Randall Ray Masterson
NPI 1659550879 · Clinical Psychologist · Olney, IL
Randall Ray Masterson is a Clinical Psychologist organization in Olney, IL (NPI 1659550879).
Provider details
- NPI number
- 1659550879
- Entity type
- Organization
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Randall Masterson, Associate(618) 392-2725
- License
- 969847 (IL)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
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
Mailing address
Other names (DBA / former)
- Doing business as
- Associated Psychologists
Registry dates
- Enumerated
- 2007-10-24
- Last updated
- 2012-02-23
Frequently asked questions
- What is Randall Ray Masterson's NPI number?
- Randall Ray Masterson's National Provider Identifier (NPI) is 1659550879, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Randall Ray Masterson?
- Randall Ray Masterson is classified in the NPPES registry as Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Randall Ray Masterson located?
- Randall Ray Masterson's practice location on file with NPPES is 302 S Kitchell Ave, Olney, IL 62450-1500.
- What is Randall Ray Masterson's phone number?
- The practice phone number listed in the NPPES registry for Randall Ray Masterson is (618) 392-2725.
- Who is the authorized official for Randall Ray Masterson?
- The authorized official listed on Randall Ray Masterson's NPPES record is Randall Masterson, Associate. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Randall Ray Masterson's NPI active?
- Yes — Randall Ray Masterson's NPI (1659550879) is active in the NPPES registry as of the last update on 2012-02-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.