Steven Hsu, M.D.
NPI 1144547696 · Physical Medicine & Rehabilitation Physician · Pasadena, CA
Enrolled with Medicare as Practitioner - Physical Medicine and Rehabilitation · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Hsu, M.D. is a Physical Medicine & Rehabilitation Physician provider in Pasadena, CA (NPI 1144547696).
Provider details
- NPI number
- 1144547696
- Entity type
- Individual
- Primary specialty
- Physical Medicine & Rehabilitation PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- PENDING... (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
16 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,505 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 1,127 | $81 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 695 | $123 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 318 | $178 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 199 | $51 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 125 | $120 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 41 | 34 |
| Apixabanbrand: Eliquis | 32 | 24 |
| Gabapentin | 29 | 25 |
| Amlodipine Besylate | 25 | 20 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 21 | 21 |
| Carvedilol | 20 | 16 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$20 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 1520 San Pablo StSuite 3000Los Angeles, CA 90033-5310Phone: (323) 442-5710
Registry dates
- Enumerated
- 2010-04-23
- Last updated
- 2025-07-08
- Certified
- 2025-07-08
Frequently asked questions
- What is Steven Hsu's NPI number?
- Steven Hsu's National Provider Identifier (NPI) is 1144547696, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Hsu's specialty?
- Steven Hsu is listed in the NPPES registry with a primary specialty of Physical Medicine & Rehabilitation Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Hsu located?
- Steven Hsu's practice location on file with NPPES is 100 W California Blvd, Pasadena, CA 91105-3010.
- What is Steven Hsu's phone number?
- The practice phone number listed in the NPPES registry for Steven Hsu is (626) 352-1444.
- Does Steven Hsu accept Medicare?
- Steven Hsu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Hsu's NPI active?
- Yes — Steven Hsu's NPI (1144547696) is active in the NPPES registry as of the last update on 2025-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.