ST. JOHN'S MERCY HEALTH SERVICES, LLC
NPI 1053458299
Psychologist - Addiction (Substance Use Disorder) in Saint Louis, MO

Q: What is St. John's Mercy Health Services, LLC's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Addiction (Substance Use Disorder), with taxonomy code 103TA0400X.

Active since January 30, 2007

1000 DES PERES RD, SUITE 200C, SAINT LOUIS, MO 63131(314) 729-4639 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 11, 2025, Aug 22, 2020 (2 updates tracked since 2020).

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About St. John's Mercy Health Services, Llc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ST. JOHN'S MERCY HEALTH SERVICES, LLC (NPI 1053458299), doing business as St. John's Mercy Managed Behavioral Health, is a healthcare organization registered as an addiction (substance use disorder) in Saint Louis, Missouri and active in the NPI registry since January 2007. The organization lists Scott Frederick, Director, as its authorized official.

NPPES Registry Identity

NPI1053458299

Entity TypeOrganization

Primary Taxonomy103TA0400X

Legal Business NameST. JOHN'S MERCY HEALTH SERVICES, LLC

Location Address1000 DES PERES RD, SUITE 200CSaint Louis, MO 63131-2050

Mailing Address1000 Des Peres Rd, Suite 200cSaint Louis, MO 63131-2050 · (314) 729-4639

Phone(314) 729-4639

Organization SubpartNo

Authorized OfficialScott FrederickDirector · (314) 729-4639

Enumeration DateJanuary 30, 2007

Last NPPES UpdateSeptember 11, 20252 updates tracked since enumeration

✔ NPI 1053458299 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyPsychologist · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers

Taxonomy Code103TA0400X

Definition

A psychologist with a proficiency that involves the application of psychological treatment of addiction stemming from the use of alcohol and other psychoactive substances (e.g., nicotine, marijuana, cocaine, heroin) or behavioral addictions (e.g., gambling) with the aim of cessation or reduction of use and/or the amelioration of emotional, behavioral, interpersonal and other problems arising from the addictive behavior.

Also ListedCounselor · Mental HealthTaxonomy 101YM0800X

Also ListedPsychologist · Cognitive & BehavioralTaxonomy 103TB0200X

Also ListedSocial Worker · ClinicalTaxonomy 1041C0700X

1000 DES PERES RD, Saint Louis, MO 63131

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Other Names 1

Doing Business AsSt. John's Mercy Managed Behavioral Health

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. HAYLEY M WURZEL MD

Pediatrics

1000 DES PERES RD, STE 280
SAINT LOUIS, MO 63131

St. Louis County (314) 966-8500

BONE & JOINT CHIROPRACTIC, LLC

Chiropractor

1000 DES PERES RD, STE 120
SAINT LOUIS, MO 63131

St. Louis County (314) 628-5200

DR. MISTY CRIDER DAY M.D.

Obstetrics & Gynecology

1000 DES PERES RD, SUITE 100
SAINT LOUIS, MO 63131

St. Louis County (314) 729-4440

DR. LEO A WHITESIDE M.D.

Specialist

1000 DES PERES RD, SUITE 120
SAINT LOUIS, MO 63131

St. Louis County (314) 205-2223

KAREN A. MCMAHON

Social Worker (Clinical)

1000 DES PERES RD, SUITE 200-C
SAINT LOUIS, MO 63131

St. Louis County (314) 729-4600

DR. SANAA WAHEED M.D.

Internal Medicine

1000 DES PERES RD, SUITE 310
DES PERES, MO 63131

St. Louis County (314) 821-1313

DR. JENNIFER LEA ARTER MD

Pediatrics

1000 DES PERES RD, STE 280
SAINT LOUIS, MO 63131

St. Louis County (314) 966-8500

DR. LYNNE LORAINE SCHMIDT-BARLOW D.C.

Chiropractor

1000 DES PERES RD
SAINT LOUIS, MO 63131

St. Louis County (636) 226-8244

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is St. John's Mercy Health Services, LLC's NPI number?

The NPI number for St. John's Mercy Health Services, LLC is 1053458299. It was assigned to this organization in the NPPES registry on January 30, 2007. The provider is doing business as St. John's Mercy Managed Behavioral Health.

Where is St. John's Mercy Health Services, LLC located?

St. John's Mercy Health Services, LLC is located at 1000 Des Peres Rd Suite 200C, Saint Louis, MO 63131. The listed phone number is (314) 729-4639.

What is St. John's Mercy Health Services, LLC's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Addiction (Substance Use Disorder), with taxonomy code 103TA0400X.

When was this NPI record last updated?

The NPPES record for St. John's Mercy Health Services, LLC was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.