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

Dr. John Dalton Madigan, MD

Individual provider Anesthesiology Physician · NPI 1225617723

Dr. John Dalton Madigan, MD is an Anesthesiology in Knoxville, Tennessee. Qualified in 2021, 5 years ago. Practices with University Anesthesiologists, PLLC, a 150-clinician group and accepts Medicare assignment. Licensed in Tennessee.

Years since qualifying
5
Licensed in
TN
In the registry since
2021
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

1924 Alcoa Hwy # U-109
Knoxville, TN 37920-1511
Phone: (865) 305-9220
Fax: (865) 305-9216
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 66601 (TN)

Record details

NPI number1225617723
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 3, 2021
Last updated in NPPESMay 18, 2025
Certification dateMay 18, 2025

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice University Anesthesiologists, Pllc — 150 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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