Qiyuan Dai, MD
NPI 1043506728 · Internal Medicine Physician · Lancaster, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Qiyuan Dai, MD is a Internal Medicine Physician provider in Lancaster, CA (NPI 1043506728).
Provider details
- NPI number
- 1043506728
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A127877 (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
15 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 · 79 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 479 | 163 |
| Amlodipine Besylate | 236 | 80 |
| Rosuvastatin Calcium | 235 | 84 |
| Lisinopril | 215 | 69 |
| Losartan Potassium | 191 | 69 |
| Levothyroxine Sodium | 190 | 62 |
| Atenolol |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-06-22
- Last updated
- 2021-12-08
Frequently asked questions
- What is Qiyuan Dai's NPI number?
- Qiyuan Dai's National Provider Identifier (NPI) is 1043506728, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Qiyuan Dai's specialty?
- Qiyuan Dai is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Qiyuan Dai located?
- Qiyuan Dai's practice location on file with NPPES is 45104 10th St W, Lancaster, CA 93534-2310.
- What is Qiyuan Dai's phone number?
- The practice phone number listed in the NPPES registry for Qiyuan Dai is (661) 942-2391.
- Does Qiyuan Dai accept Medicare?
- Qiyuan Dai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Qiyuan Dai's NPI active?
- Yes — Qiyuan Dai's NPI (1043506728) is active in the NPPES registry as of the last update on 2021-12-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.