OrganizationActive
Charles a Jansen, OD, Inc
NPI 1336342237 · Optometrist · Riverside, CA
Charles a Jansen, OD, Inc is a Optometrist organization in Riverside, CA (NPI 1336342237).
Provider details
- NPI number
- 1336342237
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Charles Jansen, Dr Owner(951) 678-7100
- License
- 8158T (CA)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(89/100 index)
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
4000 Tyler St.
Riverside, CA 92503
Phone: (951) 687-7100
Fax: (951) 687-1663
Street-level locationGet directions
Mailing address
4000 Tyler St.
Riverside, CA 92503
Registry dates
- Enumerated
- 2007-06-07
- Last updated
- 2015-09-09
Frequently asked questions
- What is Charles a Jansen, OD, Inc's NPI number?
- Charles a Jansen, OD, Inc's National Provider Identifier (NPI) is 1336342237, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Charles a Jansen, OD, Inc?
- Charles a Jansen, OD, Inc is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Charles a Jansen, OD, Inc located?
- Charles a Jansen, OD, Inc's practice location on file with NPPES is 4000 Tyler St., Riverside, CA 92503.
- What is Charles a Jansen, OD, Inc's phone number?
- The practice phone number listed in the NPPES registry for Charles a Jansen, OD, Inc is (951) 687-7100.
- Who is the authorized official for Charles a Jansen, OD, Inc?
- The authorized official listed on Charles a Jansen, OD, Inc's NPPES record is Charles Jansen, Dr Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Charles a Jansen, OD, Inc's NPI active?
- Yes — Charles a Jansen, OD, Inc's NPI (1336342237) is active in the NPPES registry as of the last update on 2015-09-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.