Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Cynthia G Johnson, O.D.
Optometrist in Wauwatosa, WI · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1649309147
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Registry record
Entity type Individual (Type 1)
Name Dr. Cynthia G Johnson
Credential O.D.
Sex Female
Practice address 2500 N Mayfair Rd, Wauwatosa, WI, 53226
Phone (414) 771-8999
Enumeration date Mar 2, 2007
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
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 |
|---|---|---|---|
| 38576600 | Medicaid | WI | - |
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.
Frequently asked questions
Where does Cynthia Johnson practice?
The practice location on file with NPPES is in Wauwatosa, WI. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Cynthia Johnson?
The National Provider Identifier (NPI) for Cynthia Johnson is 1649309147, a Type 1 (individual) record in the CMS NPPES registry.
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.