This provider averages 71 services per working day
Based on 177.7K total services over 10 years (250 working days/year). Learn about impossible service volumes →
This provider's $9.7M in total Medicare payments ranks in the 99th percentile of Internal Medicine providers nationally.
Averaging 71 services per working day raises questions about billing patterns.
Medicare payments to this provider grew 71% from 2014 to 2023.
AI-generated analysis based on Medicare payment data.
Average per-service amounts submitted by the provider compared to what Medicare actually paid — the gap represents the markup.
| Year | Avg Submitted | Avg Paid | Markup Ratio | Gap per Service | Total Payments | Services | Beneficiaries |
|---|---|---|---|---|---|---|---|
| 2014 | $79.07 | $46.45 | 1.70x | $32.62 | $753.8K | 16.6K | 5.6K |
| 2015 | $84.82 | $51.75 | 1.64x | $33.07 | $714.9K | 15.7K | 5.5K |
| 2016 | $89.84 | $55.10 | 1.63x | $34.74 | $757.1K | 16.6K | 5.8K |
| 2017 | $88.60 | $55.59 | 1.59x | $33.01 | $893.1K | 18.4K | 7.0K |
| 2018 | $93.33 | $56.10 | 1.66x | $37.23 | $908.4K | 18.6K | 7.2K |
| 2019 | $94.60 | $59.16 | 1.60x | $35.44 | $1.0M | 19.7K | 7.0K |
| 2020 | $92.36 | $54.08 | 1.71x | $38.28 | $935.2K | 16.6K | 5.6K |
| 2021 | $110.86 | $68.72 | 1.61x | $42.14 | $1.2M | 18.1K | 6.0K |
| 2022 | $112.28 | $74.60 | 1.51x | $37.68 | $1.2M | 18.3K | 6.2K |
| 2023 | $122.05 | $81.24 | 1.50x | $40.81 | $1.3M | 19.0K | 7.1K |
| Code | Description | Services | Payments | Avg/Service | Markup |
|---|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, typically 15 minutes | 68.2K | $4.2M | $61.25 | 1.53x |
| 99442 | Physician telephone patient service, 11-20 minutes of medical discussion | 21.8K | $1.6M | $71.35 | 1.70x |
| 99232 | Subsequent hospital inpatient care, typically 25 minutes per day | 17.1K | $1.0M | $61.24 | 1.71x |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 4.6K | $618.9K | $133.49 | 1.50x |
| 99222 | Initial hospital inpatient care, typically 50 minutes per day | 2.4K | $275.1K | $114.08 | 1.84x |
| 99308 | Subsequent nursing facility visit, typically 15 minutes per day | 4.6K | $269.9K | $58.99 | 1.44x |
| 99233 | Subsequent hospital inpatient care, typically 35 minutes per day | 2.7K | $235.0K | $88.20 | 1.42x |
| 99238 | Hospital discharge day management, 30 minutes or less | 3.0K | $183.7K | $62.01 | 1.45x |
| G0008 | Administration of influenza virus vaccine | 6.2K | $161.6K | $26.02 | 1.38x |
| 99223 | Initial hospital inpatient care, typically 70 minutes per day | 670 | $112.1K | $167.35 | 1.49x |
| 90670 | Pneumococcal vaccine for injection into muscle | 510 | $97.9K | $192.02 | 1.30x |
| 99305 | Initial nursing facility visit, typically 35 minutes per day | 851 | $94.6K | $111.15 | 1.63x |
| 90694 | Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 1.2K | $89.3K | $72.92 | 1.23x |
| 99212 | Established patient office or other outpatient visit, typically 10 minutes | 2.3K | $88.1K | $38.44 | 1.51x |
| 99214 | Established patient office or other outpatient, visit typically 25 minutes | 694 | $64.1K | $92.36 | 1.52x |
| 93000 | Routine EKG using at least 12 leads including interpretation and report | 4.9K | $63.9K | $13.15 | 3.57x |
| 99309 | Subsequent nursing facility visit, typically 25 minutes per day | 780 | $61.5K | $78.89 | 1.47x |
| 99204 | New patient office or other outpatient visit, typically 45 minutes | 524 | $59.9K | $114.33 | 1.75x |
| 90677 | Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 168 | $47.2K | $280.79 | 1.25x |
| 83036 | Hemoglobin A1C level | 3.6K | $43.5K | $12.11 | 2.48x |
This provider submits charges 1.64 times higher than what Medicare actually pays.
A markup ratio of 1.64x means for every $100 Medicare pays, this provider initially charges $164. This is lower than the national average.
Always verify provider credentials and location before scheduling appointments. This data reflects Medicare payments and may not include all practice locations.
Other Internal Medicine providers in CA for peer comparison.
| Provider | Location | Total Payments | Status |
|---|---|---|---|
| Aaron Jeng, MD, MPH | San Gabriel, CA | $45.6M | ✓ Clear |
| Richard Park, M.D. | Granada Hills, CA | $34.7M | ⚠️ Flagged |
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Last Updated: February 2026 (data through 2023, the latest CMS release)
Note: All data is from publicly available Medicare records. OpenMedicare is an independent journalism project not affiliated with CMS.
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