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Greg Johnson, PHD
NPI 1073886248 · Psychologist · Adrian, MI
Greg Johnson, PHD is a Psychologist provider in Adrian, MI (NPI 1073886248).
Provider details
- NPI number
- 1073886248
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 6301012855 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(80/100 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
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
142 E Maumee St
Adrian, MI 49221-2735
Phone: (517) 263-5810
Street-level locationGet directions
Mailing address
12024 E Pleasant Lake Rd
Manchester, MI 48158-8503
Registry dates
- Enumerated
- 2012-02-17
- Last updated
- 2012-02-17
Frequently asked questions
- What is Greg Johnson's NPI number?
- Greg Johnson's National Provider Identifier (NPI) is 1073886248, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Greg Johnson's specialty?
- Greg Johnson is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Greg Johnson located?
- Greg Johnson's practice location on file with NPPES is 142 E Maumee St, Adrian, MI 49221-2735.
- What is Greg Johnson's phone number?
- The practice phone number listed in the NPPES registry for Greg Johnson is (517) 263-5810.
- Is Greg Johnson's NPI active?
- Yes — Greg Johnson's NPI (1073886248) is active in the NPPES registry as of the last update on 2012-02-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.