Stuart Chen, M.D.
NPI 1629211875 · Cardiovascular Disease Physician · Winfield, IL
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stuart Chen, M.D. is a Cardiovascular Disease Physician provider in Winfield, IL (NPI 1629211875).
Provider details
- NPI number
- 1629211875
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036138652 (IL)
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
17 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,709 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 | 570 | $132 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 362 | $68 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate and Valve Function93325 | 104 | $3 |
| Ultrasound of Heart, Follow-Up93308 | 91 | $25 |
| Ultrasound of Heart Blood Flow, Valves and Chambers, Follow-Up93321 | 89 | $7 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 259 | 86 |
| Metoprolol Succinate | 231 | 81 |
| Amlodipine Besylate | 141 | 54 |
| Carvedilol | 137 | 44 |
| Furosemide | 108 | 42 |
| Rosuvastatin Calcium | 105 | 40 |
| Lisinopril | 99 | 30 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,089 across 22 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
Registry dates
- Enumerated
- 2009-04-16
- Last updated
- 2015-07-23
Frequently asked questions
- What is Stuart Chen's NPI number?
- Stuart Chen's National Provider Identifier (NPI) is 1629211875, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stuart Chen's specialty?
- Stuart Chen is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Stuart Chen located?
- Stuart Chen's practice location on file with NPPES is 25 N Winfield Rd, Winfield, IL 60190-1295.
- What is Stuart Chen's phone number?
- The practice phone number listed in the NPPES registry for Stuart Chen is (630) 232-0280.
- Does Stuart Chen accept Medicare?
- Stuart Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stuart Chen's NPI active?
- Yes — Stuart Chen's NPI (1629211875) is active in the NPPES registry as of the last update on 2015-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.