ANDREW WALKER, M.D.
Gastroenterology Physician · MADISON, WI
Individual Active NPI 1649482605
Medicare payment data Part B · 2024
| Year | Beneficiaries | Services | Submitted | Allowed | Paid |
|---|---|---|---|---|---|
| 2024 | 380 | 1,567 | $2,214,947 | $138,194 | $109,663 |
| 2023 | 347 | 1,411 | $1,664,136 | $112,720 | $89,736 |
| 2022 | 324 | 753 | $1,593,529 | $85,985 | $66,996 |
Top procedures (2024)
| HCPCS | Description | Services | Avg allowed | Avg paid |
|---|---|---|---|---|
| G0500 | Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito | 138 | $5 | $4 |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 116 | $224 | $188 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 78 | $72 | $57 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 55 | $66 | $49 |
| 45380 | Biopsy of large bowel using a flexible endoscope | 41 | $82 | $60 |
| 43249 | Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm | 40 | $107 | $77 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 40 | $118 | $92 |
| 99213 | Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | 36 | $85 | $55 |
| 36415 | Insertion of needle into vein for collection of blood sample | 30 | $9 | $9 |
| 43238 | Ultrasound guided needle aspiration or biopsy of esophagus using a flexible endoscope | 20 | $194 | $155 |
| 43264 | Removal of stone or debris from bile or pancreatic duct using a flexible endoscope | 20 | $212 | $169 |
| 99214 | Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | 20 | $121 | $89 |
Taxonomy & licensure
| Specialty | Code | Primary | License | State |
|---|---|---|---|---|
| Gastroenterology Physician | 207RG0100X | ✓ | 52357 | WI |
Medicare eligibility
- Part B
- Yes
- DME
- Yes
- Home health
- Yes
- Power mobility
- Yes
- Hospice
- Yes
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Source: NPPES (public domain) and CMS Medicare Physician & Other Practitioners data. Not affiliated with CMS, NPPES, or any government agency.