Yan Dai, MD
NPI 1740368836 · Internal Medicine Physician · Livermore, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yan Dai, MD is a Internal Medicine Physician provider in Livermore, CA (NPI 1740368836).
Provider details
- NPI number
- 1740368836
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A71984 (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
19 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 · 80 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 440 | 156 |
| Losartan Potassium | 330 | 105 |
| Lisinopril | 198 | 72 |
| Amlodipine Besylate | 158 | 54 |
| Hydrochlorothiazide | 158 | 54 |
| Levothyroxine Sodium | 145 | 44 |
| Hydrocodone/Acetaminophen |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-02
- Last updated
- 2024-12-24
- Certified
- 2024-12-24
Frequently asked questions
- What is Yan Dai's NPI number?
- Yan Dai's National Provider Identifier (NPI) is 1740368836, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yan Dai's specialty?
- Yan Dai is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Yan Dai located?
- Yan Dai's practice location on file with NPPES is 3000 Las Positas Rd, Livermore, CA 94551-9627.
- What is Yan Dai's phone number?
- The practice phone number listed in the NPPES registry for Yan Dai is (925) 243-2600.
- Does Yan Dai accept Medicare?
- Yan Dai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yan Dai's NPI active?
- Yes — Yan Dai's NPI (1740368836) is active in the NPPES registry as of the last update on 2024-12-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.