Aaron Williams, D.D.S.
NPI 1366715120 · Dentist · Sioux City, IA
Aaron Williams, D.D.S. is a Dentist provider in Sioux City, IA (NPI 1366715120).
Provider details
- NPI number
- 1366715120
- Entity type
- Individual
- Primary specialty
- DentistDental Providers
- Credential
- D.D.S.
- Sex
- Male
- Sole proprietor
- Yes
- License
- D1504 (SD)
Specialties & taxonomies
Dental Providers
Dental Providers
Dental Providers
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
14 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
4 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$111 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (3)
- 405 Plymouth St NwLe Mars, IA 51031-3438Phone: (712) 546-5179
- 2801 Outer Dr NSioux City, IA 51104-1597Phone: (712) 239-0420
- 617 N Pearl St Ste 2Wayne, NE 68787-1908Phone: (402) 375-4363
Registry dates
- Enumerated
- 2012-02-09
- Last updated
- 2026-01-20
- Certified
- 2026-01-20
Frequently asked questions
- What is Aaron Williams's NPI number?
- Aaron Williams's National Provider Identifier (NPI) is 1366715120, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aaron Williams's specialty?
- Aaron Williams is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).
- Where is Aaron Williams located?
- Aaron Williams's practice location on file with NPPES is 4224 Sergeant Rd, Sioux City, IA 51106-4600.
- What is Aaron Williams's phone number?
- The practice phone number listed in the NPPES registry for Aaron Williams is (712) 276-2766.
- Is Aaron Williams's NPI active?
- Yes — Aaron Williams's NPI (1366715120) is active in the NPPES registry as of the last update on 2026-01-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.