DR. CHAD JOHNSTON, MD
Internal Medicine
Active
Individual
NPI: 1538239520
Specialties
| Specialty | Code | Primary | License |
|---|---|---|---|
| Internal Medicine - Addiction Medicine | 207RA0401X | No | 0058849 (CO) |
| Internal Medicine | 207R00000X | No | A95435 (CA) |
Frequently Asked Questions
NPI 1538239520 is the National Provider Identifier for DR. CHAD JOHNSTON, MD, a Internal Medicine provider located in Du Quoin, IL. This NPI was enumerated on November 8, 2006.
DR. CHAD JOHNSTON, MD practices at 916 N WASHINGTON ST, Du Quoin, IL 62832.
Quick Facts
- NPI
- 1538239520
- Type
- Individual
- Enumerated
- Nov 8, 2006
- Last Updated
- Dec 2, 2025
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