Chia-Yen Lien
NPI 1023145067 · Internal Medicine Physician · Lakewood, CO
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chia-Yen Lien is a Internal Medicine Physician provider in Lakewood, CO (NPI 1023145067).
Provider details
- NPI number
- 1023145067
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 40557 (CO)
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 · 62 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 675 | 228 |
| Amlodipine Besylate | 308 | 101 |
| Losartan Potassium | 222 | 70 |
| Tamsulosin Hcl | 193 | 72 |
| Metformin Hclbrand: Metformin Hcl Er | 175 | 58 |
| Lisinopril | 174 | 53 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-27
- Last updated
- 2021-12-14
Frequently asked questions
- What is Chia-Yen Lien's NPI number?
- Chia-Yen Lien's National Provider Identifier (NPI) is 1023145067, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chia-Yen Lien's specialty?
- Chia-Yen Lien is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Chia-Yen Lien located?
- Chia-Yen Lien's practice location on file with NPPES is 8383 W Alameda Ave, Lakewood, CO 80226-3007.
- What is Chia-Yen Lien's phone number?
- The practice phone number listed in the NPPES registry for Chia-Yen Lien is (303) 338-4545.
- Does Chia-Yen Lien accept Medicare?
- Chia-Yen Lien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chia-Yen Lien's NPI active?
- Yes — Chia-Yen Lien's NPI (1023145067) is active in the NPPES registry as of the last update on 2021-12-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.