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Ruthann Davis, PH.D
NPI 1891972279 · Clinical Psychologist · Brighton, MI
Ruthann Davis, PH.D is a Clinical Psychologist provider in Brighton, MI (NPI 1891972279).
Provider details
- NPI number
- 1891972279
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D
- Sex
- Female
- Sole proprietor
- Yes
- License
- 6301003854 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
2900 Dunsary Ln
Suite a
Brighton, MI 48114-9447
Phone: (810) 227-4935
Fax: (810) 227-4935
Street-level locationGet directions
Mailing address
2900 Dunsary Ln
Brighton, MI 48114-9447
Registry dates
- Enumerated
- 2008-01-28
- Last updated
- 2011-05-12
Frequently asked questions
- What is Ruthann Davis's NPI number?
- Ruthann Davis's National Provider Identifier (NPI) is 1891972279, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruthann Davis's specialty?
- Ruthann Davis is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Ruthann Davis located?
- Ruthann Davis's practice location on file with NPPES is 2900 Dunsary Ln, Brighton, MI 48114-9447.
- What is Ruthann Davis's phone number?
- The practice phone number listed in the NPPES registry for Ruthann Davis is (810) 227-4935.
- Is Ruthann Davis's NPI active?
- Yes — Ruthann Davis's NPI (1891972279) is active in the NPPES registry as of the last update on 2011-05-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.