Dr. Thomas H. Hirasa, MD
- Medicare services, 2024
- 297
- Medicare patients, 2024
- 188
- Part D claims, 2024
- 200
- Hospital affiliations
- 1
- Industry payments
- $109
- Practice address
- 1003 Willow Creek Road, Prescott, AZ 86301
- Practice phone
- Call (928) 445-2700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Hirasa's professional email, personal email and mobile number
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Dr. Thomas H. Hirasa is a general surgeon in Prescott, Arizona
Dr. Hirasa practices at Dignity Health, Yavapai Regional Medical Center West in Prescott, Arizona, part of CommonSpirit Health.
Dr. Hirasa's NPI, 1922016682, was assigned on August 4, 2006. Dr. Hirasa graduated from Loyola University of Chicago, Stritch School of Medicine in 1996. Dr. Hirasa holds Arizona license 37662.
- NPI
- 1922016682NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6608957147
- NPI enumeration date
- August 4, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (928) 445-2700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Thomas H. Hirasa practices at Dignity Health, Yavapai Regional Medical Center West in Prescott, Arizona
Dr. Hirasa's primary practice is Dignity Health, Yavapai Regional Medical Center West, at 1003 Willow Creek Road, Prescott, AZ 86301 in Yavapai County. The practice phone is (928) 445-2700.
- Dignity Health, Yavapai Regional Medical Center West1003 Willow Creek Road, Prescott, AZ 86301 · Yavapai CountyPhone(928) 445-2700
Source: Dmand AI Affiliation Data
Dr. Thomas H. Hirasa is affiliated with 2 sites of care
Dr. Hirasa's primary practice is Dignity Health, Yavapai Regional Medical Center West in Prescott, Arizona, part of CommonSpirit Health. Dmand AI also links Dr. Hirasa to 1 physician office, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Thomas H. Hirasa's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hirasa practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dignity Health, Yavapai Regional Medical Center West | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Thomas H. Hirasa is one of 617 general surgeons in Arizona
Surgery is Dr. Hirasa's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Hirasa is licensed in Arizona.
Specialties and state licenses
- Surgery, ArizonaPrimary
General surgeons near Dr. Hirasa
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. Thomas H. Hirasa billed Medicare for 297 services in 2024
CMS data shows 297 Medicare services from Dr. Hirasa across 7 procedure codes in 2024, for 188 Medicare patients. Medicare paid $44,261 for them.
Dr. Hirasa's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2562024: 21217%
- Surgery
- 2023: 1202024: 8529%
Where Dr. Hirasa's Medicare services took place, 2024
- In an office17559%
- In a facility12241%
Dr. Hirasa compared with the Arizona median for general surgeons, 2024
- Dr. Hirasa
- Arizona median
- Medicare services
- 297vs 16283% above
- Medicare patients
- 188vs 11662% above
- Part D claims
- 149vs 314.8 times
Medians across 545 general surgeons in Arizona with Dmand AI profiles that report each measure.
Dr. Hirasa'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hirasa and other general surgeons in Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thomas H. Hirasa treated 188 Medicare patients in 2024, average age 74
CMS counts 188 Medicare patients who saw Dr. Hirasa in 2024. The largest group is 65 to 74, with 97 patients. 75% of them have high cholesterol, and 73% have high blood pressure. Their average risk score is 1.02, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Hirasa's median patient age at 70, with 39% women.
Dr. Hirasa's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Hirasa's Medicare patients by sex, 2024
- Women8043%
- Men10857%
Chronic conditions among Dr. Hirasa's Medicare patients, 2024
- High cholesterol75%
- High blood pressure73%
- Arthritis51%
- Ischemic heart disease31%
- Chronic kidney disease27%
- Atrial fibrillation26%
- Diabetes19%
- Anxiety18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hirasa's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women39%
- Men59%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Thomas H. Hirasa wrote 200 Medicare Part D claims in 2024
In 2024, Dr. Hirasa wrote 200 Medicare Part D claims for 151 patients. 99% of them were for generic drugs. CMS names the drug for 149 of them, across 2 drugs with 11 or more claims each, at $1,076 in total drug cost. In 2023, CMS named 178 claims across 3 drugs.
