Margaret Sergon
NPI 1629579453 · Addiction (Substance Use Disorder) Counselor · Milwaukee, WI
Margaret Sergon is a Addiction (Substance Use Disorder) Counselor provider in Milwaukee, WI (NPI 1629579453).
Provider details
- NPI number
- 1629579453
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- 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
- 2018-02-27
- Last updated
- 2018-02-27
Frequently asked questions
- What is Margaret Sergon's NPI number?
- Margaret Sergon's National Provider Identifier (NPI) is 1629579453, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Sergon's specialty?
- Margaret Sergon is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Margaret Sergon located?
- Margaret Sergon's practice location on file with NPPES is 1849 N Dr Martin Luther King Dr Ste 101, Milwaukee, WI 53212-3639.
- What is Margaret Sergon's phone number?
- The practice phone number listed in the NPPES registry for Margaret Sergon is (414) 347-1774.
- Is Margaret Sergon's NPI active?
- Yes — Margaret Sergon's NPI (1629579453) is active in the NPPES registry as of the last update on 2018-02-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.