Chea-Yo Chang, OD
- Affiliated sites
- 1
- Medical group
- 1
- State licenses
- 2
- Year NPI issued
- 2007
- Practice address
- 7373 West Ln, Stockton, CA 95210
- Practice phone
- Call (209) 476-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Permanente Medical Group Inc
Stockton, California
Find Chea-Yo 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.
Chea-Yo Chang is an optometrist in Stockton, California
Chea-Yo Chang practices at Permanente Medical Group Inc in Stockton, California.
Chea-Yo Chang's NPI, 1811192289, was assigned on June 18, 2007. Chea-Yo Chang graduated from University of California - School of Optometry in 2006. Chea-Yo Chang holds California license OPT 13626.
- NPI
- 1811192289NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1557443587
- NPI enumeration date
- June 18, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (209) 476-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Chea-Yo Chang practices at Permanente Medical Group Inc in Stockton, California
Chea-Yo Chang's primary practice is Permanente Medical Group Inc, at 7373 West Ln, Stockton, CA 95210 in San Joaquin County. The practice phone is (209) 476-2000.
- Permanente Medical Group Inc7373 West Ln, Stockton, CA 95210 · San Joaquin CountyPhone(209) 476-2000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Chea-Yo Chang is affiliated with 2 sites of care and 1 medical group
Chea-Yo Chang's primary practice is Permanente Medical Group Inc in Stockton, California. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Chea-Yo Chang to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Chea-Yo Chang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Chea-Yo Chang practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Permanente Medical Group Inc | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Chea-Yo Chang is one of 7,206 optometrists in California
Optometrist is Chea-Yo Chang's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Dmand AI has Chea-Yo Chang's licenses on file in 2 states: California and Idaho.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
- Idaho license
Optometrists near Chea-Yo Chang
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
Chea-Yo Chang's patients have a median age of 44
Across all payers, Dmand AI patient panel data puts Chea-Yo Chang's median patient age at 44, with 66% women.
Chea-Yo 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 44
Patient panel by sex, all payers
- Women66%
- Men34%
Source: Dmand AI Patient Panel Data
How Chea-Yo Chang takes part in Medicare
Chea-Yo 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)
Chea-Yo Chang graduated from University of California - School of Optometry
Chea-Yo Chang graduated from University of California - School of Optometry in 2006.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Chea-Yo 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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| Training, board certification and memberships | Dmand AI Professional Profile 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 Chea-Yo 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 Chea-Yo Chang's NPI number?
Chea-Yo Chang's NPI number is 1811192289. It was assigned on June 18, 2007, and it is active in the NPI Registry.
What does Chea-Yo Chang specialize in?
Chea-Yo Chang is an optometrist in Stockton, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Chea-Yo Chang practice?
Chea-Yo Chang practices at 7373 West Ln, Stockton, CA 95210. Chea-Yo Chang's primary practice is Permanente Medical Group Inc in Stockton, California. Dmand AI also links Chea-Yo Chang to 1 group practice or clinic.
What is Chea-Yo Chang's office phone number?
The practice phone on file for Chea-Yo Chang is (209) 476-2000.
What is Chea-Yo Chang's medical license number?
Chea-Yo Chang holds California license OPT 13626, one of the licenses on file in 2 states.
Which states has Chea-Yo Chang been licensed in?
Dmand AI has state licenses on file for Chea-Yo Chang in California and Idaho.
What medical group is Chea-Yo Chang part of?
Chea-Yo Chang is linked to The Permanente Medical Group, Inc.
Does Chea-Yo Chang accept Medicare?
Yes. CMS lists Chea-Yo Chang as accepting Medicare assignment.
Where did Chea-Yo Chang go to medical school?
Chea-Yo Chang graduated from University of California - School of Optometry in 2006.
How long has Chea-Yo Chang been practicing?
Chea-Yo Chang graduated from medical school in 2006, 20 years ago.
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