Charles Ang, OD
- Industry payments
- $499
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2024
- Practice address
- 596 E El Camino Real Suite 2 Suite 2, Sunnyvale, CA 94087-8129
- Practice phone
- Call (408) 245-6212
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Sunnyvale Optometry
Eye care practice · Sunnyvale, California
Find Charles Ang'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.
Charles Ang is an optometrist in Sunnyvale, California
Charles Ang practices at Sunnyvale Optometry in Sunnyvale, California.
Charles Ang's NPI, 1205677275, was assigned on June 4, 2024. Charles Ang graduated from University of California - School of Optometry in 2024. Charles Ang holds California license 35738.
- NPI
- 1205677275NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3274076922
- NPI enumeration date
- June 4, 2024
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (408) 245-6212
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 28
- Medical school graduation
- 2024
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Charles Ang practices at Sunnyvale Optometry in Sunnyvale, California
Charles Ang's primary practice is Sunnyvale Optometry, at 596 E El Camino Real Suite 2 Suite 2, Sunnyvale, CA 94087-8129. The practice phone is (408) 245-6212.
- Sunnyvale Optometry596 E El Camino Real Suite 2 Suite 2, Sunnyvale, CA 94087-8129Phone(408) 245-6212
Source: Dmand AI Affiliation Data
Charles Ang is affiliated with 1 site of care and 1 medical group
Charles Ang's primary practice is Sunnyvale Optometry in Sunnyvale, California. Dmand AI also links Charles Ang to 1 medical group, named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Charles Ang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Charles Ang practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sunnyvale Optometry | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Charles Ang is one of 7,206 optometrists in California
Optometrist is Charles Ang's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Charles Ang is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Charles Ang
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
Charles Ang's patients have a median age of 56
Across all payers, Dmand AI patient panel data puts Charles Ang's median patient age at 56, with 51% women.
Charles Ang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women51%
- Men49%
Source: Dmand AI Patient Panel Data
How Charles Ang takes part in Medicare
Charles Ang 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)
Charles Ang received $499 in industry payments in 2025
CMS Open Payments shows 7 general payments to Charles Ang from 4 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Glaukos Corporation paid the most, $182.
Companies that paid Charles Ang the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Charles Ang graduated from University of California - School of Optometry
Charles Ang graduated from University of California - School of Optometry in 2024.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Charles Ang'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 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) |
| 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 Charles Ang
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Charles Ang's NPI number?
Charles Ang's NPI number is 1205677275. It was assigned on June 4, 2024, and it is active in the NPI Registry.
What does Charles Ang specialize in?
Charles Ang is an optometrist in Sunnyvale, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Charles Ang practice?
Charles Ang practices at 596 E El Camino Real Suite 2 Suite 2, Sunnyvale, CA 94087-8129. Charles Ang's primary practice is Sunnyvale Optometry in Sunnyvale, California. Dmand AI also links Charles Ang to 1 medical group.
What is Charles Ang's office phone number?
The practice phone on file for Charles Ang is (408) 245-6212.
What is Charles Ang's medical license number?
Charles Ang holds California license 35738.
Does Charles Ang accept Medicare?
Yes. CMS lists Charles Ang as accepting Medicare assignment.
Where did Charles Ang go to medical school?
Charles Ang graduated from University of California - School of Optometry in 2024.
Has Charles Ang received payments from drug or device companies?
CMS Open Payments shows $499 in general payments to Charles Ang from 4 companies from 2025 to 2025. The largest total came from Glaukos Corporation.
How long has Charles Ang been practicing?
Charles Ang graduated from medical school in 2024, 2 years ago.
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