Delon Isom, PHD
NPI 1962929448 · Counselor · Rialto, CA
Delon Isom, PHD is a Counselor provider in Rialto, CA (NPI 1962929448).
Provider details
- NPI number
- 1962929448
- Entity type
- Individual
- Primary specialty
- CounselorBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Rehabilitation Counselor225C00000X
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2017-08-25
- Last updated
- 2019-03-21
Frequently asked questions
- What is Delon Isom's NPI number?
- Delon Isom's National Provider Identifier (NPI) is 1962929448, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Delon Isom's specialty?
- Delon Isom is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).
- Where is Delon Isom located?
- Delon Isom's practice location on file with NPPES is 689 N Beechwood Ave, Rialto, CA 92376-4703.
- What is Delon Isom's phone number?
- The practice phone number listed in the NPPES registry for Delon Isom is (909) 990-5438.
- Is Delon Isom's NPI active?
- Yes — Delon Isom's NPI (1962929448) is active in the NPPES registry as of the last update on 2019-03-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.