Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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W. L. Gregory Siefert, MD

Individual provider Anesthesiology Physician · NPI 1437188521

W. L. Gregory Siefert, MD is an Anesthesiology Physician in Louisville, Kentucky. Works from 2 locations. Licensed in Kentucky and Ohio.

Licensed in
KY, OH
In the registry since
2006
Specialties on file
3
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

5129 Dixie Hwy Ste 201
Louisville, KY 40216-1727
Phone: (502) 430-6223
Fax: (502) 792-7272
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 101 Financial Pl Ste B103, Elizabethtown, KY 42701-8481 — (270) 600-7080

Specialties & licences

Pain Medicine (Anesthesiology) Physician (primary) Taxonomy 207LP2900X · Licence 46903 (KY)
Anesthesiology Physician Taxonomy 207L00000X · Licence 35-044005 (OH)
Pain Medicine (Anesthesiology) Physician Taxonomy 207LP2900X · Licence 35-044005 (OH)

Record details

NPI number1437188521
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 1, 2006
Last updated in NPPESOctober 28, 2019

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