Jan Maddox, M.D.
NPI 1699770974 · Interventional Pain Medicine Physician · Riverside, CA
Jan Maddox, M.D. is a Interventional Pain Medicine Physician provider in Riverside, CA (NPI 1699770974).
Provider details
- NPI number
- 1699770974
- Entity type
- Individual
- Primary specialty
- Interventional Pain Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A26683 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 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
- 2005-06-14
- Last updated
- 2007-11-19
Frequently asked questions
- What is Jan Maddox's NPI number?
- Jan Maddox's National Provider Identifier (NPI) is 1699770974, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jan Maddox's specialty?
- Jan Maddox is listed in the NPPES registry with a primary specialty of Interventional Pain Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jan Maddox located?
- Jan Maddox's practice location on file with NPPES is 4500 Brockton Ave, Riverside, CA 92501-4028.
- What is Jan Maddox's phone number?
- The practice phone number listed in the NPPES registry for Jan Maddox is (951) 715-3963.
- Is Jan Maddox's NPI active?
- Yes — Jan Maddox's NPI (1699770974) is active in the NPPES registry as of the last update on 2007-11-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.