Irene C. Chang, DDS
- Part D claims, 2024
- 68
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2009
- Practice address
- 100 E Valencia Mesa Dr, Fullerton, CA 92835
- Practice phone
- Call (714) 738-4282
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mesa Surgicenter
Fullerton, California
Find Irene 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.
Irene C. Chang is an endodontist in Fullerton, California
Irene Chang practices at Mesa Surgicenter in Fullerton, California.
Irene Chang's NPI, 1326273343, was assigned on May 19, 2009. Irene Chang holds California license 38815.
- NPI
- 1326273343NPI Registry (opens in a new tab)
- NPI enumeration date
- May 19, 2009
- NPI status
- Active
- Practice phone
- (714) 738-4282
- 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 Practice Data
Irene C. Chang practices at Mesa Surgicenter in Fullerton, California
Irene Chang's primary practice is Mesa Surgicenter, at 100 E Valencia Mesa Dr, Fullerton, CA 92835 in Orange County. The practice phone is (714) 738-4282.
- Mesa Surgicenter100 E Valencia Mesa Dr, Fullerton, CA 92835 · Orange CountyPhone(714) 738-4282
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Irene C. Chang is affiliated with 2 sites of care
Irene Chang's primary practice is Mesa Surgicenter in Fullerton, California. Dmand AI also links Irene Chang to 1 physician office, 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 Irene C. Chang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Irene Chang practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mesa Surgicenter | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Irene C. Chang is one of 404 endodontists in California
Endodontics is Irene Chang's primary specialty in the NPI Registry, under taxonomy code 1223E0200X. Irene Chang is licensed in California.
Specialties and state licenses
- Endodontist, CaliforniaPrimary
Endodontists near Irene Chang
Counts of endodontists 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
Irene C. Chang's patients have a median age of 54
Across all payers, Dmand AI patient panel data puts Irene Chang's median patient age at 54, with 25% women.
Irene 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 54
Patient panel by sex, all payers
- Women25%
- Men75%
Source: Dmand AI Patient Panel Data
Irene C. Chang wrote 68 Medicare Part D claims in 2024
In 2024, Irene Chang wrote 68 Medicare Part D claims for 53 patients. 100% of them were for generic drugs.
Drug classes CMS tracks in Irene Chang's Part D claims, 2024
- Antibiotics97%66 of 68 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sources for Irene C. 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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider (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 Irene C. 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 Irene C. Chang's NPI number?
Irene C. Chang's NPI number is 1326273343. It was assigned on May 19, 2009, and it is active in the NPI Registry.
What does Irene C. Chang specialize in?
Irene C. Chang is an endodontist in Fullerton, California. The primary specialty in the NPI Registry is Endodontist (taxonomy code 1223E0200X).
Where does Irene C. Chang practice?
Irene Chang practices at 100 E Valencia Mesa Dr, Fullerton, CA 92835. Irene Chang's primary practice is Mesa Surgicenter in Fullerton, California. Dmand AI also links Irene Chang to 1 physician office.
What is Irene C. Chang's office phone number?
The practice phone on file for Irene Chang is (714) 738-4282.
What is Irene C. Chang's medical license number?
Irene Chang holds California license 38815.
How long has Irene C. Chang been practicing?
Irene Chang's NPI was assigned in 2009.
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