Internal Medicine, Hematology & Oncology · Anaheim, CA
NPI
1922036052
Since 2006
Specialty
Internal Medicine, Hematology & Oncology
Code 207RH0003X
Group practices
0
Medicare group memberships
Hospitals
0
Hospital affiliations
1801 W Romneya Dr, Suite 501
Anaheim, CA, 92801
Phone (714) 778-0454
Medicare paid, 2024
$15K
244 services
Medicare patients, 2024
123
Average age 77
Drug cost, 2024
$527K
2,733 prescriptions
Company payments, 2025
$24.38
From 1 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Charng F Chong was code 99442 (telephone services), 138 times for 82 patients. In total Charng F Chong billed 244 services in 9 codes, and Medicare paid $15K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2008-04-10.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99442 Telephone Services | Office | 138 | 82 | $64.93 | $8,961 |
| 99213 Office E&M - Established | Office | 71 | 53 | $64.80 | $4,601 |
| 99203 Office E&M - New | Office | 17 | 17 | $67.96 | $1,155 |
By year: 2022 $11K for 159 services; 2023 $19K for 254 services; 2024 $15K for 244 services.
Medicare prescription drug claims, 2024
In 2024, the drug Charng F Chong prescribed most often to Medicare patients was Atorvastatin Calcium, with 153 prescriptions and refills. In total Charng F Chong wrote 2,733 Medicare prescriptions that cost $527K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Atorvastatin Calcium Generic | 153 | 337 | 55 | $719 |
| Icosapent Ethyl Generic | 152 | 379 | 66 | $73K |
| Rivastigmine Generic | 143 | 335 | 49 | $25K |
| Amlodipine Besylate Generic | 121 | 294 | 43 | $209 |
| Cyclosporine Generic | 119 | 237 | 56 | $70K |
| Metformin Hcl Generic | 111 | 250 | 44 | $332 |
| Vascepa Icosapent Ethyl | 80 | 130 | 32 | $45K |
| Rosuvastatin Calcium Generic | 79 | 213 | 29 | $434 |
| Memantine Hcl Er Memantine Hcl | 79 | 176 | 29 | $24K |
| Losartan Potassium Generic | 76 | 187 | 26 | $453 |
| Dutasteride-Tamsulosin Dutasteride/Tamsulosin Hcl | 62 | 172 | 26 | $15K |
| Azithromycin Generic | 44 | 44 | 43 | $92.63 |
| Epinastine Hcl Generic | 42 | 80 | 23 | $6,739 |
| Ibandronate Sodium Generic | 42 | 125 | 17 | $654 |
| Glimepiride Generic | 37 | 59 | Under 11 | $99.13 |
Brand drugs: - claims; generic drugs: 2,150 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Charng F Chong $24.38 ($24.38 in general payments such as food, travel and fees) from 1 company. The largest payer was Pfizer Inc. with $24.38.
| Company | Payments | Amount |
|---|---|---|
| Pfizer Inc. PFE | 1 | $24.38 |
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.