Dr. Guy Nathan Yatsushiro, MD
- Medicare services, 2024
- 1,608
- Medicare patients, 2024
- 234
- Part D claims, 2024
- 4,697
- MIPS score, 2024
- 64
- Hospital affiliations
- 2
- Practice address
- 347 North Kuakini Street, Honolulu, HI 96817
- Practice phone
- Call (808) 536-2236
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Yatsushiro's professional email, personal email and mobile number
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Dr. Guy Nathan Yatsushiro is an internist in Honolulu, Hawaii
Dr. Yatsushiro practices at Kuakini Medical Center in Honolulu, Hawaii, part of Kuakini Health System.
Dr. Yatsushiro's NPI, 1528183217, was assigned on March 20, 2007. Dr. Yatsushiro graduated from University of Hawaii John A. Burns School of Medicine in 1980. Dr. Yatsushiro holds Hawaii license 4722.
- NPI
- 1528183217NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4183644073
- NPI enumeration date
- March 20, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (808) 536-2236
- 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)
Dr. Guy Nathan Yatsushiro practices at Kuakini Medical Center in Honolulu, Hawaii
Dr. Yatsushiro's primary practice is Kuakini Medical Center, at 347 North Kuakini Street, Honolulu, HI 96817 in Honolulu County. The practice phone is (808) 536-2236.
- Kuakini Medical Center347 North Kuakini Street, Honolulu, HI 96817 · Honolulu CountyPhone(808) 536-2236
Source: Dmand AI Affiliation Data
Dr. Guy Nathan Yatsushiro is affiliated with 4 sites of care
Dr. Yatsushiro's primary practice is Kuakini Medical Center in Honolulu, Hawaii, part of Kuakini Health System. Dr. Yatsushiro is also affiliated with The Queen's Medical Center. Dmand AI also links Dr. Yatsushiro to 1 more home health agency and 1 skilled nursing facility, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Guy Nathan Yatsushiro's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Yatsushiro practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kuakini Medical Center | Available with a free account |
| +3 more affiliated sites | 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 Kuakini Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Guy Nathan Yatsushiro is one of 771 internists in Hawaii
Internal medicine is Dr. Yatsushiro's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Yatsushiro is licensed in Hawaii.
Specialties and state licenses
- Internal medicine, HawaiiPrimary
Internists near Dr. Yatsushiro
Counts of internists 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
Dr. Guy Nathan Yatsushiro billed Medicare for 1,608 services in 2024
CMS data shows 1,608 Medicare services from Dr. Yatsushiro across 8 procedure codes in 2024, for 234 Medicare patients. Medicare paid $123,842 for them. Every service was in an office.
Dr. Yatsushiro's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,2122024: 1,2322%
- Other services
- 2023: 1202024: 273127%
- Tests and treatments
- 2023: 692024: 10349%
Dr. Yatsushiro compared with the Hawaii median for internists, 2024
- Dr. Yatsushiro
- Hawaii median
- Medicare services
- 1,608vs 3424.7 times
- Medicare patients
- 234vs 12883% above
- Part D claims
- 4,176vs 6706.2 times
Medians across 699 internists in Hawaii with Dmand AI profiles that report each measure.
Dr. Yatsushiro's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Guy Nathan Yatsushiro treated 234 Medicare patients in 2024, average age 77
CMS counts 234 Medicare patients who saw Dr. Yatsushiro in 2024. The largest group is 65 to 74, with 94 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.26, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Yatsushiro's median patient age at 72, with 48% women.
Dr. Yatsushiro's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Yatsushiro's Medicare patients by sex, 2024
- Women12553%
- Men10947%
Chronic conditions among Dr. Yatsushiro's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease64%
- Arthritis56%
- Diabetes41%
- Chronic kidney disease26%
- Osteoporosis20%
- Cancer16%
Share of Medicare patients with each condition. A patient can have several.
Dr. Yatsushiro'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
- Women48%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Guy Nathan Yatsushiro wrote 4,697 Medicare Part D claims in 2024
In 2024, Dr. Yatsushiro wrote 4,697 Medicare Part D claims for 376 patients. 81% of them were for generic drugs. CMS names the drug for 4,176 of them, across 78 drugs with 11 or more claims each, at $1,247,727 in total drug cost. In 2023, CMS named 4,161 claims across 76 drugs.
