David John Au, OD
- Medicare patients, 2024
- 17
- Part D claims, 2024
- 12
- Industry payments
- $251
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 951 Market St, Fort Mill, SC 29708
- Practice phone
- Call (803) 328-8255
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Integrity Behavioral Health
Fort Mill, South Carolina
Find David Au'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.
David John Au is an optometrist in Fort Mill, South Carolina
David Au practices at Integrity Behavioral Health in Fort Mill, South Carolina.
David Au's NPI, 1477954238, was assigned on September 11, 2014. David Au graduated from Illinois College of Optometry at Chicago in 2014. David Au holds North Carolina license 2374.
- NPI
- 1477954238NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5294044657
- NPI enumeration date
- September 11, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (803) 328-8255
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
David John Au practices at Integrity Behavioral Health in Fort Mill, South Carolina
David Au's primary practice is Integrity Behavioral Health, at 951 Market St, Fort Mill, SC 29708 in York County. The practice phone is (803) 328-8255.
- Integrity Behavioral Health951 Market St, Fort Mill, SC 29708 · York CountyPhone(803) 328-8255
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
David John Au is affiliated with 2 sites of care and 1 medical group
David Au's primary practice is Integrity Behavioral Health in Fort Mill, South Carolina. Dmand AI also links David Au to 1 physician office and 1 medical group, each 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 David John Au's practice
Dmand AI tracks the electronic health record (EHR) system at each site where David Au practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Integrity Behavioral Health | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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David John Au is one of 651 optometrists in South Carolina
Optometrist is David Au's primary specialty in the NPI Registry, under taxonomy code 152W00000X. David Au is licensed in North Carolina.
Specialties and state licenses
- Optometrist, North CarolinaPrimary
Optometrists near David Au
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
David John Au treated 17 Medicare patients in 2024, average age 71
CMS counts 17 Medicare patients who saw David Au in 2024. Their average risk score is 0.94, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts David Au's median patient age at 51, with 59% women.
David Au's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 51
Patient panel by sex, all payers
- Women59%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
David John Au wrote 12 Medicare Part D claims in 2024
In 2024, David Au wrote 12 Medicare Part D claims.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How David John Au takes part in Medicare
David Au 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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David John Au received $251 in industry payments in 2025
CMS Open Payments shows 5 general payments to David Au from 4 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $145. It also lists 3 research payments totaling $4,200 in 2025.
Companies that paid David Au the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
David John Au graduated from Illinois College of Optometry at Chicago
David Au graduated from Illinois College of Optometry at Chicago in 2014.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for David John Au'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| 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 David John Au
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is David John Au's NPI number?
David John Au's NPI number is 1477954238. It was assigned on September 11, 2014, and it is active in the NPI Registry.
What does David John Au specialize in?
David John Au is an optometrist in Fort Mill, South Carolina. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does David John Au practice?
David Au practices at 951 Market St, Fort Mill, SC 29708. David Au's primary practice is Integrity Behavioral Health in Fort Mill, South Carolina. Dmand AI also links David Au to 1 physician office and 1 medical group.
What is David John Au's office phone number?
The practice phone on file for David Au is (803) 328-8255.
What is David John Au's medical license number?
David Au holds North Carolina license 2374.
Does David John Au accept Medicare?
Yes. CMS lists David Au as accepting Medicare assignment.
How many Medicare patients does David John Au see?
CMS counts 17 Medicare patients who saw David Au in 2024, with an average age of 71.
Where did David John Au go to medical school?
David Au graduated from Illinois College of Optometry at Chicago in 2014.
Has David John Au received payments from drug or device companies?
CMS Open Payments shows $251 in general payments to David Au from 4 companies from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has David John Au been practicing?
David Au graduated from medical school in 2014, 12 years ago.
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