Donald Maddox
NPI 1871842385 · Addiction (Substance Use Disorder) Counselor · Riverside, CA
Donald Maddox is a Addiction (Substance Use Disorder) Counselor provider in Riverside, CA (NPI 1871842385).
Provider details
- NPI number
- 1871842385
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- C3341214 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- Riverside Day Reporting Center1020 Iowa Ave Ste BRiverside, CA 92507-2105Phone: (951) 358-4493
Registry dates
- Enumerated
- 2012-08-30
- Last updated
- 2024-04-11
- Certified
- 2024-04-11
Frequently asked questions
- What is Donald Maddox's NPI number?
- Donald Maddox's National Provider Identifier (NPI) is 1871842385, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donald Maddox's specialty?
- Donald Maddox is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Donald Maddox located?
- Donald Maddox's practice location on file with NPPES is 1020 Iowa Ave Ste B, Riverside, CA 92507-2105.
- What is Donald Maddox's phone number?
- The practice phone number listed in the NPPES registry for Donald Maddox is (951) 358-4493.
- Is Donald Maddox's NPI active?
- Yes — Donald Maddox's NPI (1871842385) is active in the NPPES registry as of the last update on 2024-04-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.