Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1003431420 Individual Practitioner Female Practitioner

Dr. Erin Leigh Dyer , MD

General Practice • Saint Louis, MO

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Erin Dyer, MD is a certified General Practice practicing in Saint Louis, MO. With approximately 6 years of clinical experience since graduating from University Of Mississippi School Of Medicine in 2020, Dr. Dyer delivers high-quality medical care to the local community at 4901 FOREST PARK AVE.

Dr. Dyer is affiliated with Washington University and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, established patient outpatient office visit, initial hospital care with moderate level of medical decision making, if using time, at least. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

4901 Forest Park Ave
Div Im General Med, Ste 241

Saint Louis, MO 631081495

Telephone 3143625060
Fax 3143626959
Associated Practice Facility / Clinic
🏢 Washington University Facility NPI 1013957562

Medicare Profile & Education

Medical School

University Of Mississippi School Of Medicine

Graduation Year

2020

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for General Practice in Saint Louis, MO

Experienced Practitioner (5-10 Yrs)
Practitioner Clinical Experience
6 Yrs -16.1 yrs vs City Avg
City Avg: 22.1 Yrs
State Avg: 29.0 Yrs
Regional Practice Density
67 Specialists

Practicing in Saint Louis, MO (221 Statewide)

Telehealth Adoption Rate
7.5% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
65.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Dyer (6 Years) 6 Yrs
Saint Louis Specialty Average (22.1 Years) 22.1 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes
85 35 $330.58 $113.74
99213 Established patient office or other outpatient visit, typically 15 minutes
79 74 $128.05 $63.35
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
63 24 $220.94 $75.63
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes
23 22 $569.17 $165.90
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
16 16 $199.50 $93.33
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's
11 11 $63.00 $15.82
99238 Hospital discharge day management, 30 minutes or less
11 11 $232.45 $77.66

Medical Specialties & State Licenses

CMS Verified: 2023-06-19
General Practice Primary Specialty

NUCC Taxonomy Code: 208D00000X

State License MO 2022049900

A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions.

Internal Medicine

NUCC Taxonomy Code: 207R00000X

State License MO 2022049900

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Hospitalist

NUCC Taxonomy Code: 208M00000X

State License MO 2022049900

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
200084896 (MO)

Hospital & Practice Group Affiliations

Washington University

1 Barnes Jew Hosp Plz, Saint Louis, MO 631101003

Phone: 3147473000

Washington University

4901 Forest Park Ave, Saint Louis, MO 631081495

Phone: 3143625060

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners
NPI 1003962697

Doctor of Medicine (M.D.)

Dr. Thomas Defer , MD

Internal Medicine

NPI 1023036464

Doctor of Medicine (M.D.)

NPI 1073531521

Doctor of Medicine (M.D.)

Dr. Bradley Evanoff , MD

Internal Medicine

NPI 1073539391

Doctor of Medicine (M.D.)

Dr. Niral Patel , MD

General Practice

NPI 1083239297

Doctor of Medicine (M.D.)

Dr. Laura Colletti , MD

General Practice

NPI 1083647119

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

12 Historical Events
📍
Updated Business Mailing Address April 17, 2025

Registered at PO BOX 7412011, CHICAGO, IL 606742011 (Tel: 3143625060)

📍
Updated Business Mailing Address April 25, 2024

Registered at PO BOX 60352, SAINT LOUIS, MO 631600352 (Tel: 3143625060)

📍
Updated Business Mailing Address September 21, 2023

Registered at 660 S EUCLID AVE, MSC 8121-0022-07, SAINT LOUIS, MO 631101010 (Tel: 3143625060)

📍
Updated Practice Location June 29, 2023

Registered at 4901 FOREST PARK AVE, DIV IM GENERAL MED, STE 241, SAINT LOUIS, MO 631081495 (Tel: 3143625060)

📍
Updated Business Mailing Address June 29, 2023

Registered at 660 S EUCLID AVE, CB 8121, SAINT LOUIS, MO 631101010 (Tel: 3143625060)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 29, 2023

Internal Medicine (License #2022049900 in MO)

NPI Profile Active June 17, 2020

NPI status registered as active in NPPES database

📍
Updated Practice Location June 17, 2020

Registered at 1 BARNES JEW HOSP PLZ, SAINT LOUIS, MO 631101003 (Tel: 3143625000)

📍
Updated Business Mailing Address June 17, 2020

Registered at 660 SOUTH EUCLID AVENUE, INTERNAL MEDICINE BOX 8121, ST. LOUIS, MO 63110 (Tel: 3143625000)

👤
Provider Name / Credentials Updated June 17, 2020

Recorded as ERIN DYER, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 17, 2020

Internal Medicine (License #2020016961 in MO)

🟢
Initial NPI Registration & Enumeration June 11, 2020

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews
No patient reviews submitted yet for Dr. Erin Dyer. Be the first to share your experience!

Sign in to leave a review for Dr. Erin Dyer

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1003431420
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 11, 2020
Last Update: April 17, 2025
Sole Proprietor: No

Mailing Address

Po Box 7412011

Chicago, IL 606742011

Phone: 3143625060

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.