Chris Keiji Yamamoto, OD
- Medicare patients, 2024
- 60
- Part D claims, 2024
- 18
- Industry payments
- $223
- Affiliated sites
- 1
- State license
- 1
- Practice address
- 2024 N King St, Honolulu, HI 96819-3470
- Practice phone
- Call (808) 848-0527
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Dr. Chris Yamamoto
Physician office · Honolulu, Hawaii
Find Chris Yamamoto'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.
Chris Keiji Yamamoto is an optometrist in Aiea, Hawaii
Chris Yamamoto practices at Dr. Chris Yamamoto in Honolulu, Hawaii.
Chris Yamamoto's NPI, 1194863910, was assigned on February 2, 2007. Chris Yamamoto graduated from Pacific University - College of Optometry in 1980. Chris Yamamoto holds Hawaii license 150.
- NPI
- 1194863910NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6901916345
- NPI enumeration date
- February 2, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (808) 848-0527
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 72
- Medical school graduation
- 1980
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Chris Keiji Yamamoto practices in Honolulu and Aiea
Chris Yamamoto's primary practice is Dr. Chris Yamamoto, at 2024 N King St, Honolulu, HI 96819-3470. The practice phone is (808) 848-0527. The NPI Registry lists Chris Yamamoto's practice address as 99-859 Iwaiwa St, Aiea, HI 96701.
- Dr. Chris YamamotoPrimary2024 N King St, Honolulu, HI 96819-3470Phone(808) 848-0527
- NPI Registry address99-859 Iwaiwa St, Aiea, HI 96701 · Honolulu County
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Chris Keiji Yamamoto is affiliated with 1 site of care
Chris Yamamoto's primary practice is Dr. Chris Yamamoto in Honolulu, Hawaii.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Chris Keiji Yamamoto's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Chris Yamamoto practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Chris Yamamoto | 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.
Chris Keiji Yamamoto is one of 256 optometrists in Hawaii
Optometrist is Chris Yamamoto's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Chris Yamamoto is licensed in Hawaii.
Specialties and state licenses
- Optometrist, HawaiiPrimary
Optometrists near Chris Yamamoto
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
Chris Keiji Yamamoto treated 60 Medicare patients in 2024, average age 74
CMS counts 60 Medicare patients who saw Chris Yamamoto in 2024. The largest group is 65 to 74, with 37 patients. 75% of them have high cholesterol, and 73% have high blood pressure. Their average risk score is 0.81, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Chris Yamamoto's median patient age at 72, with 50% women.
Chris Yamamoto's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chris Yamamoto's Medicare patients by sex, 2024
- Women3660%
- Men2440%
Chronic conditions among Chris Yamamoto's Medicare patients, 2024
- High cholesterol75%
- High blood pressure73%
- Diabetes43%
- Chronic kidney disease30%
- Osteoporosis27%
- Cancer20%
- Arthritis18%
Share of Medicare patients with each condition. A patient can have several.
Chris Yamamoto's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women50%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Chris Keiji Yamamoto wrote 18 Medicare Part D claims in 2024
In 2024, Chris Yamamoto wrote 18 Medicare Part D claims for 16 patients. 67% of them were for generic drugs.
Chris Yamamoto's Part D claims by kind of drug, 2024
- Generic12 claims67%
- Brand-name and other6 claims33%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Chris Keiji Yamamoto takes part in Medicare
Chris Yamamoto 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.
Chris Keiji Yamamoto received $223 in industry payments in 2025
CMS Open Payments shows 2 general payments to Chris Yamamoto from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Sight Sciences, Inc. paid the most, $117.
Companies that paid Chris Yamamoto the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Chris Keiji Yamamoto graduated from Pacific University - College of Optometry
Chris Yamamoto graduated from Pacific University - College of Optometry in 1980.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Chris Keiji Yamamoto'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 Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand 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 Chris Keiji Yamamoto
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Chris Keiji Yamamoto's NPI number?
Chris Keiji Yamamoto's NPI number is 1194863910. It was assigned on February 2, 2007, and it is active in the NPI Registry.
What does Chris Keiji Yamamoto specialize in?
Chris Keiji Yamamoto is an optometrist in Aiea, Hawaii. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Chris Keiji Yamamoto practice?
Chris Yamamoto practices at 2024 N King St, Honolulu, HI 96819-3470. Chris Yamamoto also practices at 99-859 Iwaiwa St, Aiea, HI 96701. Chris Yamamoto's primary practice is Dr. Chris Yamamoto in Honolulu, Hawaii.
What is Chris Keiji Yamamoto's office phone number?
The practice phone on file for Chris Yamamoto is (808) 848-0527.
What is Chris Keiji Yamamoto's medical license number?
Chris Yamamoto holds Hawaii license 150.
Does Chris Keiji Yamamoto accept Medicare?
Yes. CMS lists Chris Yamamoto as accepting Medicare assignment.
How many Medicare patients does Chris Keiji Yamamoto see?
CMS counts 60 Medicare patients who saw Chris Yamamoto in 2024, with an average age of 74.
Where did Chris Keiji Yamamoto go to medical school?
Chris Yamamoto graduated from Pacific University - College of Optometry in 1980.
Has Chris Keiji Yamamoto received payments from drug or device companies?
CMS Open Payments shows $223 in general payments to Chris Yamamoto from 2 companies from 2025 to 2025. The largest total came from Sight Sciences, Inc.
How long has Chris Keiji Yamamoto been practicing?
Chris Yamamoto graduated from medical school in 1980, 46 years ago.
Selling to optometrist practices?
See optometrists in Hawaii 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