Mary Margaret Ellison, RPH
Pharmacist · O Fallon, MO
Mary Margaret Ellison, RPH is a pharmacist with a practice address in O Fallon, Missouri, and NPI 1871876953, issued on Sep 24, 2011. Check the license (Missouri 042428, 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
- Mary Margaret Ellison
- Credential
- RPH
- Primary taxonomy
- Pharmacist 183500000X
- License number
- 042428 MO
Self-reported in NPPES; status is on the state search - Practice location
- 1490 Mexico Loop RD E, O Fallon, MO 63366
- Phone
- (636) 978-1602
- Enumerated
- Sep 24, 2011
- Record last updated
- Sep 24, 2011 (not updated in 15 years: call before relying on the address or phone)
- Medicaid ID
- 1922013176 MO
- Entity
- Type 1 · individual
Also registered at 1490 Mexico Loop RD E
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Matthew BolomeyPharmacist1346022944
- Dennis Edson, RPHPharmacist1801179569
- Anish GeorgePharmacist1841574639
- Kevin Hodges, RPHPharmacist1487930061
- Reetika Puri, PHARM. DPharmacist1043823891
- Aditya ThakerPharmacist1598157810
Verify Mary Margaret Ellison in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license 042428Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84 pharmacist records list a practice address in O Fallon
They are 84 of the 1,225 NPPES records with a practice address in O Fallon, and 5,343 pharmacist records in Missouri. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 84 in O Fallon → All 5,343 in Missouri → Every provider in O Fallon →
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 Mary Margaret Ellison, RPH's NPI number?
Mary Margaret Ellison, RPH's National Provider Identifier (NPI) is 1871876953, issued on Sep 24, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Mary Margaret Ellison, RPH located?
The NPPES record lists a practice address at 1490 Mexico Loop RD E, O Fallon, MO, 63366. Phone: (636) 978-1602. Providers update this record themselves, so call before visiting.
How can I verify Mary Margaret Ellison, RPH's license?
NPPES lists Missouri license number 042428, 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), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.