Rueywen Chen, M.D.
NPI 1548257884 · Family Medicine Physician · Sugar Land, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rueywen Chen, M.D. is a Family Medicine Physician provider in Sugar Land, TX (NPI 1548257884).
Provider details
- NPI number
- 1548257884
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- M1582 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,214 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 435 | $122 |
| 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 | 273 | $16 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 212 | $123 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 166 | $87 |
| Administration of Influenza Virus VaccineG0008 | 52 | $31 |
| Physician Or Allowed Practitioner Re-Certification for Medicare-Covered Home Health Services Under a Home Health Plan of Care (patient Not Present), Including Contacts With Home Health Agency and Review of Reports of Patient Status Required By Physicians a |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 78 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 441 | 128 |
| Amlodipine Besylate | 275 | 82 |
| Levothyroxine Sodium | 203 | 60 |
| Rosuvastatin Calcium | 199 | 66 |
| Losartan Potassium | 193 | 63 |
| Metformin Hcl | 128 | 37 |
| Metoprolol Succinate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,070 across 109 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 16659 Southwest FwySuite 401Sugar Land, TX 77479-2375Phone: (281) 265-2225Fax: (281) 265-1556
- 16659 Southwest FwySuite 401Sugar Land, TX 77479-2375Phone: (281) 265-2225Fax: (281) 265-1556
Registry dates
- Enumerated
- 2005-10-03
- Last updated
- 2018-03-17
Frequently asked questions
- What is Rueywen Chen's NPI number?
- Rueywen Chen's National Provider Identifier (NPI) is 1548257884, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rueywen Chen's specialty?
- Rueywen Chen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Rueywen Chen located?
- Rueywen Chen's practice location on file with NPPES is 16605 Southwest Fwy Ste 400, Sugar Land, TX 77479-3500.
- What is Rueywen Chen's phone number?
- The practice phone number listed in the NPPES registry for Rueywen Chen is (281) 275-0800.
- Does Rueywen Chen accept Medicare?
- Rueywen Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rueywen Chen's NPI active?
- Yes — Rueywen Chen's NPI (1548257884) is active in the NPPES registry as of the last update on 2018-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.