MR. R LEE WILLIAMS
NPI 1265488548
Emergency Medicine in Saint Louis, MO

Active since May 26, 2006PECOS Enrolled
2544 UNION RD, SAINT LOUIS, MO 63125(888) 223-8559 Get Directions Write a Review

NPPES record last updated: October 31, 2016. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Mr. R Lee Williams NPPES

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

MR. R LEE WILLIAMS (NPI 1265488548) is an individual emergency medicine provider in Saint Louis, Missouri, licensed in Texas (F7307) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1265488548
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameMR. R LEE WILLIAMS
Location Address2544 UNION RDSaint Louis, MO 63125-3449
Mailing Address9340 Cinchona TrlGarden Ridge, TX 78266-2323
Sole ProprietorYes
Enumeration DateMay 26, 2006
Last NPPES UpdateOctober 31, 2016
NPI 1265488548 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License Licensed in TX · F7307
Definition

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

Also ListedEmergency Medicine · Undersea and Hyperbaric MedicineTaxonomy 207PE0005X · License F7307 (TX)
2544 UNION RD, Saint Louis, MO 63125

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Mr. R Lee Williams 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 63125 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
$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.

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 R Williams's NPI number?

The NPI number for R Williams is 1265488548. It was assigned to this individual provider in the NPPES registry on May 26, 2006.

Where is R Williams located?

R Williams practices at 2544 Union Rd, Saint Louis, MO 63125. The listed phone number is (888) 223-8559.

What is R Williams's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is R Williams enrolled in Medicare?

Yes. R Williams is registered in the Medicare PECOS enrollment system.

What insurance does R Williams accept?

Health plans from Blue Cross and Blue Shield of Texas list R Williams 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.

When was this NPI record last updated?

The NPPES record for R Williams was last updated on October 31, 2016. NPI Profile syncs with the weekly NPPES data releases published by CMS.