Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1568489094 Individual Practitioner Male Practitioner

Dr. Robert Lawrence Tychsen , MD

Ophthalmology • Saint Louis, MO

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Robert Tychsen, MD is a certified Ophthalmology practicing in Saint Louis, MO. With approximately 47 years of clinical experience since graduating from Georgetown University School Of Medicine in 1979, Dr. Tychsen delivers high-quality medical care to the local community at 1 CHILDRENS PL.

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

Frequently performed procedures and clinical services include exam to measure eye deviation and range of motion, new patient outpatient office visit, realignment of the eye with repair of one horizontal eye muscle. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1 Childrens Pl
Ste 3110

Saint Louis, MO 631101002

Telephone 3144546026
Fax 8669364559
Associated Practice Facility / Clinic
🏢 Washington University Facility NPI 1194765685

Medicare Profile & Education

Medical School

Georgetown University School Of Medicine

Graduation Year

1979

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Ophthalmology in Saint Louis, MO

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
47 Yrs +21.2 yrs vs City Avg
City Avg: 25.8 Yrs
State Avg: 30.4 Yrs
Regional Practice Density
115 Specialists

Practicing in Saint Louis, MO (374 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
61.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Tychsen (47 Years) 47 Yrs
Saint Louis Specialty Average (25.8 Years) 25.8 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
92060 Exam to measure eye deviation and range of motion
49 31 $135.00 $58.65
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more
16 16 $395.00 $146.52

Medical Specialties & State Licenses

CMS Verified: 2022-06-07
Ophthalmology Primary Specialty

NUCC Taxonomy Code: 207W00000X

State License MO R5J00

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
202703609 (MO)

Hospital & Practice Group Affiliations

Washington University

3015 N Ballas Rd, St Louis, MO 631312329

Phone: 3144546026

Washington University

4901 Forest Park Ave, Saint Louis, MO 631081495

Phone: 3143623937

Washington University

1 Childrens Pl, Saint Louis, MO 631101002

Phone: 3144546026

Washington University

1 Childrens Pl, Saint Louis, MO 631101002

Phone: 3144546026

Washington University

13001 N Outer 40 Rd, Town & Country, MO 630175941

Phone: 3144543050

Practice Associates & Co-Workers

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

14 Associated Practitioners
Dr. Gabriel Burton , OD

Optometrist - Pediatrics

NPI 1114272200

Doctor of Optometry

NPI 1124332234

Doctor of Optometry

Leslie Busch , FNP

Nurse Practitioner - Family

NPI 1154788164

Family Nurse Practitioner

Dr. Michelle Beck , OD

Optometrist - Pediatrics

NPI 1225322761

Doctor of Optometry

NPI 1346656758

Doctor of Medicine (M.D.)

NPI 1427076124

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

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

Registered at PO BOX 7412011, CHICAGO, IL 606742011 (Tel: 3144546026)

📍
Updated Business Mailing Address April 25, 2024

Registered at PO BOX 60352, SAINT LOUIS, MO 631600352 (Tel: 3144546026)

📍
Updated Practice Location November 29, 2021

Registered at 1 CHILDRENS PL, STE 3110, SAINT LOUIS, MO 631101002 (Tel: 3144546026)

📍
Updated Business Mailing Address November 29, 2021

Registered at 660 S EUCLID AVE, CB 8096, SAINT LOUIS, MO 631101010 (Tel: 3144546026)

👤
Provider Name / Credentials Updated November 29, 2021

Recorded as ROBERT TYCHSEN, MD

NPI Profile Active January 29, 2018

NPI status registered as active in NPPES database

📍
Updated Practice Location January 29, 2018

Registered at 1 CHILDRENS PL # 2S89, 2S89, SAINT LOUIS, MO 631101002 (Tel: 3144546026)

📍
Updated Business Mailing Address January 29, 2018

Registered at 660 S EUCLID AVE, C B 8096, SAINT LOUIS, MO 631101010 (Tel: 3144546026)

👤
Provider Name / Credentials Updated January 29, 2018

Recorded as LAWRENCE TYCHSEN, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) January 29, 2018

Ophthalmology (License #R5J00 in MO)

NPI Profile Active November 14, 2016

NPI status registered as active in NPPES database

📍
Updated Practice Location November 14, 2016

Registered at 1 CHILDRENS PL, 2S89, SAINT LOUIS, MO 631101002 (Tel: 3144546026)

📍
Updated Business Mailing Address November 14, 2016

Registered at 660 S EUCLID AVE, C B 8096, SAINT LOUIS, MO 631101010 (Tel: 3144546026)

👤
Provider Name / Credentials Updated November 14, 2016

Recorded as LAWRENCE TYCHSEN, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) November 14, 2016

Ophthalmology (License #R5J00 in MO)

🟢
Initial NPI Registration & Enumeration July 17, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1568489094
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: July 17, 2006
Last Update: April 17, 2025
Sole Proprietor: No

Mailing Address

Po Box 7412011

Chicago, IL 606742011

Phone: 3144546026

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.