Frances Ch'En, MD
NPI 1891734018 · Internal Medicine Physician · Vancouver, WA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Frances Ch'En, MD is a Internal Medicine Physician provider in Vancouver, WA (NPI 1891734018).
Provider details
- NPI number
- 1891734018
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD00027461 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,138 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 174 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 138 | $127 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 116 | $129 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 101 | $13 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 101 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 107 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 693 | 176 |
| Losartan Potassium | 630 | 170 |
| Levothyroxine Sodium | 484 | 119 |
| Lisinopril | 477 | 125 |
| Amlodipine Besylate | 343 | 93 |
| Rosuvastatin Calcium | 319 | 93 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-05
- Last updated
- 2007-11-23
Frequently asked questions
- What is Frances Ch'En's NPI number?
- Frances Ch'En's National Provider Identifier (NPI) is 1891734018, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Frances Ch'En's specialty?
- Frances Ch'En is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Frances Ch'En located?
- Frances Ch'En's practice location on file with NPPES is 700 Ne 87th Ave, Vancouver, WA 98664-1913.
- What is Frances Ch'En's phone number?
- The practice phone number listed in the NPPES registry for Frances Ch'En is (360) 254-1240.
- Does Frances Ch'En accept Medicare?
- Frances Ch'En is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Frances Ch'En's NPI active?
- Yes — Frances Ch'En's NPI (1891734018) is active in the NPPES registry as of the last update on 2007-11-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.