Mary Lou Sommerfield
NPI 1821199589 · Physical Therapist · Michigan Center, MI
Mary Lou Sommerfield is a Physical Therapist provider in Michigan Center, MI (NPI 1821199589).
Provider details
- NPI number
- 1821199589
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 5501001496 (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
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 6114 Worthmore AveLansing, MI 48917-9209Phone: (517) 321-4646Fax: (517) 321-4825
Registry dates
- Enumerated
- 2006-09-26
- Last updated
- 2018-05-16
Frequently asked questions
- What is Mary Lou Sommerfield's NPI number?
- Mary Lou Sommerfield's National Provider Identifier (NPI) is 1821199589, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Lou Sommerfield's specialty?
- Mary Lou Sommerfield is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Mary Lou Sommerfield located?
- Mary Lou Sommerfield's practice location on file with NPPES is 4304 Page Ave Ste 100, Michigan Center, MI 49254.
- What is Mary Lou Sommerfield's phone number?
- The practice phone number listed in the NPPES registry for Mary Lou Sommerfield is (517) 205-7586.
- Is Mary Lou Sommerfield's NPI active?
- Yes — Mary Lou Sommerfield's NPI (1821199589) is active in the NPPES registry as of the last update on 2018-05-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.