Dr. Larson Hsu, MD
- Medicare services, 2024
- 1,062
- Medicare patients, 2024
- 735
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 344 S Hauser Blvd, Los Angeles, CA 90036
- Practice phone
- Call (716) 845-2300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Roswell Park Cancer Institute
Los Angeles, California
Find Dr. Hsu'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.
Dr. Larson Hsu is a diagnostic radiologist in Los Angeles, California
Dr. Hsu practices at Roswell Park Cancer Institute in Los Angeles, California.
Dr. Hsu's NPI, 1548496391, was assigned on June 8, 2009. Dr. Hsu graduated from State University of New York at Buffalo School of Medicine in 2009. Dr. Hsu holds New York license 259324.
- NPI
- 1548496391NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2769794775
- NPI enumeration date
- June 8, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (716) 845-2300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Larson Hsu practices at Roswell Park Cancer Institute in Los Angeles, California
Dr. Hsu's primary practice is Roswell Park Cancer Institute, at 344 S Hauser Blvd, Los Angeles, CA 90036 in Los Angeles County. The practice phone is (716) 845-2300.
- Roswell Park Cancer Institute344 S Hauser Blvd, Los Angeles, CA 90036 · Los Angeles CountyPhone(716) 845-2300
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Larson Hsu is affiliated with 2 sites of care and 1 medical group
Dr. Hsu's primary practice is Roswell Park Cancer Institute in Los Angeles, California. Dr. Hsu is also affiliated with Roswell Park Comprehensive Cancer Center. The medical group on file is Roswell Park Comprehensive Cancer Center.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Larson Hsu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hsu practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Roswell Park Cancer Institute | 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. Larson Hsu is one of 4,096 diagnostic radiologists in California
Diagnostic radiology is Dr. Hsu's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Hsu is licensed in New York.
Specialties and state licenses
- Diagnostic radiology, New YorkPrimary
Diagnostic radiologists near Dr. Hsu
Counts of diagnostic radiologists 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. Larson Hsu billed Medicare for 1,062 services in 2024
CMS data shows 1,062 Medicare services from Dr. Hsu across 14 procedure codes in 2024, for 735 Medicare patients. Medicare paid $40,364 for them.
Dr. Hsu's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 7562024: 1,02636%
- Tests and treatments
- 2023: 112024: 36227%
Where Dr. Hsu's Medicare services took place, 2024
- In an office676%
- In a facility99594%
Dr. Hsu compared with the California median for diagnostic radiologists, 2024
- Dr. Hsu
- California median
- Medicare services
- 1,062vs 2,28153% below
- Medicare patients
- 735vs 1,34645% below
Medians across 3,734 diagnostic radiologists in California with Dmand AI profiles that report each measure.
Dr. Hsu'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. Hsu and other diagnostic radiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Larson Hsu treated 735 Medicare patients in 2024, average age 72
CMS counts 735 Medicare patients who saw Dr. Hsu in 2024. The largest group is 65 to 74, with 355 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 19% are also on Medicaid. Their average risk score is 2.41, 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. Hsu's median patient age at 70, with 51% women.
Dr. Hsu's Medicare patients by age, 2024
Dr. Hsu's Medicare patients by sex, 2024
- Women35949%
- Men37651%
Chronic conditions among Dr. Hsu's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Cancer58%
- Arthritis42%
- Anxiety31%
- COPD31%
- Diabetes31%
- Chronic kidney disease30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hsu'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
- Women51%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Larson Hsu takes part in Medicare
Dr. Hsu 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)
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Dr. Larson Hsu graduated from State University of New York at Buffalo School of Medicine
Dr. Hsu graduated from State University of New York at Buffalo School of Medicine in 2009.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Larson Hsu'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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. Larson Hsu
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. Larson Hsu's NPI number?
Dr. Larson Hsu's NPI number is 1548496391. It was assigned on June 8, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Larson Hsu?
Dr. Larson Hsu is a diagnostic radiologist in Los Angeles, California. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Larson Hsu practice?
Dr. Hsu practices at 344 S Hauser Blvd, Los Angeles, CA 90036. Dr. Hsu's primary practice is Roswell Park Cancer Institute in Los Angeles, California.
What is Dr. Larson Hsu's office phone number?
The practice phone on file for Dr. Hsu is (716) 845-2300.
What is Dr. Larson Hsu's medical license number?
Dr. Hsu holds New York license 259324.
Which hospitals is Dr. Larson Hsu affiliated with?
Dr. Hsu is affiliated with Roswell Park Comprehensive Cancer Center.
What medical group is Dr. Larson Hsu part of?
Dr. Hsu is linked to Roswell Park Comprehensive Cancer Center.
Does Dr. Larson Hsu accept Medicare?
Yes. CMS data shows Dr. Hsu billed Medicare for 1,062 services in 2024, and Dr. Hsu accepts Medicare assignment.
How many Medicare patients does Dr. Larson Hsu see?
CMS counts 735 Medicare patients who saw Dr. Hsu in 2024, with an average age of 72.
What services does Dr. Larson Hsu bill to Medicare?
In 2024, Dr. Hsu's most billed Medicare services were diagnostic imaging (71260), diagnostic imaging (74177) and diagnostic imaging (71045).
Where did Dr. Larson Hsu go to medical school?
Dr. Hsu graduated from State University of New York at Buffalo School of Medicine in 2009.
How long has Dr. Larson Hsu been practicing?
Dr. Hsu graduated from medical school in 2009, 17 years ago.
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