CHANG WEN CHEN, MD
Family Medicine Physician · KNOXVILLE, TN
Individual Active NPI 1033220314
Medicare payment data Part B · 2024
| Year | Beneficiaries | Services | Submitted | Allowed | Paid |
|---|---|---|---|---|---|
| 2024 | 187 | 2,464 | $123,638 | $83,210 | $60,352 |
| 2023 | 216 | 1,614 | $145,616 | $101,008 | $73,516 |
| 2022 | 260 | 2,305 | $183,530 | $137,662 | $98,302 |
Top procedures (2024)
| HCPCS | Description | Services | Avg allowed | Avg paid |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | 566 | $83 | $53 |
| 96372 | Injection of drug or substance under skin or into muscle | 110 | $13 | $9 |
| J1885 | Injection, ketorolac tromethamine, per 15 mg | 101 | $1 | $0 |
| 36410 | Insertion of needle into vein (3 years or older) | 84 | $16 | $9 |
| J1010 | Injection, methylprednisolone acetate, 1 mg | 82 | $0 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 79 | $118 | $118 |
| 99214 | Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | 75 | $117 | $77 |
| J0696 | Injection, ceftriaxone sodium, per 250 mg | 72 | $0 | $0 |
| 99497 | Advance care planning, first 30 minutes | 65 | $75 | $74 |
| G0444 | Annual depression screening, 5 to 15 minutes | 40 | $17 | $17 |
| J1030 | Injection, methylprednisolone acetate, 40 mg | 26 | $6 | $3 |
| G0008 | Administration of influenza virus vaccine | 23 | $29 | $29 |
Taxonomy & licensure
| Specialty | Code | Primary | License | State |
|---|---|---|---|---|
| Family Medicine Physician | 207Q00000X | ✓ | MD27018 | TN |
Medicare participation
Enrolled in Medicare
CMS lists this provider as eligible to order and refer under Medicare. They billed Medicare Part B in 2024.
Enrolment status from public CMS files — not a guarantee of coverage for any particular patient or plan. We hold no commercial-insurance network data; confirm with the provider and your insurer before an appointment.
- Part B
- Yes
- DME
- Yes
- Home health
- Yes
- Power mobility
- Yes
- Hospice
- Yes
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Source: NPPES (public domain) and CMS Medicare Physician & Other Practitioners data. Not affiliated with CMS, NPPES, or any government agency.