Internal Medicine at Winghaven LLC
NPI 1033350541 · Primary Care Clinic/Center · O Fallon, MO
Internal Medicine at Winghaven LLC is a Primary Care Clinic/Center organization in O Fallon, MO (NPI 1033350541).
Provider details
- NPI number
- 1033350541
- Entity type
- Organization
- Primary specialty
- Primary Care Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Rick Sonne, Director(314) 576-2490
- License
- R8F27 (MO)
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2009-03-12
- Last updated
- 2017-12-05
Frequently asked questions
- What is Internal Medicine at Winghaven LLC's NPI number?
- Internal Medicine at Winghaven LLC's National Provider Identifier (NPI) is 1033350541, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Internal Medicine at Winghaven LLC?
- Internal Medicine at Winghaven LLC is classified in the NPPES registry as Primary Care Clinic/Center (Ambulatory Health Care Facilities).
- Where is Internal Medicine at Winghaven LLC located?
- Internal Medicine at Winghaven LLC's practice location on file with NPPES is 5551 Winghaven Blvd Ste 290, O Fallon, MO 63368-3629.
- What is Internal Medicine at Winghaven LLC's phone number?
- The practice phone number listed in the NPPES registry for Internal Medicine at Winghaven LLC is (636) 695-2575.
- Who is the authorized official for Internal Medicine at Winghaven LLC?
- The authorized official listed on Internal Medicine at Winghaven LLC's NPPES record is Rick Sonne, Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Internal Medicine at Winghaven LLC's NPI active?
- Yes — Internal Medicine at Winghaven LLC's NPI (1033350541) is active in the NPPES registry as of the last update on 2017-12-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.