IndividualActive
Mary Johnstone
NPI 1497135016 · Clinical Psychologist · Milford, MI
Mary Johnstone is a Clinical Psychologist provider in Milford, MI (NPI 1497135016).
Provider details
- NPI number
- 1497135016
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 6301009324 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(74/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
1550 N Milford Rd
Suite Number 205
Milford, MI 48381-1058
Phone: (248) 840-0660
Fax: (248) 562-3210
Street-level locationGet directions
Mailing address
1550 N Milford Rd
Milford, MI 48381-1058
Registry dates
- Enumerated
- 2015-06-09
- Last updated
- 2015-06-09
Frequently asked questions
- What is Mary Johnstone's NPI number?
- Mary Johnstone's National Provider Identifier (NPI) is 1497135016, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Johnstone's specialty?
- Mary Johnstone is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Mary Johnstone located?
- Mary Johnstone's practice location on file with NPPES is 1550 N Milford Rd, Milford, MI 48381-1058.
- What is Mary Johnstone's phone number?
- The practice phone number listed in the NPPES registry for Mary Johnstone is (248) 840-0660.
- Is Mary Johnstone's NPI active?
- Yes — Mary Johnstone's NPI (1497135016) is active in the NPPES registry as of the last update on 2015-06-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.