Physician
Sophia T. Chen, M.D. a Professional Corporation
Sophia T. Chen, M.D. a Professional Corporation was paid $189K by Medicaid between Jan 2018 and Nov 2024, across 19 billing codes. Its largest line is 92014, Ophthalmological services: medical examination and evaluation, comprehensive, established patient — 37% of everything it billed.
33Billing provider infoSOPHIA T. CHEN, M.D. A PROFESSIONAL CORPORATION
OAKLAND, CA 94607
OAKLAND, CA 94607
33aNPI1437558202assigned 08/18/2014
33bProvider typeOphthalmology Physician
28Total paid$189K
24GClaims25,190
24DCodes billed19
24AFirst – last monthJan 2018 – Nov 2024
Compared with peers
Next to other Ophthalmology Physician providers in California
Rank by total paid#226 of 759
Median peer was paid$35K
This provider vs. median5.4×
Peers share this provider's primary NPPES type and state. Size alone says nothing about billing quality: a big agency or a hospital system is expected to sit far above the median.
Box 24A · Dates of service
Paid by month
Paid that monthNov–Dec 2024: claims still arriving when the file was cut, so these months run low for every provider
By year, as a table
| Year | Claims | Paid | |
|---|---|---|---|
| 2018 | 3,918 | $19K | |
| 2019 | 5,017 | $21K | |
| 2020 | 2,236 | $8K | |
| 2021 | 3,308 | $24K | |
| 2022 | 3,597 | $58K | |
| 2023 | 3,714 | $26K | |
| 2024incomplete | 3,400 | $34K |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| 92014 | Ophthalmological services: medical examination and evaluation, comprehensive, established patient | 37% | 6,047 | 6,031 | $70K |
| 92004 | Ophthalmological services: medical examination and evaluation, comprehensive, new patient | 24% | 3,159 | 3,150 | $46K |
| 66984 | Extracapsular cataract removal with insertion of intraocular lens prosthesis | 14% | 1,197 | 1,179 | $26K |
| 92083 | 9.1% | 3,989 | 3,967 | $17K | |
| 92133 | 5.4% | 5,338 | 5,320 | $10K | |
| 65820 | 2.5% | 151 | 150 | $5K | |
| 92025 | 1.8% | 1,693 | 1,675 | $3K | |
| 99213 | Doctor's office visit, returning patient (routine)Office or other outpatient visit for the evaluation and management of an established patient, low complexity | 1.5% | 363 | 353 | $3K |
| 92250 | 1.5% | 1,392 | 1,390 | $3K | |
| 76519 | 1.3% | 548 | 544 | $3K | |
| 92136 | <1% | 699 | 688 | $2K | |
| 65855 | <1% | 224 | 192 | $1K |
7 more codes
| 99214 | Doctor's office visit, returning patient (more involved) | <1% | 53 | $569.58 |
| 92134 | <1% | 140 | $268.24 | |
| 92015 | Determination of refractive state | <1% | 68 | $219.14 |
| 92012 | Ophthalmological services: medical examination and evaluation, intermediate, established patient | <1% | 12 | $120.10 |
| G2012 | Brief communication technology-based service, e.g. virtual check-in, by a physician or other qualified health care professional who can report evaluation and management services, provided to an established patient, not originating from a related e/m service provided within the previous 7 days nor leading to an e/m service or procedure within the next 24 hours or soonest available appointment; 5-10 minutes of medical discussion | <1% | 78 | $24.96 |
| T1014 | Telehealth transmission, per minute, professional services bill separately | 0% | 15 | $0.00 |
| 99443 | 0% | 24 | $0.00 |
Claims and beneficiary counts add up across code × month rows, so one patient seen every month counts many times. Rows with fewer than 12 claims are suppressed by HHS, so small lines can be missing.
From NPPES
Who's on the registration
Authorized officialCHEN, SOPHIA (PHYSICIAN)