IndividualActive
Madelyn Mastenbrook
NPI 1013869858 · Case Manager/Care Coordinator · Southfield, MI
Madelyn Mastenbrook is a Case Manager/Care Coordinator provider in Southfield, MI (NPI 1013869858).
Provider details
- NPI number
- 1013869858
- Entity type
- Individual
- Primary specialty
- Case Manager/Care CoordinatorOther Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
Profile Score
Basic profile(47/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
22150 W 9 Mile Rd
Southfield, MI 48033-6007
Phone: (248) 483-7804
Street-level locationGet directions
Mailing address
22150 W 9 Mile Rd
Southfield, MI 48033-6007
Registry dates
- Enumerated
- 2026-02-13
- Last updated
- 2026-02-13
- Certified
- 2026-02-13
Frequently asked questions
- What is Madelyn Mastenbrook's NPI number?
- Madelyn Mastenbrook's National Provider Identifier (NPI) is 1013869858, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Madelyn Mastenbrook's specialty?
- Madelyn Mastenbrook is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).
- Where is Madelyn Mastenbrook located?
- Madelyn Mastenbrook's practice location on file with NPPES is 22150 W 9 Mile Rd, Southfield, MI 48033-6007.
- What is Madelyn Mastenbrook's phone number?
- The practice phone number listed in the NPPES registry for Madelyn Mastenbrook is (248) 483-7804.
- Is Madelyn Mastenbrook's NPI active?
- Yes — Madelyn Mastenbrook's NPI (1013869858) is active in the NPPES registry as of the last update on 2026-02-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.