Darlynn Chaicha Chang, PA-C
- Part D claims, 2024
- 114
- Hospital affiliations
- 1
- Industry payments
- $17
- Medical groups
- 2
- State license
- 1
- Practice address
- 901 West Ben White Blvd, Austin, TX 78704
- Practice phone
- Call (512) 448-7107
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Darlynn 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.
Darlynn Chaicha Chang is a physician assistant in Austin, Texas
Darlynn Chang practices at St. David's South Austin Medical Center in Austin, Texas, part of HCA Healthcare.
Darlynn Chang's NPI, 1104971043, was assigned on January 23, 2007. Darlynn Chang holds Texas license PA04336.
- NPI
- 1104971043NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7810070190
- NPI enumeration date
- January 23, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (512) 448-7107
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Darlynn Chaicha Chang practices at St. David's South Austin Medical Center in Austin, Texas
Darlynn Chang's primary practice is St. David's South Austin Medical Center, at 901 West Ben White Blvd, Austin, TX 78704 in Travis County. The practice phone is (512) 448-7107.
- St. David's South Austin Medical Center901 West Ben White Blvd, Austin, TX 78704 · Travis CountyPhone(512) 448-7107
Source: Dmand AI Affiliation Data
Darlynn Chaicha Chang is affiliated with 3 sites of care and 2 medical groups
Darlynn Chang's primary practice is St. David's South Austin Medical Center in Austin, Texas, part of HCA Healthcare. The medical group on file is IndieMD Network LLC. Dmand AI also links Darlynn Chang to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Darlynn Chaicha Chang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Darlynn Chang practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. David's South Austin Medical Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Darlynn Chaicha Chang is one of 8,663 physician assistants in Texas
Physician assistant is Darlynn Chang's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Darlynn Chang is licensed in Texas.
Specialties and state licenses
- Physician assistant, TexasPrimary
Physician assistants near Darlynn Chang
Counts of physician assistants 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
Darlynn Chaicha Chang's patients have a median age of 76
Across all payers, Dmand AI patient panel data puts Darlynn Chang's median patient age at 76, with 49% women.
Darlynn 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 76
Patient panel by sex, all payers
- Women49%
- Men51%
Source: Dmand AI Patient Panel Data
Darlynn Chaicha Chang wrote 114 Medicare Part D claims in 2024
In 2024, Darlynn Chang wrote 114 Medicare Part D claims for 69 patients. 88% of them were for generic drugs.
Darlynn Chang's Part D claims by kind of drug, 2024
- Generic100 claims88%
- Brand-name and other14 claims12%
Drug classes CMS tracks in Darlynn Chang's Part D claims, 2024
- Antibiotics22%25 of 114 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
How Darlynn Chaicha Chang takes part in Medicare
Darlynn 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)
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Darlynn Chaicha Chang received $17 in industry payments in 2025
CMS Open Payments shows 1 general payment to Darlynn Chang from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Solventum Corporation paid the most, $17.
Companies that paid Darlynn Chang the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Darlynn Chaicha 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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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 Darlynn Chaicha Chang
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What is Darlynn Chaicha Chang's NPI number?
Darlynn Chaicha Chang's NPI number is 1104971043. It was assigned on January 23, 2007, and it is active in the NPI Registry.
What does Darlynn Chaicha Chang specialize in?
Darlynn Chaicha Chang is a physician assistant in Austin, Texas. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Darlynn Chaicha Chang practice?
Darlynn Chang practices at 901 West Ben White Blvd, Austin, TX 78704. Darlynn Chang's primary practice is St. David's South Austin Medical Center in Austin, Texas, part of HCA Healthcare. Dmand AI also links Darlynn Chang to 2 group practices and clinics and 1 medical group.
What is Darlynn Chaicha Chang's office phone number?
The practice phone on file for Darlynn Chang is (512) 448-7107.
What is Darlynn Chaicha Chang's medical license number?
Darlynn Chang holds Texas license PA04336.
Which hospitals is Darlynn Chaicha Chang affiliated with?
Darlynn Chang practices at St. David's South Austin Medical Center in Austin, Texas.
What medical group is Darlynn Chaicha Chang part of?
Darlynn Chang is linked to IndieMD Network LLC. Dmand AI links Darlynn Chang to 1 more medical group.
Does Darlynn Chaicha Chang accept Medicare?
Yes. CMS lists Darlynn Chang as accepting Medicare assignment.
Has Darlynn Chaicha Chang received payments from drug or device companies?
CMS Open Payments shows $17 in general payments to Darlynn Chang from 1 company from 2025 to 2025. The largest total came from Solventum Corporation.
How long has Darlynn Chaicha Chang been practicing?
Darlynn Chang graduated from medical school in 2004, 22 years ago.
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