Clifford Lau
NPI 1366874422 · Family Medicine Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clifford Lau is a Family Medicine Physician provider in San Francisco, CA (NPI 1366874422).
Provider details
- NPI number
- 1366874422
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- A126564 (CA)
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
12 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
371 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 129 | $87 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 72 | $54 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 44 | $132 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 43 | $130 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 40 | $92 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Atorvastatin Calcium | 121 |
| Divalproex Sodium | 102 |
| Amlodipine Besylate | 51 |
| Apixabanbrand: Eliquis | 51 |
| Tizanidine Hcl | 45 |
| Tamsulosin Hcl | 39 |
| Mirtazapine | 38 |
| Clozapine | 36 |
| Doxazosin Mesylate | 36 |
| Quetiapine Fumarate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-07-31
- Last updated
- 2015-10-08
Frequently asked questions
- What is Clifford Lau's NPI number?
- Clifford Lau's National Provider Identifier (NPI) is 1366874422, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clifford Lau's specialty?
- Clifford Lau is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Clifford Lau located?
- Clifford Lau's practice location on file with NPPES is 140 Turk St, San Francisco, CA 94102-3915.
- What is Clifford Lau's phone number?
- The practice phone number listed in the NPPES registry for Clifford Lau is (916) 681-1600.
- Does Clifford Lau accept Medicare?
- Clifford Lau is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Clifford Lau's NPI active?
- Yes — Clifford Lau's NPI (1366874422) is active in the NPPES registry as of the last update on 2015-10-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.