Nathan Michael Okano
- Industry payments
- $135
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2025
- Practice address
- 3241 S Michigan Ave, Chicago, IL 60616-3878
- Practice phone
- Call (312) 949-7751
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Illinois Eye Institute
Eye care practice · Chicago, Illinois
Find Nathan Okano'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.
Nathan Michael Okano is an optometrist in Chicago, Illinois
Nathan Okano practices at Illinois Eye Institute in Chicago, Illinois.
Nathan Okano's NPI, 1013805415, was assigned on June 25, 2025. Nathan Okano graduated from University of California - School of Optometry in 2025. Nathan Okano holds Illinois license 046011993.
- NPI
- 1013805415NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5193232569
- NPI enumeration date
- June 25, 2025
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (312) 949-7751
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 27
- Medical school graduation
- 2025
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Nathan Michael Okano practices at Illinois Eye Institute in Chicago, Illinois
Nathan Okano's primary practice is Illinois Eye Institute, at 3241 S Michigan Ave, Chicago, IL 60616-3878. The practice phone is (312) 949-7751.
- Illinois Eye Institute3241 S Michigan Ave, Chicago, IL 60616-3878Phone(312) 949-7751
Source: Dmand AI Affiliation Data
Nathan Michael Okano is affiliated with 1 site of care and 1 medical group
Nathan Okano's primary practice is Illinois Eye Institute in Chicago, Illinois. Dmand AI also links Nathan Okano to 1 medical group, named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Nathan Michael Okano's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Nathan Okano practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Illinois Eye Institute | Available with a free account |
| +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.
Nathan Michael Okano is one of 2,194 optometrists in Illinois
Optometrist is Nathan Okano's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Nathan Okano is licensed in Illinois.
Specialties and state licenses
- Optometrist, IllinoisPrimary
Optometrists near Nathan Okano
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
Nathan Michael Okano's patients have a median age of 54
Across all payers, Dmand AI patient panel data puts Nathan Okano's median patient age at 54, with 65% women.
Nathan Okano's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women65%
- Men35%
Source: Dmand AI Patient Panel Data
How Nathan Michael Okano takes part in Medicare
Nathan Okano 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)
Nathan Michael Okano received $135 in industry payments in 2025
CMS Open Payments shows 2 general payments to Nathan Okano 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, $135.
Companies that paid Nathan Okano the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Nathan Michael Okano graduated from University of California - School of Optometry
Nathan Okano graduated from University of California - School of Optometry in 2025.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Nathan Michael Okano'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 |
| 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 Nathan Michael Okano
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Nathan Michael Okano's NPI number?
Nathan Michael Okano's NPI number is 1013805415. It was assigned on June 25, 2025, and it is active in the NPI Registry.
What does Nathan Michael Okano specialize in?
Nathan Michael Okano is an optometrist in Chicago, Illinois. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Nathan Michael Okano practice?
Nathan Okano practices at 3241 S Michigan Ave, Chicago, IL 60616-3878. Nathan Okano's primary practice is Illinois Eye Institute in Chicago, Illinois. Dmand AI also links Nathan Okano to 1 medical group.
What is Nathan Michael Okano's office phone number?
The practice phone on file for Nathan Okano is (312) 949-7751.
What is Nathan Michael Okano's medical license number?
Nathan Okano holds Illinois license 046011993.
Does Nathan Michael Okano accept Medicare?
Yes. CMS lists Nathan Okano as accepting Medicare assignment.
Where did Nathan Michael Okano go to medical school?
Nathan Okano graduated from University of California - School of Optometry in 2025.
Has Nathan Michael Okano received payments from drug or device companies?
CMS Open Payments shows $135 in general payments to Nathan Okano from 1 company from 2025 to 2025. The largest total came from Bausch & Lomb Americas Inc.
How long has Nathan Michael Okano been practicing?
Nathan Okano graduated from medical school in 2025, 1 years ago.
Selling to optometrist practices?
See optometrists in Illinois 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