Monarch Pediatrics

Monarch Pediatrics Contact information, map and directions, contact form, opening hours, services, ratings, photos, videos and announcements from Monarch Pediatrics, Medical and health, 845 N. New Ballas Court Suite 205, St. Louis, MO.

The office of Dr. Christine Chen, Dr. Matt Hosler, Dr. Laird Vermont & Dr. Ellen Nicastro
Taking care of children through all life's stages
(0-21 years of age)

Open Monday - Friday 8am-4:30pm
Saturday 8am-11:30am

09/01/2026

We are just waiting for flu season to make its way back around.
Also, pediatricians don't ever grow up.
#

08/31/2026

New documentary in the making . 😉. We survived another physical season!

Today and tomorrow are the first day of school for many of our patient families. Please be patient when requesting any ...
08/24/2026

Today and tomorrow are the first day of school for many of our patient families. Please be patient when requesting any forms — physicals, action plans, etc. We will get them done as soon as we can. But please remember that if your child had a physical in the last year, you may already have the documents you need on MyChart. Have a happy first week back!!

Be aware on your way into our office today! There is some construction going on in our parking garage. So be careful d...
08/24/2026

Be aware on your way into our office today! There is some construction going on in our parking garage. So be careful driving up to park.

Keep an eye out for a familiar face on TV today between 3-4 pm on KMOV for My St. Louis LIVE! mystllive
08/13/2026

Keep an eye out for a familiar face on TV today between 3-4 pm on KMOV for My St. Louis LIVE! mystllive

National Lazy Day?!?Of course we celebrated with PJ day.
08/10/2026

National Lazy Day?!?
Of course we celebrated with PJ day.

It's official! Drs Chen, Hosler, Vermont and Nicastro are all listed as Top Doctors in the August issue of St. Louis M...
07/13/2026

It's official! Drs Chen, Hosler, Vermont and Nicastro are all listed as Top Doctors in the August issue of St. Louis Magazine We are four of the many WashU Medicine Physicians with this top honor.

All four doctors are accepting new patients, 0 to 21 years of age. Need a physical before the new school year? We are here to help! Call for an appointment at 314-859-4460 or schedule online at https://physicians.wustl.edu/specialties/pediatrics/pediatric-primary-care/monarch-pediatrics/

Some of us stayed late at the office for snacks and fun crafting time last night!
07/11/2026

Some of us stayed late at the office for snacks and fun crafting time last night!

We are taking time to celebrate 250 years of our country. Hope you all have a safe and happy holiday weekend. Stay coo...
07/04/2026

We are taking time to celebrate 250 years of our country. Hope you all have a safe and happy holiday weekend. Stay cool and hydrated!

Happy Independence Day from all of us at Monarch Pediatrics!

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Our office is closed on Friday July 3rd and Saturday July 4th in recognition of 250 years of Independence Day. For urge...
07/02/2026

Our office is closed on Friday July 3rd and Saturday July 4th in recognition of 250 years of Independence Day. For urgent concerns, please call our exchange at 314-273-2052. Otherwise, we will resume our regular hours on Monday July 6th. Have a safe holiday weekend, and leave the fireworks to the professionals!

Address

845 N. New Ballas Court Suite 205
St. Louis, MO
63141

Opening Hours

Monday 8am - 4:30pm
Tuesday 8am - 4:30pm
Wednesday 8am - 4:30pm
Thursday 8am - 4:30pm
Friday 8am - 4:30pm
Saturday 8am - 11:30am

Telephone

+13148594460

Website

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