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

Mark A Barnhill, DO

Individual provider Pediatrics Physician · NPI 1396721676

Mark A Barnhill, DO is a Pediatrics Physician in Johnston, Iowa. Licensed in Iowa. Registered with an NPI since 2005.

Licensed in
IA
In the registry since
2005
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

8101 Birchwood Ct Ste N
Johnston, IA 50131-2930
Phone: (515) 471-9243
Fax: (515) 471-9319
Show map & directions

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

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 01667 (IA)

Record details

NPI number1396721676
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedDecember 19, 2005
Last updated in NPPESMay 22, 2012
Mailing address8101 Birchwood Ct, Suite N, Johnston, IA 50131-2930

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