DR. JOHN MARTIN LECLAIRE MD
NPI 1174104970
Psychiatry & Neurology - Neurology in Saint Louis, MO

Active since April 14, 2021PECOS Enrolled
1 BARNES JEWISH HOSPITAL PLZ, SAINT LOUIS, MO 63110(615) 936-0060(615) 936-0223 Get Directions Write a Review

NPPES record last updated: May 30, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 30, 2025, Apr 14, 2021 (2 updates tracked since 2021).

About Dr. John Martin Leclaire Md NPPES

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

DR. JOHN MARTIN LECLAIRE MD (NPI 1174104970) is an individual neurology provider in Saint Louis, Missouri, licensed in Missouri (2025013232) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1174104970
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameDR. JOHN MARTIN LECLAIRECredential: MD
Location Address1 BARNES JEWISH HOSPITAL PLZSaint Louis, MO 63110-1003
Mailing Address660 S Euclid AveSaint Louis, MO 63110-1010 · (314) 362-1408
Fax(615) 936-0223
Sole ProprietorNo
Enumeration DateApril 14, 2021
Last NPPES UpdateMay 30, 20252 updates tracked since enumeration
NPPES CertifiedMay 30, 2025
NPI 1174104970 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License Licensed in MO · 2025013232
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
1 BARNES JEWISH HOSPITAL PLZ, Saint Louis, MO 63110

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Dr. John Martin Leclaire Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63110 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$128.28 typical visit price
range $55.65 – $169.38
Typical copayment $32.07 (range $13.91 – $42.34)
Most-billed visit code 99204
Established Patient
$98.37 typical visit price
range $17.76 – $137.92
Typical copayment $24.59 (range $4.44 – $34.48)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
Obstetrics & Gynecology
1 BARNES JEWISH HOSPITAL PLZ
SAINT LOUIS, MO 63110
Nurse Practitioner (Acute Care)
1 BARNES JEWISH HOSPITAL PLZ, DEPT ANESTHESIOLOGY
SAINT LOUIS, MO 63110
Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
Surgery
1 BARNES JEWISH HOSPITAL PLZ, DIV SURG VASCULAR
SAINT LOUIS, MO 63110
Nurse Anesthetist, Certified Registered
1 BARNES JEWISH HOSPITAL PLZ, DEPT ANESTHESIOLOGY
SAINT LOUIS, MO 63110

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 John Leclaire's NPI number?

The NPI number for John Leclaire is 1174104970. It was assigned to this individual provider in the NPPES registry on April 14, 2021.

Where is John Leclaire located?

John Leclaire practices at 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110. The listed phone number is (615) 936-0060.

What is John Leclaire's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is John Leclaire enrolled in Medicare?

Yes. John Leclaire is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for John Leclaire was last updated on May 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.