Mark Byerley
Pharmacist · Potosi, MO
Mark Byerley is a pharmacist with a practice address in Potosi, Missouri, and NPI 1144822867, issued on Nov 9, 2020. Check the license (Missouri 2006008797, as entered in NPPES) with the Missouri board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Mark Byerley
- Primary taxonomy
- Pharmacist 183500000X
- License number
- 2006008797 MO
Self-reported in NPPES; status is on the state search - Practice location
- 1 Memorial Dr, Potosi, MO 63664
- Phone
- (573) 436-9193
- Enumerated
- Nov 9, 2020
- Entity
- Type 1 · individual
Also registered at 1 Memorial Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Holly HarrellPharmacist1629678842
- Alex MorganPharmacist1043815483
- Izet PorobicPharmacist1093595506
- Ashley Williams, PHARMDPharmacist1881294320
Verify Mark Byerley in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license 2006008797Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
6 pharmacist records list a Potosi practice address
They are 6 of the 111 NPPES records with a Potosi practice address, and 5,374 pharmacist records in Missouri. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 6 in Potosi → All 5,374 in Missouri → Every provider in Potosi →
Other pharmacist records in Missouri
- Adrian Abadiano, PHARM.D.Belton, MO1568759363
- Debra Abbott, RPHMexico, MO1487960514
- Vickie Abbott, RPHIndependence, MO1649545971
- Stacey Abby, PHARMDWildwood, MO1518815125
- Amany AbdallahSaint Charles, MO1265309330
- Menatalla AbdellatifSaint Louis, MO1912749458
- Anosha Abdul BasirMaryland Heights, MO1609572080
- Alec AbelColumbia, MO1891461554
- Katy Abelbeck, PHARMDKansas City, MO1578846747
- Cynthia Abernathy, RPHO Fallon, MO1497195234
Common questions
What is Mark Byerley's NPI number?
Mark Byerley's National Provider Identifier (NPI) is 1144822867, issued on Nov 9, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Mark Byerley located?
The NPPES record lists a practice address at 1 Memorial Dr, Potosi, MO, 63664. Phone: (573) 436-9193. Providers update this record themselves, so call before visiting.
How can I verify Mark Byerley's license?
NPPES lists Missouri license number 2006008797, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.
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.