Stella Tu, OD
- Part D claims, 2024
- 2,236
- Industry payments
- $498
- Affiliated sites
- 3
- Medical groups
- 3
- State license
- 1
- Practice address
- 494 N Mountain Ave, Upland, CA 91786
- Practice phone
- Call (626) 793-4168
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Azul Vision
Upland, California
Find Stella Tu'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.
Stella Tu is an optometrist in Upland, California
Stella Tu practices at Azul Vision in Upland, California.
Stella Tu's NPI, 1639767940, was assigned on January 4, 2021. Stella Tu graduated from Southern California College of Optometry in 2020. Stella Tu holds California license 34743-TLG.
- NPI
- 1639767940NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9133519861
- NPI enumeration date
- January 4, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (626) 793-4168
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Stella Tu practices at Azul Vision in Upland, California
Stella Tu's primary practice is Azul Vision, at 494 N Mountain Ave, Upland, CA 91786 in San Bernardino County. The practice phone is (626) 793-4168.
- Azul Vision494 N Mountain Ave, Upland, CA 91786 · San Bernardino CountyPhone(626) 793-4168
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Stella Tu is affiliated with 4 sites of care and 3 medical groups
Stella Tu's primary practice is Azul Vision in Upland, California. Dmand AI also links Stella Tu to 3 group practices and clinics and 3 medical groups, 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 Stella Tu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Stella Tu practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Azul Vision | Available with a free account |
| +3 more sites and 3 medical groups | 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.
Stella Tu is one of 7,206 optometrists in California
Optometrist is Stella Tu's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Stella Tu is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Stella Tu
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
Stella Tu's patients have a median age of 71
Across all payers, Dmand AI patient panel data puts Stella Tu's median patient age at 71, with 59% women.
Stella Tu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women59%
- Men40%
Source: Dmand AI Patient Panel Data
Stella Tu wrote 2,236 Medicare Part D claims in 2024
In 2024, Stella Tu wrote 2,236 Medicare Part D claims for 643 patients. 57% of them were for generic drugs.
Stella Tu's Part D claims by kind of drug, 2024
- Generic1,264 claims57%
- Brand-name972 claims43%
Drug classes CMS tracks in Stella Tu's Part D claims, 2024
- Antibiotics0%11 of 2,236 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Stella Tu takes part in Medicare
Stella Tu 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.
Stella Tu received $498 in industry payments in 2025
CMS Open Payments shows 8 general payments to Stella Tu from 6 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Bausch & Lomb Americas Inc. paid the most, $141.
Companies that paid Stella Tu the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Stella Tu graduated from Southern California College of Optometry
Stella Tu graduated from Southern California College of Optometry in 2020.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Stella Tu'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 |
| 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 Stella Tu
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Stella Tu's NPI number?
Stella Tu's NPI number is 1639767940. It was assigned on January 4, 2021, and it is active in the NPI Registry.
What does Stella Tu specialize in?
Stella Tu is an optometrist in Upland, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Stella Tu practice?
Stella Tu practices at 494 N Mountain Ave, Upland, CA 91786. Stella Tu's primary practice is Azul Vision in Upland, California. Dmand AI also links Stella Tu to 3 group practices and clinics and 3 medical groups.
What is Stella Tu's office phone number?
The practice phone on file for Stella Tu is (626) 793-4168.
What is Stella Tu's medical license number?
Stella Tu holds California license 34743-TLG.
Does Stella Tu accept Medicare?
Yes. CMS lists Stella Tu as accepting Medicare assignment.
Where did Stella Tu go to medical school?
Stella Tu graduated from Southern California College of Optometry in 2020.
Has Stella Tu received payments from drug or device companies?
CMS Open Payments shows $498 in general payments to Stella Tu from 6 companies from 2025 to 2025. The largest total came from Bausch & Lomb Americas Inc.
How long has Stella Tu been practicing?
Stella Tu graduated from medical school in 2020, 6 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