Mary Hillebrand, PHD
NPI 1639288608 · Clinical Psychologist · Southfield, MI
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Hillebrand, PHD is a Clinical Psychologist provider in Southfield, MI (NPI 1639288608).
Provider details
- NPI number
- 1639288608
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- No
- License
- 6301006954 (MI)
Specialties & taxonomies
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
20 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
- 2006-08-30
- Last updated
- 2007-07-09
Frequently asked questions
- What is Mary Hillebrand's NPI number?
- Mary Hillebrand's National Provider Identifier (NPI) is 1639288608, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Hillebrand's specialty?
- Mary Hillebrand is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Mary Hillebrand located?
- Mary Hillebrand's practice location on file with NPPES is 27288 Apple Blossom Lane, Southfield, MI 48034-1048.
- What is Mary Hillebrand's phone number?
- The practice phone number listed in the NPPES registry for Mary Hillebrand is (248) 355-4834.
- Does Mary Hillebrand accept Medicare?
- Mary Hillebrand is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Hillebrand's NPI active?
- Yes — Mary Hillebrand's NPI (1639288608) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.