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Portia Johnson
NPI 1790482594 · Contractor · Milwaukee, WI
Portia Johnson is a Contractor provider in Milwaukee, WI (NPI 1790482594).
Provider details
- NPI number
- 1790482594
- Entity type
- Individual
- Primary specialty
- ContractorOther Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(52/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
12250 W North Ave
Milwaukee, WI 53226-2063
Phone: (414) 882-7881
Street-level locationGet directions
Mailing address
5835 N 36th St
Milwaukee, WI 53209-4009
Registry dates
- Enumerated
- 2023-02-13
- Last updated
- 2023-02-13
- Certified
- 2023-02-12
Frequently asked questions
- What is Portia Johnson's NPI number?
- Portia Johnson's National Provider Identifier (NPI) is 1790482594, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Portia Johnson's specialty?
- Portia Johnson is listed in the NPPES registry with a primary specialty of Contractor (Other Service Providers).
- Where is Portia Johnson located?
- Portia Johnson's practice location on file with NPPES is 12250 W North Ave, Milwaukee, WI 53226-2063.
- What is Portia Johnson's phone number?
- The practice phone number listed in the NPPES registry for Portia Johnson is (414) 882-7881.
- Is Portia Johnson's NPI active?
- Yes — Portia Johnson's NPI (1790482594) is active in the NPPES registry as of the last update on 2023-02-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.