Doctor profile · Federal record
Dr. Shwu-Yn Chang, CRNP
Rheumatology Physician (CMS: Nurse Practitioner) · Middletown, PA
- NPI 1710520853
- Accepts Medicare
- MIPS 71.8 / 100 · 2023
- 7 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
3100 Schoolhouse RD
Middletown, PA 170573548
(717) 531-5384
fax (717) 948-0488
Credentials & registration
- NPI registered
- October 2019 — 7 yrs on file
- Year of graduation
- 2019 — 7 yrs since
- Specialty taxonomy
- 207RR0500X — NUCC code
- State license (1)
- Pennsylvania #SP020842
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1710520853. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
88
Distinct HCPCS
3
Medicare allowed
$7,278
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 55 | 38 | $80 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 19 | 13 | $111 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 14 | 12 | $55 |
In context: peer comparison
Among 1 peers in Middletown Rheumatology Physician, average services per provider: 29. This provider delivers 3.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
919
Patients
170
Total drug cost
$1,200,258
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 143 | 53 | $944 |
| Hydroxychloroquine Sulfate | Generic | 121 | 35 | $7,070 |
| Methotrexate (Methotrexate Sodium) | Brand | 121 | 28 | $2,411 |
| Humira(Cf) Pen (Adalimumab) | Brand | 102 | 18 | $906,759 |
| Sulfasalazine | Generic | 102 | 21 | $1,225 |
| Meloxicam | Generic | 63 | 15 | $494 |
| Alendronate Sodium | Generic | 42 | 0 | $276 |
| Enbrel Sureclick (Etanercept) | Brand | 39 | 0 | $277,849 |
| Allopurinol | Generic | 36 | 0 | $515 |
| Gabapentin | Generic | 28 | 0 | $243 |
Hospital affiliations
Frequently asked questions
What is Dr. Shwu-Yn Chang's medical specialty?
Dr. Shwu-Yn Chang practices Rheumatology Physician in Middletown, PA.
Where does Dr. Shwu-Yn Chang practice?
Dr. Shwu-Yn Chang practices at 3100 Schoolhouse RD, Middletown, PA 170573548. Office phone: 7175315384.
What is Dr. Shwu-Yn Chang's NPI?
Dr. Shwu-Yn Chang's National Provider Identifier (NPI) is 1710520853, issued by NPPES.
Does Dr. Shwu-Yn Chang accept Medicare assignment?
Yes. Dr. Shwu-Yn Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shwu-Yn Chang commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.