Ipsen Biopharmaceuticals, Inc | $25.55 | 1 |
| Takeda Pharmaceuticals U.S.A., Inc. | $23.91 | 1 |
| Argenx US, Inc. | $20.82 | 1 |
What the 2025 payments were for
- Food and Beverage$542.50 · 40 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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