Internal Medicine, Hematology & Oncology · Westlake, OH
NPI
1285620468
Since 2005
Specialty
Internal Medicine, Hematology & Oncology
Code 207RH0003X
Group practices
1
Medicare group memberships
Hospitals
4
Hospital affiliations
960 Clague Rd Ste 1200, Seidman Cancer Center
Westlake, OH, 44145
Phone (440) 250-2812
Groups this clinician bills Medicare through
Medicare paid, 2024
$81K
1,293 services
Medicare patients, 2024
478
Average age 75
Drug cost, 2024
$10.4M
1,961 prescriptions
Company payments, 2025
$169
From 4 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Richard Y Chang was code 99214 (office e&m - established), 857 times for 351 patients. In total Richard Y Chang billed 1,293 services in 13 codes, and Medicare paid $81K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2020-12-22.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Facility | 857 | 351 | $66.90 | $57K |
| G2211 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 | Facility | 162 | 130 | $12.69 | $2,056 |
| 99442 Telephone Services | Facility | 118 | 78 | $43.55 | $5,139 |
| 99204 Office E&M - New | Facility | 79 | 79 | $94.91 | $7,498 |
| 99223 Hospital E&M - Initial | Facility | 46 | 46 | $132.84 | $6,110 |
| 99215 Office E&M - Established | Facility | 20 | 20 | $110.23 | $2,205 |
By year: 2022 $89K for 1,187 services; 2023 $78K for 1,068 services; 2024 $81K for 1,293 services.
Medicare prescription drug claims, 2024
In 2024, the drug Richard Y Chang prescribed most often to Medicare patients was Hydroxyurea, with 117 prescriptions and refills. In total Richard Y Chang wrote 1,961 Medicare prescriptions that cost $10.4M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Hydroxyurea Generic | 117 | 252 | 29 | $1,899 |
| Eliquis Apixaban | 113 | 147 | 24 | $84K |
| Gabapentin Generic | 105 | 122 | 17 | $530 |
| Imbruvica Ibrutinib | 89 | 89 | Under 11 | $1.4M |
| Xtandi Enzalutamide | 86 | 86 | Under 11 | $1.2M |
| Prochlorperazine Maleate Generic | 86 | 86 | 67 | $1,195 |
| Jakafi Ruxolitinib Phosphate | 82 | 82 | Under 11 | $1.2M |
| Ondansetron Hcl Generic | 79 | 83 | 58 | $6,406 |
| Prednisone Generic | 63 | 80 | 21 | $367 |
| Imatinib Mesylate Generic | 62 | 62 | Under 11 | $134K |
| Acyclovir Generic | 55 | 81 | 15 | $691 |
| Anastrozole Generic | 46 | 106 | 11 | $611 |
| Dexamethasone Generic | 43 | 46 | 17 | $502 |
| Revlimid Lenalidomide | 39 | 39 | Under 11 | $712K |
| Lenalidomide Generic | 35 | 35 | Under 11 | $466K |
Brand drugs: 822 claims; generic drugs: 1,139 claims; opioid claims: 102.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Richard Y Chang $169 ($169 in general payments such as food, travel and fees) from 4 companies. The largest payer was Tempus AI, Inc with $95.6.
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.