Natasha Lewis-Grinwis, LMSW, CST
NPI 1811159742 · Clinical Social Worker · Ann Arbor, MI
Natasha Lewis-Grinwis, LMSW, CST is a Clinical Social Worker provider in Ann Arbor, MI (NPI 1811159742).
Provider details
- NPI number
- 1811159742
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW, CST
- Sex
- Female
- Sole proprietor
- No
- License
- 6801086965 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2008-07-01
- Last updated
- 2013-04-25
Frequently asked questions
- What is Natasha Lewis-Grinwis's NPI number?
- Natasha Lewis-Grinwis's National Provider Identifier (NPI) is 1811159742, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Natasha Lewis-Grinwis's specialty?
- Natasha Lewis-Grinwis is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Natasha Lewis-Grinwis located?
- Natasha Lewis-Grinwis's practice location on file with NPPES is 455 E. Eisenhower Pkwy, Ann Arbor, MI 48108-3304.
- What is Natasha Lewis-Grinwis's phone number?
- The practice phone number listed in the NPPES registry for Natasha Lewis-Grinwis is (734) 678-5029.
- Is Natasha Lewis-Grinwis's NPI active?
- Yes — Natasha Lewis-Grinwis's NPI (1811159742) is active in the NPPES registry as of the last update on 2013-04-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.