Marlene Schulz, MSW
NPI 1285869453 · Clinical Social Worker · Sioux Falls, SD
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marlene Schulz, MSW is a Clinical Social Worker provider in Sioux Falls, SD (NPI 1285869453).
Provider details
- NPI number
- 1285869453
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 1569 (SD)
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
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 401 E 8th St Ste 209Sioux Falls, SD 57103-7033Phone: (605) 366-6065
Registry dates
- Enumerated
- 2009-05-18
- Last updated
- 2023-10-10
- Certified
- 2023-10-06
Frequently asked questions
- What is Marlene Schulz's NPI number?
- Marlene Schulz's National Provider Identifier (NPI) is 1285869453, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marlene Schulz's specialty?
- Marlene Schulz is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Marlene Schulz located?
- Marlene Schulz's practice location on file with NPPES is 1112 S Lake Ave Ste 201, Sioux Falls, SD 57104-1300.
- What is Marlene Schulz's phone number?
- The practice phone number listed in the NPPES registry for Marlene Schulz is (605) 312-5350.
- Does Marlene Schulz accept Medicare?
- Marlene Schulz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marlene Schulz's NPI active?
- Yes — Marlene Schulz's NPI (1285869453) is active in the NPPES registry as of the last update on 2023-10-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.