Ellen T. Loeffler, M.D.
Family Medicine Physician · St Louis, MO
Ellen T. Loeffler, M.D. is a family medicine physician with a practice address in St Louis, Missouri, and NPI 1750401253, issued on Mar 29, 2007. Check the license (Missouri 2013009618, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Ellen T. Loeffler
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 2013009618 MO
036.120199 IL
Self-reported in NPPES; status is on the state search - Practice location
- 8670 Big Bend Road, St Louis, MO 63119
- Phone
- (314) 447-1900
- Enumerated
- Mar 29, 2007
- Record last updated
- Nov 19, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20131109000205); accepts Medicare assignment
- Medical or professional school
- Saint Louis University School Of Medicine, 2005
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,991 in Missouri → Look up another NPI →
Verify Ellen T. Loeffler 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 2013009618Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average family medicine physician in 2024
8,162 Medicare Part D claims for 650 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 315 claims were for opioids.
Most prescribed
- Atorvastatin Calcium534 claims
- Levothyroxine Sodium396 claims
- Amlodipine Besylate359 claims
- Lisinopril315 claims
- Losartan Potassium294 claims
- Omeprazole189 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.
Industry payments in 2024: $46.01
3 payments; by number, the most common kind was food and beverage; the largest payer was GlaxoSmithKline, LLC. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Ssm Medical Group IncSaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ellen T. Loeffler among 2,991 family medicine physician records in Missouri
Ellen T. Loeffler, M.D. is one of 2,991 family medicine physician records with a practice address in Missouri. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 48% of them.
- NPI issued2007 · 48% of these records are older, 44% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2005 · median 2006 among the 1,778 with a school on file
- Record last updated2020 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
19 family medicine physician records list a practice address in St Louis
They are 19 of the 1,420 NPPES records with a practice address in St Louis, and 2,991 family medicine physician records in Missouri.
All 2,991 in Missouri → Every provider in St Louis → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Denise Buck, M. D.Saint Louis, MO 631191083760599
- Kyra Cass, MDSaint Louis, MO 631191932198231
- Roohi Desai, MDSaint Louis, MO 631191770533184
- Ramadevi Devabhaktuni, M.D.Saint Louis, MO 631191891789558
- Mary Fox, MDSaint Louis, MO 631191710957287
- Aaron Guthrie, MDSaint Louis, MO 631191144361494
- Nneka Ichoku, D.O., MPHSaint Louis, MO 631191548422215
- Babul Kulkarni, MDSaint Louis, MO 631191225200769
Common questions
What is Ellen T. Loeffler, M.D.'s NPI number?
Ellen T. Loeffler, M.D.'s National Provider Identifier (NPI) is 1750401253, issued on Mar 29, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Ellen T. Loeffler, M.D. located?
The NPPES record lists a practice address at 8670 Big Bend Road, St Louis, MO, 63119. Phone: (314) 447-1900. Providers update this record themselves, so call before visiting.
How can I verify Ellen T. Loeffler, M.D.'s license?
NPPES lists Missouri license number 2013009618, 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 Ellen T. Loeffler, M.D. prescribe under Medicare Part D?
In 2024, Ellen T. Loeffler, M.D. had 8,162 Medicare Part D claims for 650 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions 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. Medicare files from data.cms.gov. 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.