Jason Ong, PH.D.
NPI 1528260940 · Clinical Psychologist · Chicago, IL
Jason Ong, PH.D. is a Clinical Psychologist provider in Chicago, IL (NPI 1528260940).
Provider details
- NPI number
- 1528260940
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- PSY 21461 (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
19 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
- 2007-06-05
- Last updated
- 2008-05-21
Frequently asked questions
- What is Jason Ong's NPI number?
- Jason Ong's National Provider Identifier (NPI) is 1528260940, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jason Ong's specialty?
- Jason Ong is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Jason Ong located?
- Jason Ong's practice location on file with NPPES is 1653 W Congress Pkwy, Chicago, IL 60612-3833.
- What is Jason Ong's phone number?
- The practice phone number listed in the NPPES registry for Jason Ong is (312) 942-5440.
- Is Jason Ong's NPI active?
- Yes — Jason Ong's NPI (1528260940) is active in the NPPES registry as of the last update on 2008-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.