This provider averages 59 services per working day
Based on 147.4K total services over 10 years (250 working days/year). Learn about impossible service volumes →
This provider's $9.6M in total Medicare payments ranks in the 99th percentile of Internal Medicine providers nationally.
Averaging 59 services per working day raises questions about billing patterns.
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 | $324.32 | $95.29 | 3.40x | $229.03 | $884.8K | 14.5K | 4.6K |
| 2015 | $317.89 | $96.39 | 3.30x | $221.50 | $938.2K | 14.7K | 4.8K |
| 2016 | $320.49 | $96.47 | 3.32x | $224.02 | $934.1K | 15.1K | 4.8K |
| 2017 | $308.01 | $93.52 | 3.29x | $214.49 | $799.1K | 13.1K | 4.4K |
| 2018 | $245.37 | $77.80 | 3.15x | $167.57 | $834.9K | 13.6K | 3.8K |
| 2019 | $237.58 | $77.12 | 3.08x | $160.46 | $1.0M | 15.8K | 4.5K |
| 2020 | $244.54 | $81.50 | 3.00x | $163.04 | $1.1M | 17.2K | 4.2K |
| 2021 | $282.52 | $98.67 | 2.86x | $183.85 | $1.0M | 14.7K | 3.9K |
| 2022 | $285.29 | $93.73 | 3.04x | $191.56 | $1.1M | 15.5K | 4.2K |
| 2023 | $315.83 | $105.27 | 3.00x | $210.56 | $1.1M | 13.1K | 4.0K |
| Code | Description | Services | Payments | Avg/Service | Markup |
|---|---|---|---|---|---|
| 99232 | Subsequent hospital inpatient care, typically 25 minutes per day | 50.9K | $3.2M | $61.91 | 4.52x |
| 99214 | Established patient office or other outpatient, visit typically 25 minutes | 16.4K | $1.6M | $95.25 | 2.63x |
| 99222 | Initial hospital inpatient care, typically 50 minutes per day | 9.0K | $1.0M | $114.60 | 3.72x |
| 99238 | Hospital discharge day management, 30 minutes or less | 9.2K | $575.1K | $62.50 | 6.50x |
| 99233 | Subsequent hospital inpatient care, typically 35 minutes per day | 5.4K | $476.7K | $88.14 | 3.59x |
| 99310 | Subsequent nursing facility visit, typically 35 minutes per day | 3.7K | $419.6K | $113.92 | 2.63x |
| 97530 | Therapeutic activities to improve function, with one-on-one contact between patient and provider, each 15 minutes | 6.2K | $194.9K | $31.32 | 1.34x |
| 99495 | Transitional care management services, moderately complexity, requiring face-to-face visits within 14 days of discharge | 1.2K | $185.3K | $153.38 | 1.95x |
| 99223 | Initial hospital inpatient care, typically 70 minutes per day | 996 | $168.5K | $169.14 | 2.75x |
| 99490 | Chronic care management services at least 20 minutes per calendar month | 4.1K | $154.6K | $37.55 | 3.37x |
| 99306 | Initial nursing facility visit, typically 45 minutes per day | 1.1K | $151.7K | $139.65 | 2.86x |
| 93306 | Ultrasound examination of heart including color-depicted blood flow rate, direction, and valve function | 947 | $143.2K | $151.18 | 3.28x |
| 97110 | Therapeutic exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes | 6.2K | $126.6K | $20.41 | 2.45x |
| 99215 | Established patient office or other outpatient, visit typically 40 minutes | 941 | $124.5K | $132.31 | 2.65x |
| 99239 | Hospital discharge day management, more than 30 minutes | 1.3K | $116.2K | $91.27 | 5.42x |
| 97124 | Therapeutic massage to 1 or more areas, each 15 minutes | 6.4K | $110.4K | $17.33 | 1.44x |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 674 | $90.0K | $133.55 | 2.25x |
| 99309 | Subsequent nursing facility visit, typically 25 minutes per day | 990 | $78.1K | $78.90 | 3.42x |
| 93880 | Ultrasound scanning of blood flow (outside the brain) on both sides of head and neck | 385 | $68.1K | $176.83 | 2.83x |
| 97032 | Application of electrical stimulation to 1 or more areas, each 15 minutes | 5.9K | $65.1K | $11.01 | 13.63x |
This provider submits charges 3.76 times higher than what Medicare actually pays.
A markup ratio of 3.76x means for every $100 Medicare pays, this provider initially charges $376. This is higher 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 |
Share this provider's Medicare payment information
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.
Believe this data is inaccurate? Dispute this data