Karin Williamsen
NPI 1902270762 · Physical Therapy Assistant · Bay City, MI
Karin Williamsen is a Physical Therapy Assistant provider in Bay City, MI (NPI 1902270762).
Provider details
- NPI number
- 1902270762
- Entity type
- Individual
- Primary specialty
- Physical Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 5502002911 (MI)
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
10 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
- 2015-11-17
- Last updated
- 2015-11-17
Frequently asked questions
- What is Karin Williamsen's NPI number?
- Karin Williamsen's National Provider Identifier (NPI) is 1902270762, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karin Williamsen's specialty?
- Karin Williamsen is listed in the NPPES registry with a primary specialty of Physical Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Karin Williamsen located?
- Karin Williamsen's practice location on file with NPPES is 2535 22nd St, Bay City, MI 48708-7612.
- What is Karin Williamsen's phone number?
- The practice phone number listed in the NPPES registry for Karin Williamsen is (989) 891-9800.
- Is Karin Williamsen's NPI active?
- Yes — Karin Williamsen's NPI (1902270762) is active in the NPPES registry as of the last update on 2015-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.