This provider's $8.6M in total Medicare payments ranks in the 99th percentile of Internal Medicine providers nationally.
Their average markup ratio of 6.48x is significantly above the specialty median of 2.9x.
Medicare payments to this provider grew 567% from 2014 to 2023.
AI-generated analysis based on Medicare payment data.
Notable: Payments increased 72% in 2019
Year-over-year payment surges can indicate changes in practice volume, new services, or billing pattern shifts.
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 | $355.89 | $122.18 | 2.91x | $233.71 | $238.3K | 2.3K | 882 |
| 2015 | $353.37 | $124.45 | 2.84x | $228.92 | $263.2K | 2.8K | 1.1K |
| 2016 | $578.32 | $110.90 | 5.21x | $467.42 | $386.8K | 4.7K | 1.5K |
| 2017 | $1.1K | $111.69 | 9.73x | $974.99 | $409.7K | 4.9K | 1.8K |
| 2018 | $1.1K | $108.22 | 10.62x | $1.0K | $602.1K | 6.7K | 2.4K |
| 2019 | $1.1K | $114.81 | 9.91x | $1.0K | $1.0M | 10.5K | 3.9K |
| 2020 | $1.1K | $111.77 | 9.40x | $938.32 | $1.2M | 12.9K | 4.9K |
| 2021 | $962.00 | $102.42 | 9.39x | $859.58 | $1.2M | 12.4K | 4.4K |
| 2022 | $945.50 | $103.77 | 9.11x | $841.73 | $1.6M | 16.0K | 5.9K |
| 2023 | $980.64 | $101.29 | 9.68x | $879.35 | $1.6M | 16.5K | 6.2K |
| Code | Description | Services | Payments | Avg/Service | Markup |
|---|---|---|---|---|---|
| 99233 | Subsequent hospital inpatient care, typically 35 minutes per day | 25.2K | $2.3M | $91.49 | 9.08x |
| 99214 | Established patient office or other outpatient, visit typically 25 minutes | 8.3K | $857.1K | $103.77 | 3.83x |
| 99232 | Subsequent hospital inpatient care, typically 25 minutes per day | 13.7K | $842.7K | $61.62 | 8.03x |
| 99215 | Established patient office or other outpatient, visit typically 40 minutes | 5.4K | $793.0K | $146.78 | 3.40x |
| 99291 | Critical care delivery critically ill or injured patient, first 30-74 minutes | 3.3K | $615.9K | $186.88 | 4.44x |
| 99223 | Initial hospital inpatient care, typically 70 minutes per day | 3.5K | $587.7K | $166.86 | 5.26x |
| 99497 | Advance care planning by the physician or other qualified health care professional | 6.5K | $454.3K | $69.76 | 6.42x |
| 99358 | Prolonged patient service without direct patient contact first hour | 4.7K | $453.6K | $96.70 | 2.97x |
| 99356 | Prolonged inpatient or observation hospital service first hour | 4.0K | $317.2K | $79.61 | 2.58x |
| 99222 | Initial hospital inpatient care, typically 50 minutes per day | 1.5K | $174.9K | $114.94 | 4.34x |
| 99443 | Telephone medical discussion with physician, 21-30 minutes | 1.5K | $168.3K | $111.14 | 2.71x |
| 99205 | New patient office or other outpatient visit, typically 60 minutes | 909 | $165.6K | $182.16 | 3.30x |
| 43239 | Biopsy of the esophagus, stomach, and/or upper small bowel using an endoscope | 1.5K | $114.1K | $77.90 | 20.83x |
| 45385 | Removal of polyps or growths of large bowel using an endoscope | 406 | $88.5K | $218.10 | 11.40x |
| 45380 | Biopsy of large bowel using an endoscope | 582 | $75.4K | $129.58 | 17.74x |
| 99204 | New patient office or other outpatient visit, typically 45 minutes | 523 | $70.4K | $134.69 | 3.72x |
| 99354 | Prolonged office or other outpatient service first hour | 604 | $68.0K | $112.58 | 1.65x |
| 45378 | Diagnostic examination of large bowel using an endoscope | 422 | $61.7K | $146.17 | 15.63x |
| 99226 | Subsequent observation care, typically 35 minutes per day | 664 | $59.2K | $89.16 | 7.60x |
| G0316 | Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th | 1.9K | $50.2K | $25.99 | 5.77x |
This provider submits charges 6.48 times higher than what Medicare actually pays.
A markup ratio of 6.48x means for every $100 Medicare pays, this provider initially charges $648. 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