Diana Leu, MD
NPI 1609032242 · Dermatology Physician · Menlo Park, CA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diana Leu, MD is a Dermatology Physician provider in Menlo Park, CA (NPI 1609032242).
Provider details
- NPI number
- 1609032242
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- A109214 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
17 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
3,040 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 | 1,355 | $9 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 407 | $70 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 327 | $109 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 307 | $153 |
| Biopsy of Related Skin Growth, First Growth11102 | 206 | $124 |
| Biopsy of Related Skin Growth, Each Additional Growth |
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 |
|---|---|---|
| Mupirocin | 60 | 43 |
| Ketoconazole | 53 | 34 |
| Triamcinolone Acetonide | 42 | 38 |
| Clobetasol Propionate | 41 | 23 |
| Fluocinonide | 41 | 29 |
| Ciclopirox | 35 | 14 |
| Doxycycline Hyclate | 27 | — |
| Fluorouracil | 27 | 21 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$23 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
Registry dates
- Enumerated
- 2008-08-04
- Last updated
- 2024-04-16
- Certified
- 2024-04-16
Frequently asked questions
- What is Diana Leu's NPI number?
- Diana Leu's National Provider Identifier (NPI) is 1609032242, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Leu's specialty?
- Diana Leu is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Diana Leu located?
- Diana Leu's practice location on file with NPPES is 321 Middlefield Rd, Menlo Park, CA 94025-3500.
- What is Diana Leu's phone number?
- The practice phone number listed in the NPPES registry for Diana Leu is (650) 498-6500.
- Does Diana Leu accept Medicare?
- Diana Leu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diana Leu's NPI active?
- Yes — Diana Leu's NPI (1609032242) is active in the NPPES registry as of the last update on 2024-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.