Mark Barnhill, DO
Pediatrics Physician · Johnston, IA
Mark Barnhill, DO is a pediatrics physician with a practice address in Johnston, Iowa, and NPI 1396721676, issued on Dec 19, 2005. Check the license on the Iowa Board of Medicine; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Mark Barnhill
- Credential
- DO
- Primary taxonomy
- Pediatrics Physician 208000000X
- Practice location
- 8101 Birchwood CT, Johnston, IA 50131
- Phone
- (515) 471-9243
- Enumerated
- Dec 19, 2005
- Entity
- Type 1 · individual
Also registered at 8101 Birchwood CT
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lynna SikoraCritical Care Medicine Nurse Practitioner1881174498
Verify Mark Barnhill in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of MedicineCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
4 pediatrics physician records list a Johnston practice address
They are 4 of the 524 NPPES records with a Johnston practice address, and 637 pediatrics physician records in Iowa. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 4 in Johnston → All 637 in Iowa → Every provider in Johnston →
Other pediatrics physician records in Iowa
- Abdullah Abu-Aqoulah, MBBSIowa City, IA1144906116
- Stephanie Acosta, MDIowa City, IA1609261718
- Neeru Aggarwal, M.D.Bettendorf, IA1467410084
- Aaqib Ahmed, MDDes Moines, IA1831933951
- Alaa Ahmed, MDIowa City, IA1508608753
- Anum Akbar, MD, PHDIowa City, IA1639968746
- Aunum Akhter, MDIowa City, IA1124548813
- Irmak Aksit, MDIowa City, IA1235068016
- Rawan Al-Rawi, MDIowa City, IA1891363438
- Dina Al-Zubeidi, MDIowa City, IA1245448232
Common questions
What is Mark Barnhill, DO's NPI number?
Mark Barnhill, DO's National Provider Identifier (NPI) is 1396721676, issued on Dec 19, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mark Barnhill, DO located?
The NPPES record lists a practice address at 8101 Birchwood CT, Johnston, IA, 50131. Phone: (515) 471-9243. Providers update this record themselves, so call before visiting.
How can I verify Mark Barnhill, DO's license?
Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.