Steven J. Chiana, OD
- Medicare patients, 2024
- 16
- Part D claims, 2024
- 22
- Industry payments
- $23
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 1839 W Orangethorpe Ave, Fullerton, CA 92833
- Practice phone
- Call (714) 879-2020
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Steven J. Chiana, O.D. Inc.
Fullerton, California
Find Steven Chiana'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.
Steven J. Chiana is an optometrist in Fullerton, California
Steven Chiana practices at Steven J. Chiana, O.D. Inc. in Fullerton, California.
Steven Chiana's NPI, 1780622589, was assigned on June 3, 2006. Steven Chiana graduated from University Alabama Birmingham - School of Optometry in 1985. Steven Chiana holds California license OPT8181.
- NPI
- 1780622589NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8022197318
- NPI enumeration date
- June 3, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (714) 879-2020
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Steven J. Chiana practices at Steven J. Chiana, O.D. Inc. in Fullerton, California
Steven Chiana's primary practice is Steven J. Chiana, O.D. Inc., at 1839 W Orangethorpe Ave, Fullerton, CA 92833 in Orange County. The practice phone is (714) 879-2020.
- Steven J. Chiana, O.D. Inc.1839 W Orangethorpe Ave, Fullerton, CA 92833 · Orange CountyPhone(714) 879-2020
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Steven J. Chiana is affiliated with 2 sites of care and 1 medical group
Steven Chiana's primary practice is Steven J. Chiana, O.D. Inc. in Fullerton, California. Dmand AI also links Steven Chiana 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 Steven J. Chiana's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Steven Chiana practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Steven J. Chiana, O.D. Inc. | 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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Steven J. Chiana is one of 7,206 optometrists in California
Optometrist is Steven Chiana's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Steven Chiana is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Steven Chiana
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
Steven J. Chiana treated 16 Medicare patients in 2024, average age 72
CMS counts 16 Medicare patients who saw Steven Chiana in 2024. 75% of them have high cholesterol. Their average risk score is 1.65, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Steven Chiana's median patient age at 69, with 62% women.
Chronic conditions among Steven Chiana's Medicare patients, 2024
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Steven Chiana's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women62%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Steven J. Chiana wrote 22 Medicare Part D claims in 2024
In 2024, Steven Chiana wrote 22 Medicare Part D claims.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Steven J. Chiana takes part in Medicare
Steven Chiana 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)
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Steven J. Chiana received $23 in industry payments in 2025
CMS Open Payments shows 1 general payment to Steven Chiana from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. ABB Con-Cise Optical Group LLC paid the most, $23.
Companies that paid Steven Chiana the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Steven J. Chiana graduated from University Alabama Birmingham - School of Optometry
Steven Chiana graduated from University Alabama Birmingham - School of Optometry in 1985.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Steven J. Chiana'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) |
| 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 Steven J. Chiana
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Steven J. Chiana's NPI number?
Steven J. Chiana's NPI number is 1780622589. It was assigned on June 3, 2006, and it is active in the NPI Registry.
What does Steven J. Chiana specialize in?
Steven J. Chiana is an optometrist in Fullerton, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Steven J. Chiana practice?
Steven Chiana practices at 1839 W Orangethorpe Ave, Fullerton, CA 92833. Steven Chiana's primary practice is Steven J. Chiana, O.D. Inc. in Fullerton, California. Dmand AI also links Steven Chiana to 1 group practice or clinic and 1 medical group.
What is Steven J. Chiana's office phone number?
The practice phone on file for Steven Chiana is (714) 879-2020.
What is Steven J. Chiana's medical license number?
Steven Chiana holds California license OPT8181.
Does Steven J. Chiana accept Medicare?
Yes. CMS lists Steven Chiana as accepting Medicare assignment.
How many Medicare patients does Steven J. Chiana see?
CMS counts 16 Medicare patients who saw Steven Chiana in 2024, with an average age of 72.
Where did Steven J. Chiana go to medical school?
Steven Chiana graduated from University Alabama Birmingham - School of Optometry in 1985.
Has Steven J. Chiana received payments from drug or device companies?
CMS Open Payments shows $23 in general payments to Steven Chiana from 1 company from 2025 to 2025. The largest total came from ABB Con-Cise Optical Group LLC.
How long has Steven J. Chiana been practicing?
Steven Chiana graduated from medical school in 1985, 41 years ago.
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