Leonard Welch, DDS
NPI 1265492540 · Dentist · Columbus, OH
Enrolled with Medicare as Order and Referring Only - Dentist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leonard Welch, DDS is a Dentist provider in Columbus, OH (NPI 1265492540).
Provider details
- NPI number
- 1265492540
- Entity type
- Individual
- Primary specialty
- DentistDental Providers
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- No
- License
- 30019298 (OH)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-23
- Last updated
- 2012-12-27
Frequently asked questions
- What is Leonard Welch's NPI number?
- Leonard Welch's National Provider Identifier (NPI) is 1265492540, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leonard Welch's specialty?
- Leonard Welch is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).
- Where is Leonard Welch located?
- Leonard Welch's practice location on file with NPPES is 1493 Parsons Ave, Columbus, OH 43207-1230.
- What is Leonard Welch's phone number?
- The practice phone number listed in the NPPES registry for Leonard Welch is (614) 258-3880.
- Does Leonard Welch accept Medicare?
- Leonard Welch is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leonard Welch's NPI active?
- Yes — Leonard Welch's NPI (1265492540) is active in the NPPES registry as of the last update on 2012-12-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.