Barbara Ellzey, MD
Emergency Medicine Physician · Saint Louis, MO
Barbara Ellzey, MD is an emergency medicine physician with a practice address in Saint Louis, Missouri, and NPI 1235116492, issued on Dec 29, 2005. Check the license (Missouri R9742, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Barbara Ellzey
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- R9742 MO
Self-reported in NPPES; status is on the state search - Practice location
- 11123 S Towne SQ, Saint Louis, MO 63123
- Phone
- (314) 487-4537
- Enumerated
- Dec 29, 2005
- Entity
- Type 1 · individual
Also registered at 11123 S Towne SQ
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lowell Barrowes, MDEmergency Medicine Physician1720066491
- John Beck, M.D.Emergency Medicine Physician1083686158
- Carmel Bonnaig, MDEmergency Medicine Physician1558331272
- Mehrdad Haghighat-Jou, D.O.Emergency Medicine Physician1538134879
- Mohamed Kuziez, MDEmergency Medicine Physician1457338493
- Otha Rains, M.D.Emergency Medicine Physician1720064009
Verify Barbara Ellzey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license R9742Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
37% more Medicare Part D claims than the average emergency medicine physician in 2024
487 Medicare Part D claims for 344 beneficiaries, against an average of 355 among the 49,029 providers of this specialty who prescribed in Part D. 33 claims were for opioids.
Most prescribed
- Prednisone42 claims
- Azithromycin38 claims
- Doxycycline Hyclate36 claims
- Amoxicillin-Clavulanate Potass32 claims
- Cefuroxime25 claims
- Hydrocodone-Acetaminophen21 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's Medicare quality score for 2023: 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
3 hospital and facility affiliations
- Memorial HospitalChester, IL · Acute Care Hospitals5 of 5 stars
- Emergency Physicians OF St Lukes LLCDes Peres, MO
- Premier Medical Physicians LLCDes Peres, MO
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
363 emergency medicine physician records list a Saint Louis practice address
They are 363 of the 27,605 NPPES records with a Saint Louis practice address, and 1,352 emergency medicine physician records in Missouri.
All 363 in Saint Louis → All 1,352 in Missouri → Every provider in Saint Louis →
Other emergency medicine physician records in Missouri
- Robert Abbott, M.D.Saint Charles, MO1144269267
- Nagla Abdelmalek, M.D.Saint Louis, MO1003847591
- Donald Ables, MDKansas City, MO1346222189
- Enyo Ablordeppey, MDSaint Louis, MO1548468200
- Allison Abma, DOBranson, MO1033613302
- Sean Abraham, D.O.Columbia, MO1326368994
- Lajon Addison, D.O.Columbia, MO1104871854
- Opeolu Adeoye, MDSaint Louis, MO1023120623
- Lukuman Afuwape, M.DKansas City, MO1639494412
- Faqir Ahmad, MDSaint Louis, MO1487684957
Common questions
What is Barbara Ellzey, MD's NPI number?
Barbara Ellzey, MD's National Provider Identifier (NPI) is 1235116492, issued on Dec 29, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Barbara Ellzey, MD located?
The NPPES record lists a practice address at 11123 S Towne SQ, Saint Louis, MO, 63123. Phone: (314) 487-4537. Providers update this record themselves, so call before visiting.
How can I verify Barbara Ellzey, MD's license?
NPPES lists Missouri license number R9742, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Barbara Ellzey, MD prescribe under Medicare Part D?
In 2024, Barbara Ellzey, MD had 487 Medicare Part D claims for 344 beneficiaries; the average among emergency medicine physician prescribers was 355. Part D covers Medicare prescriptions only.
What is Barbara Ellzey, MD's Medicare quality score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. 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.