Physician
O Brien, Elizabeth
O Brien, Elizabeth was paid $204K by Medicaid between Jan 2018 and May 2020, across 20 billing codes. Its largest line is 99391, Periodic comprehensive preventive medicine reevaluation, established patient, infant (under 1 year) — 18% of everything it billed.
33Billing provider infoO BRIEN, ELIZABETH
CHESTERFIELD, MO 63017
CHESTERFIELD, MO 63017
33aNPI1831276427assigned 11/01/2006
33bProvider typePediatrics Physician
28Total paid$204K
24GClaims4,898
24DCodes billed20
24AFirst – last monthJan 2018 – May 2020
Compared with peers
Next to other Pediatrics Physician providers in Missouri
Rank by total paid#183 of 992
Median peer was paid$40K
This provider vs. median5.0×
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 | 1,309 | $69K | |
| 2019 | 2,960 | $110K | |
| 2020 | 629 | $25K |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| 99391 | Periodic comprehensive preventive medicine reevaluation, established patient, infant (under 1 year) | 18% | 516 | 496 | $37K |
| 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 | 15% | 357 | 343 | $31K |
| 99213 | Doctor's office visit, returning patient (routine)Office or other outpatient visit for the evaluation and management of an established patient, low complexity | 13% | 454 | 438 | $26K |
| 99392 | Periodic comprehensive preventive medicine reevaluation, established patient, early childhood (1-4 years) | 12% | 339 | 331 | $25K |
| 92551 | 12% | 661 | 630 | $24K | |
| 99393 | Periodic comprehensive preventive medicine reevaluation, established patient, late childhood (5-11 years) | 10% | 285 | 271 | $21K |
| 99394 | Periodic comprehensive preventive medicine reevaluation, established patient, adolescent (12-17 years) | 4.3% | 109 | 105 | $9K |
| 99173 | 3.8% | 472 | 447 | $8K | |
| 90723 | 2.6% | 265 | 257 | $5K | |
| 90670 | 2.4% | 414 | 406 | $5K | |
| 90648 | 2.3% | 389 | 378 | $5K | |
| 90686 | 1.6% | 228 | 227 | $3K |
8 more codes
| 90680 | <1% | 168 | $2K | |
| 90633 | <1% | 89 | $1K | |
| 90734 | <1% | 39 | $420.69 | |
| 99212 | Office or other outpatient visit for the evaluation and management of an established patient, straightforward | <1% | 12 | $411.72 |
| 87804 | Infectious agent antigen detection by immunoassay; Influenza, each type | <1% | 15 | $341.77 |
| 90651 | <1% | 43 | $266.60 | |
| 94640 | Pressurized or nonpressurized inhalation treatment for acute airway obstruction | <1% | 12 | $192.58 |
| 90620 | <1% | 31 | $175.92 |
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.