Bien-Aimee Lau, M.D
NPI 1851699532 · Dermatology Physician · Fairfield, CA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Bien-Aimee Lau, M.D is a Dermatology Physician provider in Fairfield, CA (NPI 1851699532).
Provider details
- NPI number
- 1851699532
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Female
- Sole proprietor
- No
- License
- A 115987 (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
15 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
4,145 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 | 1,264 | $8 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,121 | $145 |
| Destruction of Precancer Skin Growth, 15 Or More Growths17004 | 253 | $200 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 249 | $61 |
| Destruction of Skin Growth, 1-14 Growths17110 | 181 | $123 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocortisone | 174 | 127 |
| Triamcinolone Acetonide | 119 | 87 |
| Ketoconazole | 114 | 65 |
| Fluocinonide | 93 | 59 |
| Fluorouracil | 85 | 68 |
| Doxycycline Monohydrate | 70 | 40 |
| Hydroxyzine Hcl | 68 | 35 |
| Clobetasol Propionate | 63 | 40 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$50 across 3 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
Registry dates
- Enumerated
- 2011-03-04
- Last updated
- 2015-07-28
Frequently asked questions
- What is Bien-Aimee Lau's NPI number?
- Bien-Aimee Lau's National Provider Identifier (NPI) is 1851699532, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bien-Aimee Lau's specialty?
- Bien-Aimee Lau is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Bien-Aimee Lau located?
- Bien-Aimee Lau's practice location on file with NPPES is 2720 Low Ct, Fairfield, CA 94534-9771.
- What is Bien-Aimee Lau's phone number?
- The practice phone number listed in the NPPES registry for Bien-Aimee Lau is (707) 427-4900.
- Does Bien-Aimee Lau accept Medicare?
- Bien-Aimee Lau is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Bien-Aimee Lau's NPI active?
- Yes — Bien-Aimee Lau's NPI (1851699532) is active in the NPPES registry as of the last update on 2015-07-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.