Dr. Ryutaro Hirose, MD

  • San Francisco, CA
  • General surgeon
NPI1952365272PAC ID3072697119
Medicare services, 2023
60
Medicare patients, 2024
20
Part D claims, 2024
51
Publications
91
Clinical trials
2
Practice address
500 Parnassus Ave, San Francisco, CA 94143
Practice phone
Call (415) 476-1281
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

UCSF Student Health and Counseling Services

School-Based Health Center · San Francisco, California

See all 9 affiliations

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Dr. Ryutaro Hirose is a general surgeon in San Francisco, California

Dr. Hirose practices at UCSF Student Health and Counseling Services in San Francisco, California.

Dr. Hirose's NPI, 1952365272, was assigned on April 13, 2006. Dr. Hirose holds Washington license MD61468223.

NPI and contact details
Medicare PAC ID
3072697119
NPI enumeration date
April 13, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(415) 476-1281
Professional email
Get email
Personal email
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Mobile number
Get number
Sex
Male
Estimated age
53
Medical school graduation
1999

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Ryutaro Hirose practices at UCSF Student Health and Counseling Services in San Francisco, California

Dr. Hirose's primary practice is UCSF Student Health and Counseling Services, at 500 Parnassus Ave, San Francisco, CA 94143. The practice phone is (415) 476-1281.

  • UCSF Student Health and Counseling Services
    500 Parnassus Ave, San Francisco, CA 94143Phone(415) 476-1281

Source: Dmand AI Affiliation Data

Dr. Ryutaro Hirose is affiliated with 3 sites of care and 6 medical groups

Dr. Hirose's primary practice is UCSF Student Health and Counseling Services in San Francisco, California. Dr. Hirose is also affiliated with UW Medical Center - Montlake. The medical group on file is UCSF Pediatrics. Dmand AI also links Dr. Hirose to 1 more hospital and 5 medical groups, each named with a free account.

See all 9 affiliations for Dr. Hirose

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Ryutaro Hirose's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hirose practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UCSF Student Health and Counseling ServicesAvailable with a free account
+2 more sites and 5 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Ryutaro Hirose is one of 2,926 general surgeons in California

Surgery is Dr. Hirose's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Hirose is licensed in Washington.

Specialties and state licenses

  • Surgery, WashingtonPrimaryLicense MD61468223 · taxonomy 208600000X

General surgeons near Dr. Hirose

Counts of general surgeons 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. Ryutaro Hirose billed Medicare for 60 services in 2023

CMS data shows 60 Medicare services from Dr. Hirose across 4 procedure codes in 2023, for 20 Medicare patients. Medicare paid $41,701 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202360
Medicare patients20
Paid by Medicare$41,701
Procedure codes4

Dr. Hirose's Medicare services by type, 2022 to 2023

  • 2022
  • 2023
Surgery
2022: 552023: 3340%
Office and hospital visits
2022: 302023: 2710%

Dr. Hirose compared with the California median for general surgeons, 2023

  • Dr. Hirose
  • California median
Medicare services
60vs 16664% below
Medicare patients
20vs 12183% below
Part D claims
12vs 3465% below

Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.

Dr. Hirose's most billed Medicare procedure codes, 2023

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Hirose

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Ryutaro Hirose treated 20 Medicare patients in 2024, average age 62

CMS counts 20 Medicare patients who saw Dr. Hirose in 2024. 75% of them have high blood pressure, and 70% have chronic kidney disease. Their average risk score is 5.28, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Hirose's median patient age at 48, with 44% women.

Medicare patients, 202420
Average age62
Average risk score5.28

Chronic conditions among Dr. Hirose's Medicare patients, 2024

  1. High blood pressure75%
  2. Chronic kidney disease70%
  3. Diabetes55%
  4. High cholesterol55%

Share of Medicare patients with each condition. A patient can have several.

Dr. Hirose's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 48

Patient panel by sex, all payers

  • Women44%
  • Men55%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Ryutaro Hirose wrote 51 Medicare Part D claims in 2024

In 2024, Dr. Hirose wrote 51 Medicare Part D claims. 84% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $80 in total drug cost. In 2022, CMS named 90 claims across 4 drugs.

Part D claims, 202451
Drugs named by CMS1
Total drug cost$80

Dr. Hirose's Part D claims by kind of drug, 2024

  • Generic43 claims84%
  • Brand-name and other8 claims16%

Dr. Hirose's most prescribed drugs by claims, 2023

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2022 to 2023

  • 2022
  • 2023
Claims for drugs CMS names
2022: 902023: 1287%

Drugs named by CMS: 1 in 2023, 4 in 2022.

See all prescribing by Dr. Hirose

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. Ryutaro Hirose scored 98 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 98 out of 100 for Dr. Hirose for performance year 2024, reported as part of a group. Dr. Hirose accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Hirose's MIPS scores, performance year 2024

  • 98of 100Final score
  • 92.7of 100Quality
  • 40of 100Improvement Activities
  • 72of 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. Ryutaro Hirose has 91 publications on record

Dmand AI links 91 papers to Dr. Hirose, published from 2010 to 2025. 2020 was the busiest year, with 9. The most frequent topics are Tissue and Organ Procurement, Waiting Lists and Liver Transplantation. Dr. Hirose has published most often in Am J Transplant. Dr. Hirose's most frequent co-authors are Neil Mehta, Ajay K. Israni, MD and Peter G. Stock, MD.

