Chad A Johnson, OD
Chad A Johnson is a Optometrist provider (Optometrist) practicing in Baraboo, WI, registered in the NPPES registry with NPI 1720030133 since 2006. The credential OD stands for Doctor of Optometry.
✓ Active NPI ✓ Valid NPI checksum
| NPI | 1720030133 |
|---|---|
| Entity type | Individual (Type 1) |
| Name | Chad A Johnson |
| Credential | OD |
| Sex | Male |
| Practice address | 1626 TUTTLE ST, SUITE 1, Baraboo, WI, 53913 |
| Phone | 6083562020 |
| Fax | 6803566787 |
| Enumeration date | 2006-05-16 |
| Last updated in NPPES | 2016-01-22 |
Taxonomy & licenses
| Taxonomy code | Specialty | Primary | License | State |
|---|---|---|---|---|
| 152W00000X | Optometrist | Primary | 1875-035 | WI |
OD — Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses. About the OD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 1720030133 | Medicaid | WI | — |
Copy-ready billing details
Provider: Chad Johnson, OD NPI: 1720030133 Taxonomy: 152W00000X (Optometrist) Address: 1626 TUTTLE ST, SUITE 1, Baraboo, WI, 53913
Other providers at this practice address
| NPI | Name | Type | Specialty | Location |
|---|---|---|---|---|
| 1104883933 | Borys Kusyk | Individual | Podiatrist | Baraboo, WI |
| 1083671572 | Mark Meier | Individual | Surgery Physician | Baraboo, WI |
| 1619935269 | Thomas Zirkel | Individual | Foot & Ankle Surgery Podiatrist | Baraboo, WI |
| 1366497877 | Theresa Frith | Individual | Optometrist | Baraboo, WI |
| 1619923406 | James Sehloff | Individual | Pulmonary Disease Physician | Baraboo, WI |
| 1033152061 | Joanne Kriege | Individual | Rheumatology Physician | Baraboo, WI |
| 1568494466 | St. Marys Dean Ventures Inc. | Organization | Multi-Specialty Clinic/Center | Baraboo, WI |
| 1710903828 | Dean Health Systems, Inc. | Organization | Durable Medical Equipment & Medical Supplies | Baraboo, WI |
Verify this record
Cross-check NPI 1720030133 against the authoritative CMS record: view Chad A Johnson on the official NPPES registry .
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.
Frequently asked questions
Is NPI 1720030133 active?
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Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2016-01-22.