Sean Lai, M.D,
NPI 1396739470 · Specialist · Santa Monica, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sean Lai, M.D, is a Specialist provider in Santa Monica, CA (NPI 1396739470).
Provider details
- NPI number
- 1396739470
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D,
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,607 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 1,523 | $87 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 284 | $190 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 181 | $145 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 154 | $102 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 138 | $104 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More |
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 |
|---|---|---|
| Pantoprazole Sodium | 109 | 29 |
| Famotidine | 92 | 34 |
| Lactulose | 61 | 26 |
| Sucralfate | 39 | — |
| Atorvastatin Calcium | 36 | — |
| Metoclopramide Hcl | 30 | — |
| Dicyclomine Hcl | 26 | — |
| Losartan Potassium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$29 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
- 2005-09-06
- Last updated
- 2015-06-17
Frequently asked questions
- What is Sean Lai's NPI number?
- Sean Lai's National Provider Identifier (NPI) is 1396739470, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sean Lai's specialty?
- Sean Lai is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Sean Lai located?
- Sean Lai's practice location on file with NPPES is 2001 Santa Monica Blvd, Santa Monica, CA 90404-2102.
- What is Sean Lai's phone number?
- The practice phone number listed in the NPPES registry for Sean Lai is (310) 453-0553.
- Does Sean Lai accept Medicare?
- Sean Lai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sean Lai's NPI active?
- Yes — Sean Lai's NPI (1396739470) is active in the NPPES registry as of the last update on 2015-06-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.