Mark K. Koizumi, DDS
- Part D claims, 2024
- 60
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2012
- Practice address
- 275 Ponahawai St, Hilo, HI 96720-3074
- Practice phone
- Call (808) 935-1149
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mark K. Koizumi, DDS
Physician office · Hilo, Hawaii
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Mark K. Koizumi is a general practice dentistry in Hilo, Hawaii
Mark Koizumi practices at Mark K. Koizumi, DDS in Hilo, Hawaii.
Mark Koizumi's NPI, 1366797425, was assigned on July 16, 2012. Mark Koizumi holds Hawaii license DT-1380.
- NPI
- 1366797425NPI Registry (opens in a new tab)
- NPI enumeration date
- July 16, 2012
- NPI status
- Active
- Practice phone
- (808) 935-1149
- 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
Mark K. Koizumi practices at Mark K. Koizumi, DDS in Hilo, Hawaii
Mark Koizumi's primary practice is Mark K. Koizumi, DDS, at 275 Ponahawai St, Hilo, HI 96720-3074. The practice phone is (808) 935-1149.
- Mark K. Koizumi, DDS275 Ponahawai St, Hilo, HI 96720-3074Phone(808) 935-1149
Source: Dmand AI Affiliation Data
Mark K. Koizumi is affiliated with 1 site of care
Mark Koizumi's primary practice is Mark K. Koizumi, DDS in Hilo, Hawaii.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Mark K. Koizumi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Koizumi practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mark K. Koizumi, DDS | Available with a free account |
Source: Dmand AI Technology Install Data
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Mark K. Koizumi is one of 320 general practice dentistrys in Hawaii
General practice is Mark Koizumi's primary specialty in the NPI Registry, under taxonomy code 1223G0001X. Mark Koizumi is licensed in Hawaii.
Specialties and state licenses
- General practice dentistry, HawaiiPrimary
General practice dentistrys near Mark Koizumi
Counts of general practice dentistrys 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
Mark K. Koizumi wrote 60 Medicare Part D claims in 2024
In 2024, Mark Koizumi wrote 60 Medicare Part D claims for 38 patients. 100% of them were for generic drugs.
Drug classes CMS tracks in Mark Koizumi's Part D claims, 2024
- Antibiotics78%47 of 60 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sources for Mark K. Koizumi'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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider (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 Mark K. Koizumi
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What is Mark K. Koizumi's NPI number?
Mark K. Koizumi's NPI number is 1366797425. It was assigned on July 16, 2012, and it is active in the NPI Registry.
What does Mark K. Koizumi specialize in?
Mark K. Koizumi is a general practice dentistry in Hilo, Hawaii. The primary specialty in the NPI Registry is General Practice Dentistry (taxonomy code 1223G0001X).
Where does Mark K. Koizumi practice?
Mark Koizumi practices at 275 Ponahawai St, Hilo, HI 96720-3074. Mark Koizumi's primary practice is Mark K. Koizumi, DDS in Hilo, Hawaii.
What is Mark K. Koizumi's office phone number?
The practice phone on file for Mark Koizumi is (808) 935-1149.
What is Mark K. Koizumi's medical license number?
Mark Koizumi holds Hawaii license DT-1380.
How long has Mark K. Koizumi been practicing?
Mark Koizumi's NPI was assigned in 2012.
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