Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Catherine Green, OD
Optometrist in Madison, IN · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1720656804
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Registry record
Entity type Individual (Type 1)
Name Dr. Catherine Green
Credential OD
Sex Female
Practice address 2580 Michigan Rd, Madison, IN, 47250
Phone (812) 265-6222
Enumeration date Jun 15, 2021
Last updated in NPPES May 1, 2026
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
What is the NPI number for Catherine Green?
The National Provider Identifier (NPI) for Catherine Green is 1720656804, a Type 1 (individual) record in the CMS NPPES registry.
Where does Catherine Green practice?
The practice location on file with NPPES is in Madison, IN. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Lawrence Schoch Addiction Medicine (Family Medicine) Physician · Madison, IN NPI 1194719757 Robert Kirkpatrick Optometrist · Madison, IN NPI 1265443634 James Wortham Counseling Services Inc Mental Health Counselor · Madison, IN NPI 1366528556 Mv White Incorporated Hearing Instrument Specialist · Madison, IN NPI 1831331792 Madison Specialty Center, LLC Internal Medicine Physician · Madison, IN NPI 1366772725 Lisle Family Eye Care Inc Optometrist · Madison, IN NPI 1669876355 Earl Frey Audiologist · Madison, IN NPI 1124426069
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-05-01.