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Shawn Karczewski
NPI 1457625667 · Case Manager/Care Coordinator · Flint, MI
Shawn Karczewski is a Case Manager/Care Coordinator provider in Flint, MI (NPI 1457625667).
Provider details
- NPI number
- 1457625667
- Entity type
- Individual
- Primary specialty
- Case Manager/Care CoordinatorOther Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(73/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 yrs in NPPES registry
- Profile completeness38% of score
83% 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
4400 S Saginaw St
1460
Flint, MI 48507-2645
Phone: (810) 237-0799
Fax: (810) 237-0805
Street-level locationGet directions
Mailing address
585 Jewett Rd
Mason, MI 48854-8729
Registry dates
- Enumerated
- 2012-03-06
- Last updated
- 2012-03-06
Frequently asked questions
- What is Shawn Karczewski's NPI number?
- Shawn Karczewski's National Provider Identifier (NPI) is 1457625667, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shawn Karczewski's specialty?
- Shawn Karczewski is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).
- Where is Shawn Karczewski located?
- Shawn Karczewski's practice location on file with NPPES is 4400 S Saginaw St, Flint, MI 48507-2645.
- What is Shawn Karczewski's phone number?
- The practice phone number listed in the NPPES registry for Shawn Karczewski is (810) 237-0799.
- Is Shawn Karczewski's NPI active?
- Yes — Shawn Karczewski's NPI (1457625667) is active in the NPPES registry as of the last update on 2012-03-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.