Hollie Portwine
NPI 1336891159 · Occupational Therapy Assistant · Richland Center, WI
Hollie Portwine is a Occupational Therapy Assistant provider in Richland Center, WI (NPI 1336891159).
Provider details
- NPI number
- 1336891159
- Entity type
- Individual
- Primary specialty
- Occupational Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 5747-27 (WI)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
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
- 2022-01-23
- Last updated
- 2025-09-09
- Certified
- 2025-09-09
Frequently asked questions
- What is Hollie Portwine's NPI number?
- Hollie Portwine's National Provider Identifier (NPI) is 1336891159, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hollie Portwine's specialty?
- Hollie Portwine is listed in the NPPES registry with a primary specialty of Occupational Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Hollie Portwine located?
- Hollie Portwine's practice location on file with NPPES is 1400 W Seminary St, Richland Center, WI 53581-2036.
- What is Hollie Portwine's phone number?
- The practice phone number listed in the NPPES registry for Hollie Portwine is (608) 647-8931.
- Is Hollie Portwine's NPI active?
- Yes — Hollie Portwine's NPI (1336891159) is active in the NPPES registry as of the last update on 2025-09-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.