Physician
Ana M Sierra De Aragon MD
Ana M Sierra De Aragon MD was paid $250K by Medicaid between Apr 2020 and Nov 2024, across 14 billing codes. Its largest line is 99214, doctor's office visit, returning patient (more involved) — 96% of everything it billed.
33Billing provider infoANA M SIERRA DE ARAGON MD
GILBERT, AZ 85234
GILBERT, AZ 85234
33aNPI1528363694assigned 01/20/2011
33bProvider typeGeriatric Medicine (Internal Medicine) Physician
28Total paid$250K
24GClaims6,260
24DCodes billed14
24AFirst – last monthApr 2020 – Nov 2024
Compared with peers
Next to other Geriatric Medicine (Internal Medicine) Physician providers in Arizona
Rank by total paid#4 of 12
Median peer was paid$67K
This provider vs. median3.7×
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 | |
|---|---|---|---|
| 2020 | 898 | $37K | |
| 2021 | 1,082 | $49K | |
| 2022 | 1,213 | $53K | |
| 2023 | 1,481 | $53K | |
| 2024incomplete | 1,586 | $58K |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| 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 | 96% | 4,789 | 4,204 | $239K |
| 99439 | 1.3% | 348 | 347 | $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% | 58 | 53 | $2K |
| 99454 | <1% | 115 | 114 | $1K | |
| 99490 | Ccm add 20min | <1% | 438 | 437 | $1K |
| 90688 | <1% | 68 | 29 | $707.87 | |
| 99457 | <1% | 73 | 73 | $648.83 | |
| 99458 | <1% | 81 | 73 | $496.02 | |
| 96160 | <1% | 131 | 124 | $430.92 | |
| 99497 | <1% | 14 | 14 | $202.01 | |
| 90682 | <1% | 13 | 12 | $167.31 | |
| 99499 | <1% | 58 | 52 | $0.13 |
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 officialSIERRA DE ARAGON, ANA (PHYSICIAN)