Derek Hsu, MD
NPI 1477944841 · Dermatology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Derek Hsu, MD is a Dermatology Physician provider in San Francisco, CA (NPI 1477944841).
Provider details
- NPI number
- 1477944841
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A172646 (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
11 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
610 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) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 201 | $8 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 128 | $98 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 63 | $121 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 59 | $54 |
| Biopsy of Related Skin Growth, First Growth11102 | 36 | $95 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ketoconazole | 169 | 87 |
| Clobetasol Propionate | 122 | 63 |
| Triamcinolone Acetonide | 114 | 69 |
| Mupirocin | 79 | 63 |
| Clindamycin Phosphate | 67 | 22 |
| Fluocinonide | 52 | 32 |
| Betamethasone Dipropionate | 49 | 31 |
| Metronidazole | 34 | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,267 across 99 records (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)
- 676 N Saint Clair St Ste 1600Chicago, IL 60611Phone: (312) 695-1593
Registry dates
- Enumerated
- 2015-02-06
- Last updated
- 2021-08-17
- Certified
- 2021-08-17
Frequently asked questions
- What is Derek Hsu's NPI number?
- Derek Hsu's National Provider Identifier (NPI) is 1477944841, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derek Hsu's specialty?
- Derek Hsu is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Derek Hsu located?
- Derek Hsu's practice location on file with NPPES is 1 Daniel Burnham Ct Ste 305c, San Francisco, CA 94109-0466.
- What is Derek Hsu's phone number?
- The practice phone number listed in the NPPES registry for Derek Hsu is (415) 771-6300.
- Does Derek Hsu accept Medicare?
- Derek Hsu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Derek Hsu's NPI active?
- Yes — Derek Hsu's NPI (1477944841) is active in the NPPES registry as of the last update on 2021-08-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.