Lawrence Lai, M.D., M.S.
NPI 1598927832 · Pain Medicine Physician · Fontana, CA
Enrolled with Medicare as Practitioner - Pain Management · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lawrence Lai, M.D., M.S. is a Pain Medicine Physician provider in Fontana, CA (NPI 1598927832).
Provider details
- NPI number
- 1598927832
- Entity type
- Individual
- Primary specialty
- Pain Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., M.S.
- Sex
- Male
- Sole proprietor
- No
- License
- A111449 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 144 | 51 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 124 | 46 |
| Pregabalin | 111 | 39 |
| Gabapentin | 101 | 34 |
| Topiramate | 97 | 21 |
| Duloxetine Hcl | 85 | 22 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-06-27
- Last updated
- 2021-11-29
Frequently asked questions
- What is Lawrence Lai's NPI number?
- Lawrence Lai's National Provider Identifier (NPI) is 1598927832, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lawrence Lai's specialty?
- Lawrence Lai is listed in the NPPES registry with a primary specialty of Pain Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Lawrence Lai located?
- Lawrence Lai's practice location on file with NPPES is 9961 Sierra Ave, Fontana, CA 92335-6720.
- What is Lawrence Lai's phone number?
- The practice phone number listed in the NPPES registry for Lawrence Lai is (866) 454-3485.
- Does Lawrence Lai accept Medicare?
- Lawrence Lai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lawrence Lai's NPI active?
- Yes — Lawrence Lai's NPI (1598927832) is active in the NPPES registry as of the last update on 2021-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.