Nicholas Klauba I, OD
- Medicare patients, 2024
- 78
- Part D claims, 2024
- 160
- Industry payments
- $21
- Affiliated sites
- 2
- Medical group
- 1
- Practice address
- 4-901 Kuhio Hwy, Kapaa, HI 96746-1576
- Practice phone
- Call (808) 822-3733
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kauai Optometric Center
Eye care practice · Kapaa, Hawaii
Find Nicholas Klauba'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.
Nicholas Klauba I is an optometrist in Kapaa, Hawaii
Nicholas Klauba practices at Kauai Optometric Center in Kapaa, Hawaii.
Nicholas Klauba's NPI, 1598219834, was assigned on August 3, 2016. Nicholas Klauba holds Hawaii license OD865.
- NPI
- 1598219834NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8325314107
- NPI enumeration date
- August 3, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (808) 822-3733
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Nicholas Klauba I practices at Kauai Optometric Center in Kapaa, Hawaii
Nicholas Klauba's primary practice is Kauai Optometric Center, at 4-901 Kuhio Hwy, Kapaa, HI 96746-1576. The practice phone is (808) 822-3733.
- Kauai Optometric Center4-901 Kuhio Hwy, Kapaa, HI 96746-1576Phone(808) 822-3733
Source: Dmand AI Affiliation Data
Nicholas Klauba I is affiliated with 2 sites of care and 1 medical group
Nicholas Klauba's primary practice is Kauai Optometric Center in Kapaa, Hawaii. Dmand AI also links Nicholas Klauba to 1 physician office and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Nicholas Klauba I's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Nicholas Klauba practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kauai Optometric Center | 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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Nicholas Klauba I is one of 256 optometrists in Hawaii
Optometrist is Nicholas Klauba's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Nicholas Klauba is licensed in Hawaii.
Specialties and state licenses
- Optometrist, HawaiiPrimary
Optometrists near Nicholas Klauba
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
Nicholas Klauba I treated 78 Medicare patients in 2024, average age 74
CMS counts 78 Medicare patients who saw Nicholas Klauba in 2024. The largest group is 65 to 74, with 45 patients. 68% of them have high cholesterol, and 47% have high blood pressure. Their average risk score is 0.92, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Nicholas Klauba's median patient age at 67, with 57% women.
Nicholas Klauba's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Nicholas Klauba's Medicare patients by sex, 2024
- Women4355%
- Men3545%
Chronic conditions among Nicholas Klauba's Medicare patients, 2024
- High cholesterol68%
- High blood pressure47%
- Arthritis21%
- Osteoporosis21%
- Anxiety19%
- Chronic kidney disease19%
- Cancer18%
- Diabetes17%
Share of Medicare patients with each condition. A patient can have several.
Nicholas Klauba's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women57%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Nicholas Klauba I wrote 160 Medicare Part D claims in 2024
In 2024, Nicholas Klauba wrote 160 Medicare Part D claims for 44 patients. 56% of them were for generic drugs.
Nicholas Klauba's Part D claims by kind of drug, 2024
- Generic90 claims56%
- Brand-name70 claims44%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Nicholas Klauba I takes part in Medicare
Nicholas Klauba 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
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Nicholas Klauba I received $21 in industry payments in 2025
CMS Open Payments shows 1 general payment to Nicholas Klauba from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Johnson & Johnson Vision Care, Inc. paid the most, $21.
Companies that paid Nicholas Klauba 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 Nicholas Klauba I'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 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) |
| 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 Nicholas Klauba I
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Nicholas Klauba I's NPI number?
Nicholas Klauba I's NPI number is 1598219834. It was assigned on August 3, 2016, and it is active in the NPI Registry.
What does Nicholas Klauba I specialize in?
Nicholas Klauba I is an optometrist in Kapaa, Hawaii. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Nicholas Klauba I practice?
Nicholas Klauba practices at 4-901 Kuhio Hwy, Kapaa, HI 96746-1576. Nicholas Klauba's primary practice is Kauai Optometric Center in Kapaa, Hawaii. Dmand AI also links Nicholas Klauba to 1 physician office and 1 medical group.
What is Nicholas Klauba I's office phone number?
The practice phone on file for Nicholas Klauba is (808) 822-3733.
What is Nicholas Klauba I's medical license number?
Nicholas Klauba holds Hawaii license OD865.
Does Nicholas Klauba I accept Medicare?
Yes. CMS lists Nicholas Klauba as accepting Medicare assignment.
How many Medicare patients does Nicholas Klauba I see?
CMS counts 78 Medicare patients who saw Nicholas Klauba in 2024, with an average age of 74.
Has Nicholas Klauba I received payments from drug or device companies?
CMS Open Payments shows $21 in general payments to Nicholas Klauba from 1 company from 2025 to 2025. The largest total came from Johnson & Johnson Vision Care, Inc.
How long has Nicholas Klauba I been practicing?
Nicholas Klauba graduated from medical school in 2016, 10 years ago.
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