David Sliefert, MA, LPC
NPI 1689747099 · Professional Counselor · Wausau, WI
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Sliefert, MA, LPC is a Professional Counselor provider in Wausau, WI (NPI 1689747099).
Provider details
- NPI number
- 1689747099
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Credential
- MA, LPC
- Sex
- Male
- Sole proprietor
- No
- License
- 419 (AK)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
19 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
- 2006-11-15
- Last updated
- 2012-12-31
Frequently asked questions
- What is David Sliefert's NPI number?
- David Sliefert's National Provider Identifier (NPI) is 1689747099, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Sliefert's specialty?
- David Sliefert is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is David Sliefert located?
- David Sliefert's practice location on file with NPPES is 2620 Stewart Ave Ste 310, Wausau, WI 54401-4162.
- What is David Sliefert's phone number?
- The practice phone number listed in the NPPES registry for David Sliefert is (715) 848-0525.
- Does David Sliefert accept Medicare?
- David Sliefert is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Sliefert's NPI active?
- Yes — David Sliefert's NPI (1689747099) is active in the NPPES registry as of the last update on 2012-12-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.