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

Dr. John Henry Hagmann, MD

Individual provider Emergency Medicine Physician · NPI 1821368564

Dr. John Henry Hagmann, MD is an Emergency Medicine Physician in Partlow, Virginia. Practices as a sole proprietor. Licensed in Virginia.

Licensed in
VA
In the registry since
2012
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

8901 Jor Syd Ln
Partlow, VA 22534-9655
Phone: (571) 220-8710
Show map & directions

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

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 0101226760 (VA)

Record details

NPI number1821368564
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 11, 2012
Last updated in NPPESJanuary 11, 2012
Mailing address8901 Jor Syd Ln, Partlow, VA 22534-9655