Papers91
Years published2010 to 2025

Dr. Hirose's papers by year, 2016 to 2025

Topics Dr. Hirose writes about most

  • Tissue and Organ Procurement
  • Waiting Lists
  • Liver Transplantation
  • Tissue Donors
  • Kidney Transplantation
  • Graft Survival
  • COVID-19
  • Organ Transplantation

Dr. Hirose's most frequent co-authors

Recent publications by Dr. Hirose

See all 91 publications and co-authors

See who Dr. Hirose researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Hirose works with, so you can find a warm path to the right general surgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Ryutaro Hirose has worked on 2 clinical trials

Dmand AI links Dr. Hirose to 2 clinical trials. 1 is still active or recruiting. Conditions studied include Carcinoma, Hepatocellular, Kidney Failure, Chronic and Liver Neoplasms.

Conditions in Dr. Hirose's trials

  • Carcinoma, Hepatocellular
  • Kidney Failure, Chronic
  • Liver Neoplasms
  • Renal Insufficiency, Chronic

Investigators on the most trials with Dr. Hirose

Recent clinical trials with Dr. Hirose

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Ryutaro Hirose received $3,939 in industry payments from 2016 to 2024

CMS Open Payments shows 23 general payments to Dr. Hirose from 3 drug and device companies from 2016 to 2024. Travel and lodging make up the largest share, 75% of the total. Intuitive Surgical, Inc. paid the most, $2,881.

General payments to Dr. Hirose by program year, 2016 to 2024

General payments to Dr. Hirose by kind, 2016 to 2024

$3.9Kin total
  • Travel and lodging$2,95075%
  • Food and beverage$98925%

Companies that paid Dr. Hirose the most, 2016 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Hirose

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Ryutaro Hirose's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Ryutaro Hirose

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. Ryutaro Hirose's NPI number?

Dr. Ryutaro Hirose's NPI number is 1952365272. It was assigned on April 13, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Ryutaro Hirose?

Dr. Ryutaro Hirose is a general surgeon in San Francisco, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Ryutaro Hirose practice?

Dr. Hirose practices at 500 Parnassus Ave, San Francisco, CA 94143. Dr. Hirose's primary practice is UCSF Student Health and Counseling Services in San Francisco, California. Dmand AI also links Dr. Hirose to 1 hospital and 5 medical groups.

What is Dr. Ryutaro Hirose's office phone number?

The practice phone on file for Dr. Hirose is (415) 476-1281.

What is Dr. Ryutaro Hirose's medical license number?

Dr. Hirose holds Washington license MD61468223.

Which hospitals is Dr. Ryutaro Hirose affiliated with?

Dr. Hirose is affiliated with UW Medical Center - Montlake. Dmand AI links Dr. Hirose to 1 more hospital.

What medical group is Dr. Ryutaro Hirose part of?

Dr. Hirose is linked to UCSF Pediatrics. Dmand AI links Dr. Hirose to 5 more medical groups.

Does Dr. Ryutaro Hirose accept Medicare?

Yes. CMS data shows Dr. Hirose billed Medicare for 60 services in 2023, and Dr. Hirose accepts Medicare assignment.

What is Dr. Ryutaro Hirose's MIPS score?

Dr. Hirose's MIPS final score for performance year 2024 is 98 out of 100, reported as part of a group.

How many Medicare patients does Dr. Ryutaro Hirose see?

CMS counts 20 Medicare patients who saw Dr. Hirose in 2024, with an average age of 62.

Show 6 more questionsShow fewer questions

What services does Dr. Ryutaro Hirose bill to Medicare?

In 2023, Dr. Hirose's most billed Medicare services were surgery: urinary system (50360), surgery: urinary system (50323) and hospital inpatient care (99232).

What drugs does Dr. Ryutaro Hirose prescribe most?

In 2023 Medicare Part D data, Dr. Hirose's most prescribed drugs by claims were Omeprazole.

Has Dr. Ryutaro Hirose received payments from drug or device companies?

CMS Open Payments shows $3,939 in general payments to Dr. Hirose from 3 companies from 2016 to 2024. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Ryutaro Hirose been practicing?

Dr. Hirose graduated from medical school in 1999, 27 years ago.

Does Dr. Ryutaro Hirose do research?

Dmand AI links 91 publications to Dr. Hirose, published from 2010 to 2025. Dr. Hirose has worked on 2 clinical trials.

Who does Dr. Ryutaro Hirose publish with?

Dr. Hirose's most frequent co-authors are Neil Mehta (15 shared papers), Ajay K. Israni, MD (14 shared papers) and Peter G. Stock, MD (14 shared papers).

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