Katie Duffin
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2008
- Practice address
- 1227 East Los Angeles Avenue, Simi Valley, CA 93065
- Practice phone
- Call (999) 999-1234
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Sierra Vista Family Medical Clinic
FQHC - Main Site · Simi Valley, California
Find Katie Duffin'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.
Katie Duffin is a social worker in Simi Valley, California
Katie Duffin practices at Sierra Vista Family Medical Clinic in Simi Valley, California.
Katie Duffin's NPI, 1962673178, was assigned on March 14, 2008.
- NPI
- 1962673178NPI Registry (opens in a new tab)
- NPI enumeration date
- March 14, 2008
- NPI status
- Active
- Practice phone
- (999) 999-1234
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Katie Duffin practices at Sierra Vista Family Medical Clinic in Simi Valley, California
Katie Duffin's primary practice is Sierra Vista Family Medical Clinic, at 1227 East Los Angeles Avenue, Simi Valley, CA 93065 in Ventura County. The practice phone is (999) 999-1234.
- Sierra Vista Family Medical Clinic1227 East Los Angeles Avenue, Simi Valley, CA 93065 · Ventura CountyPhone(999) 999-1234
Source: Dmand AI Affiliation Data
Katie Duffin is affiliated with 1 site of care and 1 medical group
Katie Duffin's primary practice is Sierra Vista Family Medical Clinic in Simi Valley, California. The medical group on file is Ventura County Medical Center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Katie Duffin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Katie Duffin practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sierra Vista Family Medical Clinic | Available with a free account |
Source: Dmand AI Technology Install Data
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Katie Duffin is one of 1,264 social workers in California
Social worker is Katie Duffin's primary specialty in the NPI Registry, under taxonomy code 104100000X.
Specialties and state licenses
- Social workerPrimary
Social workers near Katie Duffin
Counts of social workers 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
Katie Duffin's patients have a median age of 69
Across all payers, Dmand AI patient panel data puts Katie Duffin's median patient age at 69, with 67% women.
Katie Duffin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women67%
- Men33%
Source: Dmand AI Patient Panel Data
Sources for Katie Duffin'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 DataDmand AI Org Hierarchy 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 Katie Duffin
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Katie Duffin's NPI number?
Katie Duffin's NPI number is 1962673178. It was assigned on March 14, 2008, and it is active in the NPI Registry.
What does Katie Duffin specialize in?
Katie Duffin is a social worker in Simi Valley, California. The primary specialty in the NPI Registry is Social Worker (taxonomy code 104100000X).
Where does Katie Duffin practice?
Katie Duffin practices at 1227 East Los Angeles Avenue, Simi Valley, CA 93065. Katie Duffin's primary practice is Sierra Vista Family Medical Clinic in Simi Valley, California.
What is Katie Duffin's office phone number?
The practice phone on file for Katie Duffin is (999) 999-1234.
What medical group is Katie Duffin part of?
Katie Duffin is linked to Ventura County Medical Center.
How long has Katie Duffin been practicing?
Katie Duffin's NPI was assigned in 2008.
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