Dr. Yatsushiro's Part D claims by kind of drug, 2024
- Generic3,807 claims81%
- Brand-name822 claims18%
- Other68 claims1%
Dr. Yatsushiro's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Yatsushiro's Part D claims, 2024
- Opioids1%63 of 4,697 claims
- Antibiotics2%100 of 4,697 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 4,1612024: 4,176No change
Drugs named by CMS: 78 in 2024, 76 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Guy Nathan Yatsushiro scored 64 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 64 out of 100 for Dr. Yatsushiro for performance year 2024, reported individually. Dr. Yatsushiro accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Yatsushiro as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Yatsushiro's MIPS scores, performance year 2024
- 64of 100Final score
- 90of 100Quality
- 0of 100Improvement Activities
- 93of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Guy Nathan Yatsushiro received $34,640 in industry payments from 2016 to 2025
CMS Open Payments shows 1,468 general payments to Dr. Yatsushiro from 44 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Amarin Pharma Inc. paid the most, $4,733.
General payments to Dr. Yatsushiro by program year, 2016 to 2025
General payments to Dr. Yatsushiro by kind, 2016 to 2025
- Food and beverage$33,85898%
- Education$6072%
- Consulting fees$1751%
Companies that paid Dr. Yatsushiro the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Guy Nathan Yatsushiro graduated from University of Hawaii John A. Burns School of Medicine
Dr. Yatsushiro graduated from University of Hawaii John A. Burns School of Medicine in 1980.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Guy Nathan Yatsushiro'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 DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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 and Drug (CMS) (opens in a new tab)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)Clinician Public Reporting: Overall MIPS Performance (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 Dr. Guy Nathan Yatsushiro
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Guy Nathan Yatsushiro's NPI number?
Dr. Guy Nathan Yatsushiro's NPI number is 1528183217. It was assigned on March 20, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Guy Nathan Yatsushiro?
Dr. Guy Nathan Yatsushiro is an internist in Honolulu, Hawaii. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Guy Nathan Yatsushiro practice?
Dr. Yatsushiro practices at 347 North Kuakini Street, Honolulu, HI 96817. Dr. Yatsushiro's primary practice is Kuakini Medical Center in Honolulu, Hawaii, part of Kuakini Health System. Dmand AI also links Dr. Yatsushiro to 1 home health agency and 1 skilled nursing facility.
What is Dr. Guy Nathan Yatsushiro's office phone number?
The practice phone on file for Dr. Yatsushiro is (808) 536-2236.
What is Dr. Guy Nathan Yatsushiro's medical license number?
Dr. Yatsushiro holds Hawaii license 4722.
Which hospitals is Dr. Guy Nathan Yatsushiro affiliated with?
Dr. Yatsushiro practices at Kuakini Medical Center in Honolulu, Hawaii. Dr. Yatsushiro is also affiliated with The Queen's Medical Center.
Does Dr. Guy Nathan Yatsushiro accept Medicare?
Yes. CMS data shows Dr. Yatsushiro billed Medicare for 1,608 services in 2024, and Dr. Yatsushiro accepts Medicare assignment.
Does Dr. Guy Nathan Yatsushiro offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Yatsushiro as offering telehealth services.
What is Dr. Guy Nathan Yatsushiro's MIPS score?
Dr. Yatsushiro's MIPS final score for performance year 2024 is 64 out of 100, reported individually.
How many Medicare patients does Dr. Guy Nathan Yatsushiro see?
CMS counts 234 Medicare patients who saw Dr. Yatsushiro in 2024, with an average age of 77.
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What services does Dr. Guy Nathan Yatsushiro bill to Medicare?
In 2024, Dr. Yatsushiro's most billed Medicare services were office visit, established patient (99214), care management and other visits (99497) and medicare service (G0446).
Where did Dr. Guy Nathan Yatsushiro go to medical school?
Dr. Yatsushiro graduated from University of Hawaii John A. Burns School of Medicine in 1980.
What drugs does Dr. Guy Nathan Yatsushiro prescribe most?
In 2024 Medicare Part D data, Dr. Yatsushiro's most prescribed drugs by claims were Atorvastatin Calcium, Telmisartan and Amlodipine Besylate.
Has Dr. Guy Nathan Yatsushiro received payments from drug or device companies?
CMS Open Payments shows $34,640 in general payments to Dr. Yatsushiro from 44 companies from 2016 to 2025. The largest total came from Amarin Pharma Inc.
How long has Dr. Guy Nathan Yatsushiro been practicing?
Dr. Yatsushiro graduated from medical school in 1980, 46 years ago.
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