Stephanie Lai, DO
NPI 1487141354 · Family Medicine Physician · Vacaville, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephanie Lai, DO is a Family Medicine Physician provider in Vacaville, CA (NPI 1487141354).
Provider details
- NPI number
- 1487141354
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- 20A17761 (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
8 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 · 64 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 240 | 89 |
| Amlodipine Besylate | 139 | 54 |
| Lisinopril | 121 | 49 |
| Losartan Potassium | 105 | 43 |
| Levothyroxine Sodium | 105 | 41 |
| Hydrochlorothiazide | 100 | 36 |
| Gabapentin |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-04-17
- Last updated
- 2022-07-13
- Certified
- 2022-07-13
Frequently asked questions
- What is Stephanie Lai's NPI number?
- Stephanie Lai's National Provider Identifier (NPI) is 1487141354, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephanie Lai's specialty?
- Stephanie Lai is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stephanie Lai located?
- Stephanie Lai's practice location on file with NPPES is 1 Quality Dr, Vacaville, CA 95688-9494.
- What is Stephanie Lai's phone number?
- The practice phone number listed in the NPPES registry for Stephanie Lai is (707) 624-4000.
- Does Stephanie Lai accept Medicare?
- Stephanie Lai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephanie Lai's NPI active?
- Yes — Stephanie Lai's NPI (1487141354) is active in the NPPES registry as of the last update on 2022-07-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.