Ronald Villejo, PHD
NPI 1659093805 · Clinical Psychologist · Vernon Hills, IL
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ronald Villejo, PHD is a Clinical Psychologist provider in Vernon Hills, IL (NPI 1659093805).
Provider details
- NPI number
- 1659093805
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 071004849 (IL)
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
3 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
- 2022-09-14
- Last updated
- 2022-09-14
- Certified
- 2022-09-14
Frequently asked questions
- What is Ronald Villejo's NPI number?
- Ronald Villejo's National Provider Identifier (NPI) is 1659093805, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Villejo's specialty?
- Ronald Villejo is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Ronald Villejo located?
- Ronald Villejo's practice location on file with NPPES is 175 E Hawthorn Pkwy, Vernon Hills, IL 60061-1463.
- What is Ronald Villejo's phone number?
- The practice phone number listed in the NPPES registry for Ronald Villejo is (888) 428-7890.
- Does Ronald Villejo accept Medicare?
- Ronald Villejo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ronald Villejo's NPI active?
- Yes — Ronald Villejo's NPI (1659093805) is active in the NPPES registry as of the last update on 2022-09-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.