Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
John A Walters, OD
Optometrist in Madison, AL · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1639142789
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Registry record
Entity type Individual (Type 1)
Name John A Walters
Credential OD
Sex Male
Practice address 7880 Old Madison Pike, Madison, AL, 35758
Phone (256) 772-8711
Fax (256) 772-8738
Enumeration date Feb 9, 2006
Last updated in NPPES Nov 15, 2016
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD credential
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 John Walters practice?
The practice location on file with NPPES is in Madison, AL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for John Walters?
The National Provider Identifier (NPI) for John Walters is 1639142789, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Mary Watson Optometrist · Madison, AL NPI 1467445965 Sunita Jagani Optometrist · Madison, AL NPI 1548518319 Andrew Belknap Optometrist · Madison, AL NPI 1710479308 Allan Krausz Optometrist · Madison, AL NPI 1730866203 Alex Tucker Student in an Organized Health Care Education/Training Program · Madison, AL NPI 1255258109
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-11-15.