Lawrence Tsai, PA-C
NPI 1316247661 · Medical Physician Assistant · La Palma, CA
Enrolled with Medicare as Order and Referring Only - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lawrence Tsai, PA-C is a Medical Physician Assistant provider in La Palma, CA (NPI 1316247661).
Provider details
- NPI number
- 1316247661
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- Yes
- License
- PA21018 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
15 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 91 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 208 | 65 |
| Rosuvastatin Calcium | 181 | 58 |
| Amlodipine Besylate | 119 | 37 |
| Omeprazole | 111 | 35 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 106 | 12 |
| Tamsulosin Hcl | 105 | 35 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,185 across 71 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
- 2010-11-02
- Last updated
- 2016-07-07
Frequently asked questions
- What is Lawrence Tsai's NPI number?
- Lawrence Tsai's National Provider Identifier (NPI) is 1316247661, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lawrence Tsai's specialty?
- Lawrence Tsai is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Lawrence Tsai located?
- Lawrence Tsai's practice location on file with NPPES is 7872 Walker St, La Palma, CA 90623-1796.
- What is Lawrence Tsai's phone number?
- The practice phone number listed in the NPPES registry for Lawrence Tsai is (714) 527-8777.
- Does Lawrence Tsai accept Medicare?
- Lawrence Tsai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lawrence Tsai's NPI active?
- Yes — Lawrence Tsai's NPI (1316247661) is active in the NPPES registry as of the last update on 2016-07-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.