Nathan Oatis, MSW, LCSW
NPI 1295505667 · Clinical Social Worker · Saint Louis, MO
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nathan Oatis, MSW, LCSW is a Clinical Social Worker provider in Saint Louis, MO (NPI 1295505667).
Provider details
- NPI number
- 1295505667
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW, LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 2021049186 (MO)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
- 2024-01-05
- Last updated
- 2025-12-22
- Certified
- 2025-12-22
Frequently asked questions
- What is Nathan Oatis's NPI number?
- Nathan Oatis's National Provider Identifier (NPI) is 1295505667, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nathan Oatis's specialty?
- Nathan Oatis is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Nathan Oatis located?
- Nathan Oatis's practice location on file with NPPES is 3109 S Grand Blvd Ste 200c, Saint Louis, MO 63118-1039.
- What is Nathan Oatis's phone number?
- The practice phone number listed in the NPPES registry for Nathan Oatis is (314) 691-0903.
- Does Nathan Oatis accept Medicare?
- Nathan Oatis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nathan Oatis's NPI active?
- Yes — Nathan Oatis's NPI (1295505667) is active in the NPPES registry as of the last update on 2025-12-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.