Kathy Mao, OD
- Medicare patients, 2024
- 19
- Part D claims, 2024
- 221
- Industry payments
- $50
- Affiliated sites
- 2
- Medical group
- 1
- Practice address
- 1206 East 17th St, Suite 101, Santa Ana, CA 92701
- Practice phone
- Call (714) 835-3500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Serve the People
FQHC - Main Site · Santa Ana, California
Find Kathy Mao'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.
Kathy Mao is an optometrist in Santa Ana, California
Kathy Mao practices at Serve the People in Santa Ana, California.
Kathy Mao's NPI, 1053830158, was assigned on September 11, 2017. Kathy Mao holds California license OPT33828-TLG.
- NPI
- 1053830158NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9638430101
- NPI enumeration date
- September 11, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (714) 835-3500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Kathy Mao practices at Serve the People in Santa Ana, California
Kathy Mao's primary practice is Serve the People, at 1206 East 17th St, Suite 101, Santa Ana, CA 92701 in Orange County. The practice phone is (714) 835-3500.
- Serve the People1206 East 17th St, Suite 101, Santa Ana, CA 92701 · Orange CountyPhone(714) 835-3500
Source: Dmand AI Affiliation Data
Kathy Mao is affiliated with 2 sites of care and 1 medical group
Kathy Mao's primary practice is Serve the People in Santa Ana, California. The medical group on file is Serve the People Community Health Center. Dmand AI also links Kathy Mao to 1 more community health center, named with a free account. Kathy Mao's employer is on file too: a community health center (fqhc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Kathy Mao's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Kathy Mao practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Serve the People | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Kathy Mao is one of 7,206 optometrists in California
Optometrist is Kathy Mao's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Kathy Mao is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Kathy Mao
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
Kathy Mao treated 19 Medicare patients in 2024, average age 75
CMS counts 19 Medicare patients who saw Kathy Mao in 2024. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.22, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Kathy Mao's median patient age at 52, with 60% women.
Chronic conditions among Kathy Mao's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes63%
Share of Medicare patients with each condition. A patient can have several.
Kathy Mao's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women60%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Kathy Mao wrote 221 Medicare Part D claims in 2024
In 2024, Kathy Mao wrote 221 Medicare Part D claims for 87 patients. 29% of them were for generic drugs.
Kathy Mao's Part D claims by kind of drug, 2024
- Generic65 claims29%
- Brand-name156 claims71%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Kathy Mao takes part in Medicare
Kathy Mao 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)
For MedTech and pharma teams
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Kathy Mao received $50 in industry payments in 2025
CMS Open Payments shows 2 general payments to Kathy Mao from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $50.
Companies that paid Kathy Mao 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 Kathy Mao'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 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) |
| 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 Kathy Mao
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Kathy Mao's NPI number?
Kathy Mao's NPI number is 1053830158. It was assigned on September 11, 2017, and it is active in the NPI Registry.
What does Kathy Mao specialize in?
Kathy Mao is an optometrist in Santa Ana, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Kathy Mao practice?
Kathy Mao practices at 1206 East 17th St, Suite 101, Santa Ana, CA 92701. Kathy Mao's primary practice is Serve the People in Santa Ana, California. Dmand AI also links Kathy Mao to 1 community health center.
What is Kathy Mao's office phone number?
The practice phone on file for Kathy Mao is (714) 835-3500.
What is Kathy Mao's medical license number?
Kathy Mao holds California license OPT33828-TLG.
What medical group is Kathy Mao part of?
Kathy Mao is linked to Serve the People Community Health Center.
Does Kathy Mao accept Medicare?
Yes. CMS lists Kathy Mao as accepting Medicare assignment.
How many Medicare patients does Kathy Mao see?
CMS counts 19 Medicare patients who saw Kathy Mao in 2024, with an average age of 75.
Has Kathy Mao received payments from drug or device companies?
CMS Open Payments shows $50 in general payments to Kathy Mao from 1 company from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Kathy Mao been practicing?
Kathy Mao graduated from medical school in 2017, 9 years ago.
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