Physician
Greg Martins Oji, MD. INC.
Greg Martins Oji, MD. INC. was paid $37K by Medicaid between Jan 2022 and Nov 2024, across 24 billing codes. Its largest line is G9920, Screening performed and negative — 32% of everything it billed.
33Billing provider infoGREG MARTINS OJI, MD. INC.
DUARTE, CA 91010
DUARTE, CA 91010
33aNPI1780262576assigned 04/01/2021
33bProvider typePediatrics Physician
28Total paid$37K
24GClaims7,929
24DCodes billed24
24AFirst – last monthJan 2022 – Nov 2024
Compared with peers
Next to other Pediatrics Physician providers in California
Rank by total paid#627 of 1,490
Median peer was paid$15K
This provider vs. median2.5×
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 | |
|---|---|---|---|
| 2022 | 3,726 | $22K | |
| 2023 | 1,247 | $7K | |
| 2024incomplete | 2,956 | $8K |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| G9920 | Screening performed and negative | 32% | 1,562 | 1,557 | $12K |
| 99213 | Doctor's office visit, returning patient (routine)Office or other outpatient visit for the evaluation and management of an established patient, low complexity | 18% | 2,137 | 1,980 | $7K |
| 96110 | Developmental screening, with scoring and documentation, per standardized instrument | 13% | 450 | 449 | $5K |
| 99394 | Periodic comprehensive preventive medicine reevaluation, established patient, adolescent (12-17 years) | 12% | 328 | 328 | $4K |
| 99393 | Periodic comprehensive preventive medicine reevaluation, established patient, late childhood (5-11 years) | 6.8% | 333 | 333 | $3K |
| 92551 | 6.0% | 728 | 728 | $2K | |
| 99392 | Periodic comprehensive preventive medicine reevaluation, established patient, early childhood (1-4 years) | 3.3% | 126 | 126 | $1K |
| 90686 | 2.2% | 163 | 163 | $810.00 | |
| 92552 | 1.9% | 200 | 200 | $709.88 | |
| 99460 | 1.1% | 16 | 16 | $406.68 | |
| 99214 | Doctor's office visit, returning patient (more involved)Office or other outpatient visit for the evaluation and management of an established patient, moderate complexity | <1% | 184 | 169 | $330.00 |
| 99238 | Hospital discharge day management, 30 minutes or less | <1% | 16 | 16 | $323.92 |
12 more codes
| 99212 | Office or other outpatient visit for the evaluation and management of an established patient, straightforward | <1% | 209 | $212.75 |
| 90670 | <1% | 39 | $180.00 | |
| 90656 | <1% | 44 | $117.00 | |
| 90471 | Immunization administration (includes percutaneous, intradermal, subcutaneous, or intramuscular injections), 1 vaccine | <1% | 277 | $85.60 |
| 90460 | Immunization administration through 18 years of age via any route, first or only component | <1% | 31 | $79.20 |
| 90651 | <1% | 15 | $54.00 | |
| 96127 | <1% | 186 | $24.00 | |
| 92081 | <1% | 525 | $2.51 | |
| 92014 | Ophthalmological services: medical examination and evaluation, comprehensive, established patient | 0% | 57 | $0.00 |
| 99173 | 0% | 61 | $0.00 | |
| 90472 | Immunization administration, each additional vaccine (list separately) | 0% | 117 | $0.00 |
| 99211 | Office or other outpatient visit for the evaluation and management of an established patient, minimal severity | 0% | 125 | $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 officialOJI, GREG (OWNER)