Physician Profile
Based in San Diego, CA, William D. Leonard, M.D. is listed in the NPI registry under anesthesiology. William graduated from Uniformed Services Uhs Fe Hebert School of Med in 1995. Medicare claims data shows William provided 100 services to 100 patients. The services billed most often include anesthesia for other procedure on large bowel using an endoscope, anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope, and anesthesia for lens surgery.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
3444 KEARNY VILLA RD STE 100
San Diego, CA 92123
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
100 services · 100 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Anesthesia for other procedure on large bowel using an endoscope | Anaesthesia | 00811 |
37 | More often than most peers in Anesthesiology |
| Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | Anaesthesia | 00731 |
32 | More often than most peers in Anesthesiology |
| Anesthesia for lens surgery | Anaesthesia | 00142 |
18 | |
| Anesthesia for other procedure on upper abdomen | Anaesthesia | 00790 |
13 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
William D. Leonard is an anesthesiologist in San Diego, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.
NPI registry
William D. Leonard is listed at 3444 Kearny Villa Rd Ste 100, San Diego, CA 92123. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (858) 268-3566. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
William D. Leonard's National Provider Identifier is 1265514475. 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
William D. Leonard attended Uniformed Services Uhs Fe Hebert School of Med, graduating in 1995. This comes from the CMS National Downloadable File.
CMS public data
William D. Leonard has 31 years experience. Calculated from a graduation year of 1995, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, William D. Leonard provides treatments such as anesthesia for other procedure on large bowel using an endoscope and anesthesia for other procedure on esophagus, stomach, or upper small 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 William D. Leonard. 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.