Mary-Ann Sontag, PH.D. LCSW
NPI 1831509280 · Clinical Social Worker · Boise, ID
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary-Ann Sontag, PH.D. LCSW is a Clinical Social Worker provider in Boise, ID (NPI 1831509280).
Provider details
- NPI number
- 1831509280
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- PH.D. LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 972 (MT)
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
12 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
- 2014-05-06
- Last updated
- 2024-11-13
- Certified
- 2024-11-13
Frequently asked questions
- What is Mary-Ann Sontag's NPI number?
- Mary-Ann Sontag's National Provider Identifier (NPI) is 1831509280, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary-Ann Sontag's specialty?
- Mary-Ann Sontag is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mary-Ann Sontag located?
- Mary-Ann Sontag's practice location on file with NPPES is 2201 N Bryson Rd, Boise, ID 83713-5038.
- What is Mary-Ann Sontag's phone number?
- The practice phone number listed in the NPPES registry for Mary-Ann Sontag is (406) 369-5293.
- Does Mary-Ann Sontag accept Medicare?
- Mary-Ann Sontag is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary-Ann Sontag's NPI active?
- Yes — Mary-Ann Sontag's NPI (1831509280) is active in the NPPES registry as of the last update on 2024-11-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.