IndividualActive
Mariah Oyen, DDS
NPI 1548134836 · Dentist · Hartford, SD
Mariah Oyen, DDS is a Dentist provider in Hartford, SD (NPI 1548134836).
Provider details
- NPI number
- 1548134836
- Entity type
- Individual
- Primary specialty
- DentistDental Providers
- Credential
- DDS
- Sex
- Female
- Sole proprietor
- No
- License
- D1501 (SD)
Specialties & taxonomies
Dental Providers
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
304 Sd-38
Suite 138
Hartford, SD 57033
Phone: (605) 528-6750
Approximate (ZIP-level) locationGet directions
Mailing address
Po Box 757
Hartford, SD 57033-0757
Registry dates
- Enumerated
- 2025-10-01
- Last updated
- 2025-10-01
- Certified
- 2025-09-16
Frequently asked questions
- What is Mariah Oyen's NPI number?
- Mariah Oyen's National Provider Identifier (NPI) is 1548134836, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mariah Oyen's specialty?
- Mariah Oyen is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).
- Where is Mariah Oyen located?
- Mariah Oyen's practice location on file with NPPES is 304 Sd-38, Hartford, SD 57033.
- What is Mariah Oyen's phone number?
- The practice phone number listed in the NPPES registry for Mariah Oyen is (605) 528-6750.
- Is Mariah Oyen's NPI active?
- Yes — Mariah Oyen's NPI (1548134836) is active in the NPPES registry as of the last update on 2025-10-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.