Ann Slack
NPI 1821756305 · Physical Medicine & Rehabilitation Physician · Madison, WI
Ann Slack is a Physical Medicine & Rehabilitation Physician provider in Madison, WI (NPI 1821756305).
Provider details
- NPI number
- 1821756305
- Entity type
- Individual
- Primary specialty
- Physical Medicine & Rehabilitation PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- Yes
- License
- 4923-33 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
- 2021-12-02
- Last updated
- 2021-12-02
- Certified
- 2021-11-30
Frequently asked questions
- What is Ann Slack's NPI number?
- Ann Slack's National Provider Identifier (NPI) is 1821756305, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ann Slack's specialty?
- Ann Slack is listed in the NPPES registry with a primary specialty of Physical Medicine & Rehabilitation Physician (Allopathic & Osteopathic Physicians).
- Where is Ann Slack located?
- Ann Slack's practice location on file with NPPES is 2500 Overlook Ter, Madison, WI 53705-2254.
- What is Ann Slack's phone number?
- The practice phone number listed in the NPPES registry for Ann Slack is (608) 256-1901.
- Is Ann Slack's NPI active?
- Yes — Ann Slack's NPI (1821756305) is active in the NPPES registry as of the last update on 2021-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.