Larson Hsu, MD
NPI 1548496391 · Diagnostic Radiology Physician · Buffalo, NY
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Larson Hsu, MD is a Diagnostic Radiology Physician provider in Buffalo, NY (NPI 1548496391).
Provider details
- NPI number
- 1548496391
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 259324 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,062 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Ct Scan of Chest With Contrast71260 | 268 | $50 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 222 | $81 |
| X-Ray of Chest, 1 View71045 | 153 | $8 |
| Ct Scan of Chest Without Contrast71250 | 120 | $48 |
| X-Ray of Chest, 2 Views71046 | 49 | $10 |
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 37 | $78 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-06-08
- Last updated
- 2021-01-19
- Certified
- 2021-01-19
Frequently asked questions
- What is Larson Hsu's NPI number?
- Larson Hsu's National Provider Identifier (NPI) is 1548496391, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Larson Hsu's specialty?
- Larson Hsu is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Larson Hsu located?
- Larson Hsu's practice location on file with NPPES is Elm and Carlton Streets, Buffalo, NY 14263-0001.
- What is Larson Hsu's phone number?
- The practice phone number listed in the NPPES registry for Larson Hsu is (716) 845-2300.
- Does Larson Hsu accept Medicare?
- Larson Hsu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Larson Hsu's NPI active?
- Yes — Larson Hsu's NPI (1548496391) is active in the NPPES registry as of the last update on 2021-01-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.