Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. William Winston Nelson, MD

Individual provider Pediatric Anesthesiology Physician · NPI 1851372536

Dr. William Winston Nelson, MD is an Anesthesiology in St Petersburg, Florida. Qualified in 1986, 40 years ago. Practices with Poudre Valley Medical Group LLC, a 2,416-clinician group and accepts Medicare assignment. Licensed in Florida.

Years since qualifying
40
Licensed in
FL
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

501 6th Ave S Dept #6580070407
St Petersburg, FL 33701-4634
Phone: (727) 767-8480
Fax: (727) 767-8420
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Anesthesiology Physician (primary) Taxonomy 207LP3000X · Licence ME96917 (FL)

Record details

NPI number1851372536
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 9, 2005
Last updated in NPPESMarch 5, 2026
Certification dateMarch 5, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyANESTHESIOLOGY
Medical schoolOTHER
Graduated 1986 (40 years in practice)
Group practice Poudre Valley Medical Group Llc — 2416 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations7 on file with Medicare

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