Kun Chen, MD, PHD
NPI 1730380056 · Rheumatology Physician · Huntsville, AL
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kun Chen, MD, PHD is a Rheumatology Physician provider in Huntsville, AL (NPI 1730380056).
Provider details
- NPI number
- 1730380056
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 244162 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
11,219 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) |
|---|---|---|
| Measurement of Antibody for Assessment of Autoimmune Disorder, Any Method86235 | 1,352 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,282 | $116 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 962 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 933 | $10 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 928 | $83 |
| 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'S |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 48 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methotrexate Sodiumbrand: Methotrexate | 1,088 | 216 |
| Hydroxychloroquine Sulfate | 740 | 154 |
| Prednisone | 631 | 167 |
| Gabapentin | 379 | 78 |
| Tramadol Hcl | 251 | 43 |
| Alendronate Sodium | 247 | 60 |
| Pregabalin | 244 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,790 across 147 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 (1)
- 1120 S Jackson Hwy Ste 205Sheffield, AL 35660-5773Phone: (256) 767-6263Fax: (256) 767-4583
Registry dates
- Enumerated
- 2007-05-31
- Last updated
- 2025-01-09
- Certified
- 2025-01-09
Frequently asked questions
- What is Kun Chen's NPI number?
- Kun Chen's National Provider Identifier (NPI) is 1730380056, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kun Chen's specialty?
- Kun Chen is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Kun Chen located?
- Kun Chen's practice location on file with NPPES is 4606 Bellewood Dr, Huntsville, AL 35802-1783.
- What is Kun Chen's phone number?
- The practice phone number listed in the NPPES registry for Kun Chen is (256) 551-6510.
- Does Kun Chen accept Medicare?
- Kun Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kun Chen's NPI active?
- Yes — Kun Chen's NPI (1730380056) is active in the NPPES registry as of the last update on 2025-01-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.