IndividualActive
Nicholas Johnson, DDS
NPI 1184738346 · Dentist · East Alton, IL
Nicholas Johnson, DDS is a Dentist provider in East Alton, IL (NPI 1184738346).
Provider details
- NPI number
- 1184738346
- Entity type
- Individual
- Primary specialty
- DentistDental Providers
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(84/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
83% 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
50 N Center St
East Alton, IL 62024-1708
Phone: (618) 259-5563
Street-level locationGet directions
Mailing address
5753 Itaska St
Saint Louis, MO 63109-2835
Registry dates
- Enumerated
- 2006-08-17
- Last updated
- 2007-08-10
Frequently asked questions
- What is Nicholas Johnson's NPI number?
- Nicholas Johnson's National Provider Identifier (NPI) is 1184738346, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Johnson's specialty?
- Nicholas Johnson is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).
- Where is Nicholas Johnson located?
- Nicholas Johnson's practice location on file with NPPES is 50 N Center St, East Alton, IL 62024-1708.
- What is Nicholas Johnson's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Johnson is (618) 259-5563.
- Is Nicholas Johnson's NPI active?
- Yes — Nicholas Johnson's NPI (1184738346) is active in the NPPES registry as of the last update on 2007-08-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.