Annessa Du
- Medicare patients, 2024
- 140
- Part D claims, 2024
- 38
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 11030 Garvey Ave, El Monte, CA 91733
- Practice phone
- Call (909) 796-0101
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Annessa Du, O.D., a Professional Corporation
El Monte, California
Find Annessa Du'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.
Annessa Du is an optometrist in El Monte, California
Annessa Du practices at Annessa Du, O.D., a Professional Corporation in El Monte, California.
Annessa Du's NPI, 1366008633, was assigned on May 13, 2019. Annessa Du graduated from University of California - School of Optometry in 2019. Annessa Du holds California license 34372.
- NPI
- 1366008633NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3274956172
- NPI enumeration date
- May 13, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (909) 796-0101
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Annessa Du practices at Annessa Du, O.D., a Professional Corporation in El Monte, California
Annessa Du's primary practice is Annessa Du, O.D., a Professional Corporation, at 11030 Garvey Ave, El Monte, CA 91733 in Los Angeles County. The practice phone is (909) 796-0101.
- Annessa Du, O.D., a Professional Corporation11030 Garvey Ave, El Monte, CA 91733 · Los Angeles CountyPhone(909) 796-0101
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Annessa Du is affiliated with 2 sites of care and 1 medical group
Annessa Du's primary practice is Annessa Du, O.D., a Professional Corporation in El Monte, California. Dmand AI also links Annessa Du 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 Annessa Du's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Annessa Du practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Annessa Du, O.D., a Professional Corporation | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Annessa Du is one of 7,206 optometrists in California
Optometrist is Annessa Du's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Annessa Du is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Annessa Du
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
Annessa Du treated 140 Medicare patients in 2024, average age 78
CMS counts 140 Medicare patients who saw Annessa Du in 2024. The largest group is 75 to 84, with 72 patients. 71% of them have high cholesterol, and 66% have high blood pressure. Their average risk score is 0.93, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Annessa Du's median patient age at 46, with 61% women.
Annessa Du's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Annessa Du's Medicare patients by sex, 2024
- Women9568%
- Men4532%
Chronic conditions among Annessa Du's Medicare patients, 2024
- High cholesterol71%
- High blood pressure66%
- Arthritis43%
- Diabetes30%
- Osteoporosis26%
- Chronic kidney disease21%
- Mood disorders19%
- Ischemic heart disease17%
Share of Medicare patients with each condition. A patient can have several.
Annessa Du's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 46
Patient panel by sex, all payers
- Women61%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Annessa Du wrote 38 Medicare Part D claims in 2024
In 2024, Annessa Du wrote 38 Medicare Part D claims for 15 patients.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Annessa Du takes part in Medicare
Annessa Du 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
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Annessa Du graduated from University of California - School of Optometry
Annessa Du graduated from University of California - School of Optometry in 2019.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Annessa Du'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) |
| 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 Annessa Du
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Annessa Du's NPI number?
Annessa Du's NPI number is 1366008633. It was assigned on May 13, 2019, and it is active in the NPI Registry.
What does Annessa Du specialize in?
Annessa Du is an optometrist in El Monte, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Annessa Du practice?
Annessa Du practices at 11030 Garvey Ave, El Monte, CA 91733. Annessa Du's primary practice is Annessa Du, O.D., a Professional Corporation in El Monte, California. Dmand AI also links Annessa Du to 1 group practice or clinic and 1 medical group.
What is Annessa Du's office phone number?
The practice phone on file for Annessa Du is (909) 796-0101.
What is Annessa Du's medical license number?
Annessa Du holds California license 34372.
Does Annessa Du accept Medicare?
Yes. CMS lists Annessa Du as accepting Medicare assignment.
How many Medicare patients does Annessa Du see?
CMS counts 140 Medicare patients who saw Annessa Du in 2024, with an average age of 78.
Where did Annessa Du go to medical school?
Annessa Du graduated from University of California - School of Optometry in 2019.
How long has Annessa Du been practicing?
Annessa Du graduated from medical school in 2019, 7 years ago.
Selling to optometrist practices?
See optometrists in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card