Ophthalmology · Oroville, CA
NPI
1871550939
Since 2006
Specialty
Ophthalmology
Code 207W00000X
Group practices
1
Medicare group memberships
Hospitals
1
Hospital affiliations
2809 Olive Hwy, Ste 250
Oroville, CA, 95966
Phone (530) 532-7650
Groups this clinician bills Medicare through
Medicare paid, 2024
$248K
2,722 services
Medicare patients, 2024
900
Average age 76
Drug cost, 2024
$191K
1,844 prescriptions
Company payments, 2025
$443
From 2 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Charlene D Chang-Smith was code 92012 (ophthalmological e&m), 651 times for 373 patients. In total Charlene D Chang-Smith billed 2,722 services in 39 codes, and Medicare paid $248K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2007-07-08.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 92012 Ophthalmological E&M | Office | 651 | 373 | $65.56 | $43K |
| 92014 Ophthalmological E&M | Office | 601 | 583 | $90.31 | $54K |
| 92133 Computerized Ophthalmic Imaging | Office | 327 | 317 | $27.04 | $8,844 |
| 92134 Computerized Ophthalmic Imaging | Office | 254 | 246 | $29.75 | $7,557 |
| 92083 Vision, Hearing, and Speech Services | Office | 207 | 203 | $44.70 | $9,254 |
| 92004 Ophthalmological E&M | Office | 98 | 98 | $98.20 | $9,623 |
| 92020 Ophthalmological E&M | Office | 94 | 91 | $20.55 | $1,932 |
| 66984 Cataract Surgery | Facility | 91 | 63 | $427.67 | $39K |
| 76519 Ultrasound - Nonspecific | Office | 88 | 65 | $40.11 | $3,530 |
| 66984 Cataract Surgery | Office | 54 | 42 | $416.91 | $23K |
| 65855 Fluid Flow and Drainage of Eye (Any Method) | Office | 48 | 28 | $186.60 | $8,957 |
| 66821 Cataract Surgery | Facility | 32 | 29 | $247.70 | $7,926 |
| 67820 Eye | Office | 27 | 18 | $14.44 | $390 |
| 99212 Office E&M - Established | Office | 24 | 24 | $46.09 | $1,106 |
| 92285 Standard X-ray | Office | 21 | 21 | $15.95 | $335 |
By year: 2022 $310K for 3,269 services; 2023 $288K for 2,973 services; 2024 $248K for 2,722 services.
Medicare prescription drug claims, 2024
In 2024, the drug Charlene D Chang-Smith prescribed most often to Medicare patients was Latanoprost, with 320 prescriptions and refills. In total Charlene D Chang-Smith wrote 1,844 Medicare prescriptions that cost $191K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Latanoprost Generic | 320 | 520 | 70 | $2,703 |
| Ketorolac Tromethamine Generic | 209 | 226 | 113 | $3,511 |
| Azelastine Hcl Generic | 179 | 246 | 73 | $3,942 |
| Timolol Maleate Generic | 168 | 394 | 62 | $2,332 |
| Prednisolone Acetate Generic | 165 | 195 | 110 | $5,729 |
| Erythromycin Erythromycin Base | 147 | 147 | 71 | $1,265 |
| Difluprednate Generic | 105 | 106 | 63 | $7,292 |
| Brimonidine Tartrate Generic | 92 | 215 | 32 | $7,741 |
| Lumigan Bimatoprost | 87 | 184 | 25 | $49K |
| Rhopressa Netarsudil Mesylate | 35 | 42 | Under 11 | $11K |
| Dorzolamide Hcl Generic | 33 | 69 | Under 11 | $616 |
| Bromsite Bromfenac Sodium | 30 | 53 | 22 | $7,718 |
| Alphagan P Brimonidine Tartrate | 30 | 61 | Under 11 | $15K |
| Dorzolamide-Timolol Dorzolamide Hcl/Timolol Maleat | 30 | 72 | Under 11 | $647 |
| Brimonidine Tartrate-Timolol Brimonidine Tartrate/Timolol | 24 | 45 | Under 11 | $3,499 |
Brand drugs: 649 claims; generic drugs: 1,195 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Charlene D Chang-Smith $443 ($443 in general payments such as food, travel and fees) from 2 companies. The largest payer was Medtronic, Inc. with $405.
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.