Timothy Kc Yen, PsyD
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2012
- Practice address
- 1450 Treat Blvd, Walnut Creek, CA 94597
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
John Muir Medical Center - Walnut C - Imaging - HOPD
Acute Care Hospital outpatient department · Walnut Creek, California
Find Timothy Yen'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.
Timothy Kc Yen is a clinical psychologist in Walnut Creek, California
Timothy Yen practices at John Muir Medical Center - Walnut C - Imaging - HOPD in Walnut Creek, California.
Timothy Yen's NPI, 1811244825, was assigned on August 8, 2012. Timothy Yen holds California license 27745.
- NPI
- 1811244825NPI Registry (opens in a new tab)
- NPI enumeration date
- August 8, 2012
- NPI status
- Active
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Timothy Kc Yen practices at John Muir Medical Center - Walnut C - Imaging - HOPD in Walnut Creek, California
Timothy Yen's primary practice is John Muir Medical Center - Walnut C - Imaging - HOPD, at 1450 Treat Blvd, Walnut Creek, CA 94597.
- John Muir Medical Center - Walnut C - Imaging - HOPD1450 Treat Blvd, Walnut Creek, CA 94597
Source: Dmand AI Affiliation Data
Timothy Kc Yen is affiliated with 1 site of care
Timothy Yen's primary practice is John Muir Medical Center - Walnut C - Imaging - HOPD in Walnut Creek, California.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Timothy Kc Yen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Timothy Yen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| John Muir Medical Center - Walnut C - Imaging - HOPD | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Timothy Kc Yen is one of 3,615 clinical psychologists in California
Clinical is Timothy Yen's primary specialty in the NPI Registry, under taxonomy code 103TC0700X. Timothy Yen is licensed in California.
Specialties and state licenses
- Clinical psychologist, CaliforniaPrimary
Clinical psychologists near Timothy Yen
Counts of clinical psychologists 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
Timothy Kc Yen's patients have a median age of 19
Across all payers, Dmand AI patient panel data puts Timothy Yen's median patient age at 19, with 25% women.
Timothy Yen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 19
Patient panel by sex, all payers
- Women25%
- Men75%
Source: Dmand AI Patient Panel Data
Sources for Timothy Kc Yen'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 Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| 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 Timothy Kc Yen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Timothy Kc Yen's NPI number?
Timothy Kc Yen's NPI number is 1811244825. It was assigned on August 8, 2012, and it is active in the NPI Registry.
What does Timothy Kc Yen specialize in?
Timothy Kc Yen is a clinical psychologist in Walnut Creek, California. The primary specialty in the NPI Registry is Clinical Psychologist (taxonomy code 103TC0700X).
Where does Timothy Kc Yen practice?
Timothy Yen practices at 1450 Treat Blvd, Walnut Creek, CA 94597. Timothy Yen's primary practice is John Muir Medical Center - Walnut C - Imaging - HOPD in Walnut Creek, California.
What is Timothy Kc Yen's medical license number?
Timothy Yen holds California license 27745.
How long has Timothy Kc Yen been practicing?
Timothy Yen's NPI was assigned in 2012.
Selling to clinical practices?
See clinical psychologists in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card