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

Dr. Neil D Wallen, MD

Individual provider Allergy Physician · NPI 1326043373

Dr. Neil D Wallen, MD is an Allergy Physician in Bristol, Tennessee. Licensed in Tennessee. Registered with an NPI since 2005.

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

See every abbreviation used in this directory →

Practice location Address checks out

933 Highway 126
Bristol, TN 37620-3310
Phone: (423) 844-7000
Fax: (423) 844-7007
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Allergy Physician (primary) Taxonomy 207KA0200X · Licence MD0000017754 (TN)

Record details

NPI number1326043373
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 16, 2005
Last updated in NPPESSeptember 24, 2009

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