Dr. Hirasa's Part D claims by kind of drug, 2024
- Generic197 claims99%
- Brand-name and other3 claims2%
Dr. Hirasa'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. Hirasa's Part D claims, 2024
- Opioids80%160 of 200 claims
- Antibiotics13%25 of 200 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: 1782024: 14916%
Drugs named by CMS: 2 in 2024, 3 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. Thomas H. Hirasa ranks in the 99th percentile for hernia repair - groin (open) in Medicare
Dr. Hirasa accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 47 procedures of hernia repair - groin (open) by Dr. Hirasa, more than 99% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Hirasa ranks in Medicare procedure volume
- Hernia repair - groin (open)
- 99th percentile47 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Thomas H. Hirasa received $109 in industry payments from 2016 to 2022
CMS Open Payments shows 6 general payments to Dr. Hirasa from 6 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 100% of the total. Takeda Pharmaceuticals U.S.A., Inc. paid the most, $30.
General payments to Dr. Hirasa by program year, 2016 to 2022
Companies that paid Dr. Hirasa the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Thomas H. Hirasa graduated from Loyola University of Chicago, Stritch School of Medicine
Dr. Hirasa graduated from Loyola University of Chicago, Stritch School of Medicine in 1996.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Thomas H. Hirasa'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)Doctors and Clinicians Utilization Data (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. Thomas H. Hirasa
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. Thomas H. Hirasa's NPI number?
Dr. Thomas H. Hirasa's NPI number is 1922016682. It was assigned on August 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas H. Hirasa?
Dr. Thomas H. Hirasa is a general surgeon in Prescott, Arizona. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Thomas H. Hirasa practice?
Dr. Hirasa practices at 1003 Willow Creek Road, Prescott, AZ 86301. Dr. Hirasa's primary practice is Dignity Health, Yavapai Regional Medical Center West in Prescott, Arizona, part of CommonSpirit Health. Dmand AI also links Dr. Hirasa to 1 physician office.
What is Dr. Thomas H. Hirasa's office phone number?
The practice phone on file for Dr. Hirasa is (928) 445-2700.
What is Dr. Thomas H. Hirasa's medical license number?
Dr. Hirasa holds Arizona license 37662.
Which hospitals is Dr. Thomas H. Hirasa affiliated with?
Dr. Hirasa practices at Dignity Health, Yavapai Regional Medical Center West in Prescott, Arizona.
Does Dr. Thomas H. Hirasa accept Medicare?
Yes. CMS data shows Dr. Hirasa billed Medicare for 297 services in 2024, and Dr. Hirasa accepts Medicare assignment.
How many Medicare patients does Dr. Thomas H. Hirasa see?
CMS counts 188 Medicare patients who saw Dr. Hirasa in 2024, with an average age of 74.
What services does Dr. Thomas H. Hirasa bill to Medicare?
In 2024, Dr. Hirasa's most billed Medicare services were office visit, new patient (99202), office visit, established patient (99212) and hospital inpatient care (99221).
Where did Dr. Thomas H. Hirasa go to medical school?
Dr. Hirasa graduated from Loyola University of Chicago, Stritch School of Medicine in 1996.
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What drugs does Dr. Thomas H. Hirasa prescribe most?
In 2024 Medicare Part D data, Dr. Hirasa's most prescribed drugs by claims were Oxycodone-Acetaminophen and Hydrocodone-Acetaminophen.
Has Dr. Thomas H. Hirasa received payments from drug or device companies?
CMS Open Payments shows $109 in general payments to Dr. Hirasa from 6 companies from 2016 to 2022. The largest total came from Takeda Pharmaceuticals U.S.A., Inc.
How long has Dr. Thomas H. Hirasa been practicing?
Dr. Hirasa graduated from medical school in 1996, 30 years ago.
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