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DR. WILLIAM MICHAEL MCLAUGHLIN MD
NPI 1942865647
Orthopaedic Surgery in Saint Peters, MO

Active since May 08, 2019PECOS EnrolledAccepts Medicare Assignment
5200 EXECUTIVE CENTRE PKWY, SAINT PETERS, MO 63376(636) 441-3444(636) 441-9832 Get Directions Write a Review

NPPES record last updated: May 20, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 20, 2026, Mar 4, 2025, Aug 17, 2024 and 1 more (4 updates tracked since 2019).

About Dr. William Michael Mclaughlin Md NPPES

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

DR. WILLIAM MICHAEL MCLAUGHLIN MD (NPI 1942865647) is an individual orthopaedic surgery provider in Saint Peters, Missouri, licensed in Missouri (2024024137) and active in the NPI registry since May 2019. He is enrolled in Medicare PECOS, is affiliated with St Lukes Hospital, and maintains a secondary practice location in Saint Louis.

NPPES Registry Identity

NPI1942865647
Entity TypeIndividualMale
Primary Taxonomy207X00000X
Provider Legal NameDR. WILLIAM MICHAEL MCLAUGHLINCredential: MD
Location Address5200 EXECUTIVE CENTRE PKWYSaint Peters, MO 63376-3798
Mailing Address5200 Executive Centre PkwySaint Peters, MO 63376-3798 · (636) 441-3444 · Fax (636) 441-9832
Phone(636) 441-3444
Fax(636) 441-9832
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateMay 8, 2019
Last NPPES UpdateMay 20, 20264 updates tracked since enumeration
NPPES CertifiedMay 20, 2026
✔ NPI 1942865647 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOrthopaedic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207X00000X
License✔ Licensed in MO · 2024024137
Definition
An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.
Also ListedOrthopaedic Surgery · Sports MedicineTaxonomy 207XX0005X · License 2024024137 (MO)
5200 EXECUTIVE CENTRE PKWY, Saint Peters, MO 63376
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Secondary Practice Location 1

Location 14921 Parkview Pl, Dept Orthopaedic Surgery, Ste 6A/6B/12ASaint Louis, MO 63110-1032 · Phone (314) 514-3500 · Fax (314) 878-7678

Other Identifiers 1

Medicaid200146498MO

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. William Michael Mclaughlin Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6305170168
PECOS Enrollment IDI20250327003682
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.

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St Lukes Hospital

Acute Care Hospitals · Chesterfield, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260179
Location232 S Woods Mill RdChesterfield, MO 63017 · St. Louis County
Emergency services Birthing friendly

Barnes-Jewish St Peters Hospital

Acute Care Hospitals · Saint Peters, MO
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number260191
Location10 Hospital DrSaint Peters, MO 63376 · St. Charles County
Emergency services

Progress West Hospital

Acute Care Hospitals · O Fallon, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260219
Location2 Progress Point PkwyO Fallon, MO 63368 · St. Charles County
Emergency services Birthing friendly

Mercy Hospital Lincoln

Critical Access Hospitals · Troy, MO
OwnershipGovernment - Local
CMS Certification Number261319
Location1000 East Cherry StreetTroy, MO 63379 · Lincoln County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63376 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
$86.32 typical visit price
range $55.65 – $169.38
Typical copayment $21.58 (range $13.91 – $42.34)
Most-billed visit code 99203
Established Patient
$69.50 typical visit price
range $17.76 – $137.92
Typical copayment $17.37 (range $4.44 – $34.48)
Most-billed visit code 99213
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 3

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

CHLOE HALL DPT
Physical Therapist
5200 EXECUTIVE CENTRE PKWY
SAINT PETERS, MO 63376
St. Charles County (636) 255-8750
KATHLEEN RICE PTA
Physical Therapy Assistant
5200 EXECUTIVE CENTRE PKWY
SAINT PETERS, MO 63376
St. Charles County (636) 255-8750
THOMAS CHARLES SHRIVER II DPT
Physical Therapist
5200 EXECUTIVE CENTRE PKWY
SAINT PETERS, MO 63376
St. Charles County (636) 255-8750

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 William Mclaughlin's NPI number?

The NPI number for William Mclaughlin is 1942865647. It was assigned to this individual provider in the NPPES registry on May 8, 2019.

Where is William Mclaughlin located?

William Mclaughlin practices at 5200 Executive Centre Pkwy, Saint Peters, MO 63376. The listed phone number is (636) 441-3444.

What is William Mclaughlin's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.

Is William Mclaughlin enrolled in Medicare?

Yes. William Mclaughlin is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does William Mclaughlin accept?

Health plans from UnitedHealthcare list William Mclaughlin as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is William Mclaughlin affiliated with any hospitals?

According to CMS data, William Mclaughlin is affiliated with St Lukes Hospital, Barnes-Jewish St Peters Hospital, Progress West Hospital and Mercy Hospital Lincoln.

When was this NPI record last updated?

The NPPES record for William Mclaughlin was last updated on May 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.