NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Dr. David Arthur Wittig, D.C.

Chiropractor in San Juan, PR · enumerated 2007.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1255529376

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Registry record

Entity type Individual (Type 1)
Name Dr. David Arthur Wittig
Credential D.C.
Sex Male
Practice address San Juan, PR, 00909
Enumeration date Oct 15, 2007
Last updated in NPPES Sep 5, 2008

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

111N00000X Chiropractor Chiropractic Providers · License 425 (PR) Primary
DC · Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders. About the DC 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.

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Frequently asked questions

How do I verify David Wittig's NPI record?
Cross-check NPI 1255529376 against the official CMS registry at npiregistry.cms.hhs.gov. This page mirrors the same public NPPES data with a monthly snapshot.
Is NPI 1255529376 active?
Yes, as of the latest NPPES snapshot, NPI 1255529376 is active (record last updated 2008-09-05).

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-09-05.