Erin Leigh Dyer, MD
General Practice Physician · Saint Louis, MO
Erin Leigh Dyer, MD is a general practice physician with a practice address in Saint Louis, Missouri, and NPI 1003431420, issued on Jun 11, 2020. Check the license (Missouri 2022049900, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Erin Leigh Dyer
- Credential
- MD
- Primary taxonomy
- General Practice Physician 208D00000X
- License number
- 2022049900 MO
Self-reported in NPPES; status is on the state search - Practice location
- 4901 Forest Park Ave, Saint Louis, MO 63108
- Phone
- (314) 362-5060
- Enumerated
- Jun 11, 2020
- Record last updated
- Apr 17, 2025
- Fax
- (314) 362-6959
- Medicaid ID
- 200084896 MO
- Medicare enrollment
- Enrolled (PECOS I20230815003480); accepts Medicare assignment
- Medical or professional school
- University Of Mississippi School Of Medicine, 2020
- Entity
- Type 1 · individual
8 nearest general practice physician records → All 191 in Missouri → Look up another NPI →
Also registered at 4901 Forest Park Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Erin Leigh Dyer 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 2022049900Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average general practice physician in 2024
90 Medicare Part D claims for 28 beneficiaries, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D.
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 MIPS final score for 2023 (Medicare payment program): 79.3 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).
Bills Medicare through one group practice
- Washington UniversitySaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Erin Leigh Dyer among 191 general practice physician records in Missouri
Erin Leigh Dyer, MD is one of 191 general practice physician records with a practice address in Missouri. 60% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 86% of them.
- NPI issued2020 · 86% of these records are older, 8% newer
- In a Medicare fileYes · 60% of these records are
- In the CMS Doctors and Clinicians fileYes · 32% of these records are
- Graduated2020 · median 2005 among the 61 with a school on file
- Record last updated2025 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
General Practice Physician providers in Missouri
There are 191 general practice physician records in Missouri.
All 191 in Missouri → Every provider in Saint Louis → General Practice Physician nationwide →
The 8 general practice physician records with the nearest ZIP codes
- Eva Aagaard, MDSaint Louis, MO 631081144286097
- Thomas Ciesielski, MDSaint Louis, MO 631081932420338
- Laura Colletti, MDSaint Louis, MO 631081083647119
- John Cooper, MD, PHDSaint Louis, MO 631081518398916
- Dominique Cosco, MDSaint Louis, MO 631081851576656
- Maxwell FohtungSaint Louis, MO 631081982088571
- Nickole Forget, MDSaint Louis, MO 631081437126927
- Catherine Hermann, MDSaint Louis, MO 631081437268596
Common questions
What is Erin Leigh Dyer, MD's NPI number?
Erin Leigh Dyer, MD's National Provider Identifier (NPI) is 1003431420, issued on Jun 11, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Erin Leigh Dyer, MD located?
The NPPES record lists a practice address at 4901 Forest Park Ave, Saint Louis, MO, 63108. Phone: (314) 362-5060. Providers update this record themselves, so call before visiting.
How can I verify Erin Leigh Dyer, MD's license?
NPPES lists Missouri license number 2022049900, 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 Erin Leigh Dyer, MD prescribe under Medicare Part D?
In 2024, Erin Leigh Dyer, MD had 90 Medicare Part D claims for 28 beneficiaries; the average among general practice physician prescribers was 3,030. Part D covers Medicare prescriptions only.
What is Erin Leigh Dyer, MD's MIPS final score?
The 2023 MIPS final score is 79.3 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), 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.