Stanley Chang
- Hospital affiliations
- 3
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2025
- Practice address
- 15107 Vanowen St, Vannuys, CA 91405
- Practice phone
- Call (818) 782-6600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Stanley Chang'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.
Stanley Chang is an occupational therapist in Vannuys, California
Stanley Chang practices at Valley Presbyterian Hospital in Vannuys, California, part of Valley Presbyterian Hospital.
Stanley Chang's NPI, 1013878560, was assigned on November 22, 2025.
- NPI
- 1013878560NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9032678826
- NPI enumeration date
- November 22, 2025
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (818) 782-6600
- 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)
Stanley Chang practices at Valley Presbyterian Hospital in Vannuys, California
Stanley Chang's primary practice is Valley Presbyterian Hospital, at 15107 Vanowen St, Vannuys, CA 91405 in Los Angeles County. The practice phone is (818) 782-6600.
- Valley Presbyterian Hospital15107 Vanowen St, Vannuys, CA 91405 · Los Angeles CountyPhone(818) 782-6600
Source: Dmand AI Affiliation Data
Stanley Chang is affiliated with 4 sites of care and 1 medical group
Stanley Chang's primary practice is Valley Presbyterian Hospital in Vannuys, California, part of Valley Presbyterian Hospital. The medical group on file is ProFizix Physical Therapy and Wellness. Dmand AI also links Stanley Chang to 2 more hospitals and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Stanley Chang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Stanley Chang practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Valley Presbyterian Hospital | Available with a free account |
| +3 more affiliated sites | 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 Valley Presbyterian Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Stanley Chang is one of 1,655 occupational therapists in California
Occupational therapist is Stanley Chang's primary specialty in the NPI Registry, under taxonomy code 225X00000X.
Specialties and state licenses
- Occupational therapistPrimary
Occupational therapists near Stanley Chang
Counts of occupational therapists 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
Stanley Chang's patients have a median age of 57
Across all payers, Dmand AI patient panel data puts Stanley Chang's median patient age at 57, with 86% women.
Stanley Chang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women86%
- Men14%
Source: Dmand AI Patient Panel Data
How Stanley Chang takes part in Medicare
Stanley Chang accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Sources for Stanley Chang'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 |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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 Stanley Chang
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Stanley Chang's NPI number?
Stanley Chang's NPI number is 1013878560. It was assigned on November 22, 2025, and it is active in the NPI Registry.
What does Stanley Chang specialize in?
Stanley Chang is an occupational therapist in Vannuys, California. The primary specialty in the NPI Registry is Occupational Therapist (taxonomy code 225X00000X).
Where does Stanley Chang practice?
Stanley Chang practices at 15107 Vanowen St, Vannuys, CA 91405. Stanley Chang's primary practice is Valley Presbyterian Hospital in Vannuys, California, part of Valley Presbyterian Hospital. Dmand AI also links Stanley Chang to 2 hospitals and 1 group practice or clinic.
What is Stanley Chang's office phone number?
The practice phone on file for Stanley Chang is (818) 782-6600.
Which hospitals is Stanley Chang affiliated with?
Stanley Chang practices at Valley Presbyterian Hospital in Vannuys, California. Dmand AI links Stanley Chang to 2 more hospitals.
What medical group is Stanley Chang part of?
Stanley Chang is linked to ProFizix Physical Therapy and Wellness.
Does Stanley Chang accept Medicare?
Yes. CMS lists Stanley Chang as accepting Medicare assignment.
How long has Stanley Chang been practicing?
Stanley Chang's NPI was assigned in 2025.
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