Calla Herziger, SAC-IT
NPI 1255835963 · Addiction (Substance Use Disorder) Counselor · Milwaukee, WI
Calla Herziger, SAC-IT is a Addiction (Substance Use Disorder) Counselor provider in Milwaukee, WI (NPI 1255835963).
Provider details
- NPI number
- 1255835963
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- SAC-IT
- Sex
- Female
- Sole proprietor
- No
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
8 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2018-03-19
- Last updated
- 2018-03-19
Frequently asked questions
- What is Calla Herziger's NPI number?
- Calla Herziger's National Provider Identifier (NPI) is 1255835963, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Calla Herziger's specialty?
- Calla Herziger is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Calla Herziger located?
- Calla Herziger's practice location on file with NPPES is 2727 W Cleveland Ave Ste 204, Milwaukee, WI 53215-2956.
- What is Calla Herziger's phone number?
- The practice phone number listed in the NPPES registry for Calla Herziger is (414) 269-8356.
- Is Calla Herziger's NPI active?
- Yes — Calla Herziger's NPI (1255835963) is active in the NPPES registry as of the last update on 2018-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.