Charles Alan Jansen, OD
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 4000 Tyler St., Riverside, CA 92503
- Practice phone
- Call (951) 687-7100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Charles A Jansen
Eye care practice · Riverside, California
Find Charles Jansen's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Charles Alan Jansen is an optometrist in Riverside, California
Charles Jansen practices at Charles A Jansen in Riverside, California.
Charles Jansen's NPI, 1588778971, was assigned on August 19, 2006. Charles Jansen holds California license 8158.
- NPI
- 1588778971NPI Registry (opens in a new tab)
- NPI enumeration date
- August 19, 2006
- NPI status
- Active
- Practice phone
- (951) 687-7100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Charles Alan Jansen practices at Charles A Jansen in Riverside, California
Charles Jansen's primary practice is Charles A Jansen, at 4000 Tyler St., Riverside, CA 92503. The practice phone is (951) 687-7100.
- Charles A Jansen4000 Tyler St., Riverside, CA 92503Phone(951) 687-7100
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Charles Alan Jansen is affiliated with 1 site of care and 1 medical group
Charles Jansen's primary practice is Charles A Jansen in Riverside, California. Dmand AI also links Charles Jansen to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Charles Alan Jansen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Charles Jansen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Charles A Jansen | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Charles Alan Jansen is one of 7,206 optometrists in California
Optometrist is Charles Jansen's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Charles Jansen is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Charles Jansen
Counts of optometrists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Charles Alan Jansen's patients have a median age of 72
Across all payers, Dmand AI patient panel data puts Charles Jansen's median patient age at 72, with 67% women.
Charles Jansen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women67%
- Men33%
Source: Dmand AI Patient Panel Data
Sources for Charles Alan Jansen's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Charles Alan Jansen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Charles Alan Jansen's NPI number?
Charles Alan Jansen's NPI number is 1588778971. It was assigned on August 19, 2006, and it is active in the NPI Registry.
What does Charles Alan Jansen specialize in?
Charles Alan Jansen is an optometrist in Riverside, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Charles Alan Jansen practice?
Charles Jansen practices at 4000 Tyler St., Riverside, CA 92503. Charles Jansen's primary practice is Charles A Jansen in Riverside, California. Dmand AI also links Charles Jansen to 1 medical group.
What is Charles Alan Jansen's office phone number?
The practice phone on file for Charles Jansen is (951) 687-7100.
What is Charles Alan Jansen's medical license number?
Charles Jansen holds California license 8158.
How long has Charles Alan Jansen been practicing?
Charles Jansen's NPI was assigned in 2006.
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