IndividualActive
John Hellmann, D.D.S.
NPI 1659318731 · Dentist · Cincinnati, OH
John Hellmann, D.D.S. is a Dentist provider in Cincinnati, OH (NPI 1659318731).
Provider details
- NPI number
- 1659318731
- Entity type
- Individual
- Primary specialty
- DentistDental Providers
- Credential
- D.D.S.
- Sex
- Male
- License
- 30017063 (OH)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(91/100 index)
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
476 Riddle Rd
Cincinnati, OH 45220-2411
Phone: (513) 281-8001
Street-level locationGet directions
Mailing address
850 Miami Ridge Dr
Loveland, OH 45140-8100
Registry dates
- Enumerated
- 2006-05-31
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Hellmann's NPI number?
- John Hellmann's National Provider Identifier (NPI) is 1659318731, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Hellmann's specialty?
- John Hellmann is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).
- Where is John Hellmann located?
- John Hellmann's practice location on file with NPPES is 476 Riddle Rd, Cincinnati, OH 45220-2411.
- What is John Hellmann's phone number?
- The practice phone number listed in the NPPES registry for John Hellmann is (513) 281-8001.
- Is John Hellmann's NPI active?
- Yes — John Hellmann's NPI (1659318731) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.