Physician Profile
Based in Madison, WI, William M. Stewart, MD is listed in the NPI registry under anesthesiology. William graduated from University of Wisconsin School of Medicine in 2019. According to Medicare claims data, William cared for 73 Medicare patients across 73 services. The services billed most often include anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope, anesthesia for other procedure on large bowel using an endoscope, and other procedure on nervous system.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Source: NPPES NPI Registry
600 HIGHLAND AVE
Madison, WI 53792
Within Anesthesiology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Anesthesia complications
Back & spine
Chronic pain
Facial & jaw pain
General pain
Head & facial pain
Headaches
Joint pain
Mental health
Muscle pain
Musculoskeletal pain
Nerve pain
Pelvic pain
Post-surgery recovery
Sedation & anesthesia
Spine pain
Ablation
Head & facial procedures
Implants & devices
Infusion therapies
Infusion therapy
Joint injections
Muscle injections
Nerve blocks
Nerve injections
Nerve procedures
Pain relief procedures
Regional anesthesia
Sedation
Sedation & anesthesia
Spine injections
Spine procedures
73 services · 73 patients · 5 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Other procedure on nervous system | Procedure | 64999 |
11 |
| Continuous infusion of anesthetic agent and/or steroid into thigh nerve (femoral nerve) through catheter | Procedure | 64448 |
11 |
| Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | Anaesthesia | 00731 |
27 |
| Anesthesia for other procedure on large bowel using an endoscope | Anaesthesia | 00811 |
13 |
| Anesthesia for other procedure on urinary system through urethra | Anaesthesia | 00910 |
11 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Stewart is an anesthesiologist in Madison, WI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.
NPI registry
Dr. Stewart is listed at 600 Highland Ave, Madison, WI 53792. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (608) 263-6400. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Stewart's National Provider Identifier is 1023678570. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Stewart attended University of Wisconsin School of Medicine, graduating in 2019. This comes from the CMS National Downloadable File.
CMS public data
Dr. Stewart has 7 years experience. Calculated from a graduation year of 2019, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Stewart performs procedures including other procedure on nervous system and continuous infusion of anesthetic agent and/or steroid into thigh nerve through catheter; provides treatments such as anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope and anesthesia for other procedure on large bowel using an endoscope. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Stewart. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.