Yi-Chun Chou, M.D.
NPI 1952535890 · Rheumatology Physician · Irving, TX
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yi-Chun Chou, M.D. is a Rheumatology Physician provider in Irving, TX (NPI 1952535890).
Provider details
- NPI number
- 1952535890
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- P9060 (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
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
1,392 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 186 | $9 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 184 | $7 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 177 | $10 |
| Red Blood Cell Sedimentation Rate, to Detect Inflammation, Automated85652 | 169 | $3 |
| Measurement C-Reactive Protein for Detection of Infection Or Inflammation86140 | 168 | $5 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 121 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 196 | 36 |
| Methotrexate Sodiumbrand: Methotrexate | 183 | 37 |
| Hydroxychloroquine Sulfate | 51 | 13 |
| Folic Acid | 41 | 16 |
| Gabapentin | 34 | — |
| Allopurinol | 28 | — |
| Meloxicam | 23 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$384 across 19 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
- 2009-05-06
- Last updated
- 2026-03-23
- Certified
- 2026-03-23
Frequently asked questions
- What is Yi-Chun Chou's NPI number?
- Yi-Chun Chou's National Provider Identifier (NPI) is 1952535890, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yi-Chun Chou's specialty?
- Yi-Chun Chou is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Yi-Chun Chou located?
- Yi-Chun Chou's practice location on file with NPPES is 2021 N Macarthur Blvd Ste 515, Irving, TX 75061-2217.
- What is Yi-Chun Chou's phone number?
- The practice phone number listed in the NPPES registry for Yi-Chun Chou is (214) 540-0700.
- Does Yi-Chun Chou accept Medicare?
- Yi-Chun Chou is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yi-Chun Chou's NPI active?
- Yes — Yi-Chun Chou's NPI (1952535890) is active in the NPPES registry as of the last update on 2026-03-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.