Ilse Aerts
NPI 1174975155 · Marriage & Family Therapist · Ontario, CA
Enrolled with Medicare as Practitioner - Marriage and Family Therapist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ilse Aerts is a Marriage & Family Therapist provider in Ontario, CA (NPI 1174975155).
Provider details
- NPI number
- 1174975155
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 6135 (CA)
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
9 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
- 2016-07-01
- Last updated
- 2025-02-26
- Certified
- 2025-02-26
Frequently asked questions
- What is Ilse Aerts's NPI number?
- Ilse Aerts's National Provider Identifier (NPI) is 1174975155, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ilse Aerts's specialty?
- Ilse Aerts is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Ilse Aerts located?
- Ilse Aerts's practice location on file with NPPES is 3633 Inland Empire Blvd Ste 777, Ontario, CA 91764-7974.
- What is Ilse Aerts's phone number?
- The practice phone number listed in the NPPES registry for Ilse Aerts is (909) 295-5805.
- Does Ilse Aerts accept Medicare?
- Ilse Aerts is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ilse Aerts's NPI active?
- Yes — Ilse Aerts's NPI (1174975155) is active in the NPPES registry as of the last update on 2025-02-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.