Doctor profile · Federal record
Dr. Kwanghoon Han, MD
Rheumatology Physician (CMS: Rheumatology) · Seattle, WA
- NPI 1740201615
- Accepts Medicare
- MIPS 87.0 / 100 · 2023
- 32 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4245 Roosevelt Way Ne
Seattle, WA 981056008
(206) 598-6285 - Mailing address
-
Po Box 50095, Suite 502
Seattle, WA 981455095
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- September 14, 2016
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 207RR0500X — NUCC code
- State license (1)
- Washington #MD60665841
- Medicaid
- WA #1740201615
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1740201615. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
319
Distinct HCPCS
5
Medicare allowed
$35,545
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 231 | 131 | $104 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 37 | 37 | $140 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 23 | 20 | $68 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 14 | 14 | $194 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 14 | 13 | $154 |
In context: peer comparison
Among 19 peers in Seattle Rheumatology Physician, average services per provider: 469. This provider delivers 0.7× the peer median.Open Payments
Industry payments received
All-time total
$1,734
Transactions
6
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Ucb, INC. | 3 | $1,658.10 | |
| Amgen INC. | 1 | $46.92 | |
| Janssen Scientific Affairs, LLC | 1 | $14.68 | |
| Lilly USA, LLC | 1 | $14.35 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,213
Patients
309
Total drug cost
$1,463,283
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Methotrexate (Methotrexate Sodium) | Brand | 293 | 71 | $9,432 |
| Prednisone | Generic | 189 | 70 | $1,622 |
| Leflunomide | Generic | 144 | 40 | $9,143 |
| Hydroxychloroquine Sulfate | Generic | 121 | 33 | $8,420 |
| Rinvoq (Upadacitinib) | Brand | 83 | 12 | $545,957 |
| Humira(Cf) Pen (Adalimumab) | Brand | 61 | 11 | $478,375 |
| Enbrel Sureclick (Etanercept) | Brand | 48 | 0 | $396,792 |
| Celecoxib | Generic | 44 | 15 | $1,095 |
| Leucovorin Calcium | Generic | 43 | 20 | $1,070 |
| Alendronate Sodium | Generic | 42 | 14 | $328 |
Hospital affiliations
Frequently asked questions
What is Dr. Kwanghoon Han's medical specialty?
Dr. Kwanghoon Han practices Rheumatology Physician in Seattle, WA.
Where does Dr. Kwanghoon Han practice?
Dr. Kwanghoon Han practices at 4245 Roosevelt Way Ne, Seattle, WA 981056008. Office phone: 2065986285.
What is Dr. Kwanghoon Han's NPI?
Dr. Kwanghoon Han's National Provider Identifier (NPI) is 1740201615, issued by NPPES.
Does Dr. Kwanghoon Han accept Medicare assignment?
Yes. Dr. Kwanghoon Han accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kwanghoon Han commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.