Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. David Ashley Knapp, C.P.O.
Prosthetist in Middletown, CT · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1497782288
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Registry record
Entity type Individual (Type 1)
Name Mr. David Ashley Knapp
Credential C.P.O.
Sex Male
Practice address 131 Main Street Ext # 1, Middletown, CT, 06457
Phone (860) 740-2154
Fax (860) 421-4178
Enumeration date Jun 27, 2006
Last updated in NPPES Feb 21, 2019
Taxonomy & licenses
222Z00000X Orthotist Respiratory, Developmental, Rehabilitative and Restorative Service Providers Secondary
224P00000X Prosthetist Respiratory, Developmental, Rehabilitative and Restorative Service Providers Primary
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 David Knapp?
The National Provider Identifier (NPI) for David Knapp is 1497782288, a Type 1 (individual) record in the CMS NPPES registry.
Where does David Knapp practice?
The practice location on file with NPPES is in Middletown, CT. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-02-21.