Robert B. Sun, OD
- Industry payments
- $267
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2012
- Practice address
- 3111 W Chandler Blvd, Chandler, AZ 85226
- Practice phone
- Call (480) 782-9658
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Visionworks
Chandler, Arizona
Find Robert Sun'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.
Robert B. Sun is an optometrist in Chandler, Arizona
Robert Sun practices at Visionworks in Chandler, Arizona.
Robert Sun's NPI, 1801159801, was assigned on June 25, 2012. Robert Sun holds Arizona license 1858.
- NPI
- 1801159801NPI Registry (opens in a new tab)
- NPI enumeration date
- June 25, 2012
- NPI status
- Active
- Practice phone
- (480) 782-9658
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Robert B. Sun practices at Visionworks in Chandler, Arizona
Robert Sun's primary practice is Visionworks, at 3111 W Chandler Blvd, Chandler, AZ 85226 in Maricopa County. The practice phone is (480) 782-9658.
- Visionworks3111 W Chandler Blvd, Chandler, AZ 85226 · Maricopa CountyPhone(480) 782-9658
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Robert B. Sun is affiliated with 2 sites of care and 1 medical group
Robert Sun's primary practice is Visionworks in Chandler, Arizona. Dmand AI also links Robert Sun to 1 group practice or clinic 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 Robert B. Sun's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Robert Sun practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Visionworks | 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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Robert B. Sun is one of 958 optometrists in Arizona
Optometrist is Robert Sun's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Robert Sun is licensed in Arizona.
Specialties and state licenses
- Optometrist, ArizonaPrimary
Optometrists near Robert Sun
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
Robert B. Sun's patients have a median age of 48
Across all payers, Dmand AI patient panel data puts Robert Sun's median patient age at 48, with 58% women.
Robert Sun's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 48
Patient panel by sex, all payers
- Women58%
- Men40%
Source: Dmand AI Patient Panel Data
Robert B. Sun received $267 in industry payments in 2025
CMS Open Payments shows 6 general payments to Robert Sun from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $187.
Companies that paid Robert Sun 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 Robert B. Sun'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 |
| 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 Robert B. Sun
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Robert B. Sun's NPI number?
Robert B. Sun's NPI number is 1801159801. It was assigned on June 25, 2012, and it is active in the NPI Registry.
What does Robert B. Sun specialize in?
Robert B. Sun is an optometrist in Chandler, Arizona. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Robert B. Sun practice?
Robert Sun practices at 3111 W Chandler Blvd, Chandler, AZ 85226. Robert Sun's primary practice is Visionworks in Chandler, Arizona. Dmand AI also links Robert Sun to 1 group practice or clinic and 1 medical group.
What is Robert B. Sun's office phone number?
The practice phone on file for Robert Sun is (480) 782-9658.
What is Robert B. Sun's medical license number?
Robert Sun holds Arizona license 1858.
Has Robert B. Sun received payments from drug or device companies?
CMS Open Payments shows $267 in general payments to Robert Sun from 2 companies from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Robert B. Sun been practicing?
Robert Sun's NPI was assigned in 2012.
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