Steven G. Iwasa, OD
- Industry payments
- $18
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 36 W Court St, Weiser, ID 83672
- Practice phone
- Call (208) 414-1600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Weiser Vision Center
Physician office · Weiser, Idaho
Find Steven Iwasa'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 G. Iwasa is an optometrist in Weiser, Idaho
Steven Iwasa practices at Weiser Vision Center in Weiser, Idaho.
Steven Iwasa's NPI, 1003985466, was assigned on November 7, 2006. Steven Iwasa holds Idaho license ODD-649.
- NPI
- 1003985466NPI Registry (opens in a new tab)
- NPI enumeration date
- November 7, 2006
- NPI status
- Active
- Practice phone
- (208) 414-1600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Steven G. Iwasa practices at Weiser Vision Center in Weiser, Idaho
Steven Iwasa's primary practice is Weiser Vision Center, at 36 W Court St, Weiser, ID 83672. The practice phone is (208) 414-1600.
- Weiser Vision Center36 W Court St, Weiser, ID 83672Phone(208) 414-1600
Source: Dmand AI Affiliation Data
Steven G. Iwasa is affiliated with 1 site of care
Steven Iwasa's primary practice is Weiser Vision Center in Weiser, Idaho.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Steven G. Iwasa's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Steven Iwasa practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Weiser Vision Center | 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.
Steven G. Iwasa is one of 304 optometrists in Idaho
Optometrist is Steven Iwasa's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Steven Iwasa is licensed in Idaho.
Specialties and state licenses
- Optometrist, IdahoPrimary
Optometrists near Steven Iwasa
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 G. Iwasa's patients have a median age of 71
Across all payers, Dmand AI patient panel data puts Steven Iwasa's median patient age at 71, with 69% women.
Steven Iwasa'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
- Women69%
- Men31%
Source: Dmand AI Patient Panel Data
Steven G. Iwasa received $18 in industry payments in 2025
CMS Open Payments shows 1 general payment to Steven Iwasa from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Bausch & Lomb Americas Inc. paid the most, $18.
Companies that paid Steven Iwasa 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 Steven G. Iwasa'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 |
| 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 Steven G. Iwasa
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 G. Iwasa's NPI number?
Steven G. Iwasa's NPI number is 1003985466. It was assigned on November 7, 2006, and it is active in the NPI Registry.
What does Steven G. Iwasa specialize in?
Steven G. Iwasa is an optometrist in Weiser, Idaho. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Steven G. Iwasa practice?
Steven Iwasa practices at 36 W Court St, Weiser, ID 83672. Steven Iwasa's primary practice is Weiser Vision Center in Weiser, Idaho.
What is Steven G. Iwasa's office phone number?
The practice phone on file for Steven Iwasa is (208) 414-1600.
What is Steven G. Iwasa's medical license number?
Steven Iwasa holds Idaho license ODD-649.
Has Steven G. Iwasa received payments from drug or device companies?
CMS Open Payments shows $18 in general payments to Steven Iwasa from 1 company from 2025 to 2025. The largest total came from Bausch & Lomb Americas Inc.
How long has Steven G. Iwasa been practicing?
Steven Iwasa's NPI was assigned in 2006.
Selling to optometrist practices?
See optometrists in Idaho 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