DR. WILLIAM S CANTWELL MD
NPI 1851592075
Internal Medicine - Critical Care Medicine in Alexandria, LA

Active since May 29, 2007PECOS EnrolledAccepts Medicare Assignment
211 4TH ST, EMCARE, ALEXANDRIA, LA 71301(727) 533-8707(727) 507-3618 Get Directions Write a Review

NPPES record last updated: March 26, 2013. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. William S Cantwell Md NPPES

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

DR. WILLIAM S CANTWELL MD (NPI 1851592075) is an individual critical care medicine provider in Alexandria, Louisiana, licensed in Louisiana (MD.201136) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, is affiliated with Christus Mother Frances Hospital, and is a graduate of Louisiana State University School Of Medicine In Shreveport (2005).

NPPES Registry Identity

NPI1851592075
Entity TypeIndividualMale
Primary Taxonomy207RC0200X
Provider Legal NameDR. WILLIAM S CANTWELLCredential: MD
Location Address211 4TH ST, EMCAREAlexandria, LA 71301-8421
Mailing Address18167 Us Highway 19 N, Suite 650Clearwater, FL 33764-3528 · (727) 533-8707 · Fax (727) 507-3618
Fax(727) 507-3618
Sole ProprietorNo
Medical School CMSLouisiana State University School Of Medicine In ShreveportGraduated 2005
Enumeration DateMay 29, 2007
Last NPPES UpdateMarch 26, 2013
NPI 1851592075 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RC0200X
Licenses Licensed in LA · MD.201136 Licensed in TX · N3533
Definition

An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.

Also ListedInternal MedicineTaxonomy 207R00000X · License MD.201136 (LA)
211 4TH ST, Alexandria, LA 71301

Other Identifiers 10

Medicare PIN4N573CQ62LA
Medicaid1092819LA
Medicare OSCAR/certification8L22503TX
Medicaid208430302TX
Medicaid09281LA
Medicaid208430301TX
Other8V3851TX · Bcbs
Medicare PINP00774867TX
OtherTIN PLUS 042TX · Tricare
Medicaid181274001AR

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 and accepts Medicare assignment

Dr. William S Cantwell 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 ID4284799479
PECOS Enrollment IDI20091209000404
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.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
333 services145 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
79 services59 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
12 services12 patients

Hospital Affiliations CMS Care Compare

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

Christus Mother Frances Hospital

Acute Care Hospitals · Tyler, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450102
Location800 East DawsonTyler, TX 75701 · Smith County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 71301 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
$124.60 typical visit price
range $53.43 – $164.73
Typical copayment $31.15 (range $13.35 – $41.18)
Most-billed visit code 99204
Established Patient
$95.09 typical visit price
range $16.64 – $133.62
Typical copayment $23.77 (range $4.16 – $33.40)
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.

Anesthesiology
211 4TH ST
ALEXANDRIA, LA 71301
Nurse Practitioner (Family)
211 4TH ST
ALEXANDRIA, LA 71301
Obstetrics & Gynecology
211 4TH ST
ALEXANDRIA, LA 71301
Emergency Medicine
211 4TH ST
ALEXANDRIA, LA 71301
Radiology (Diagnostic Radiology)
211 4TH ST
ALEXANDRIA, LA 71301
Nurse Anesthetist, Certified Registered
211 4TH ST
ALEXANDRIA, LA 71301
Nurse Anesthetist, Certified Registered
211 4TH ST
ALEXANDRIA, LA 71301
Nurse Practitioner (Gerontology)
211 4TH ST
ALEXANDRIA, LA 71301

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 Cantwell's NPI number?

The NPI number for William Cantwell is 1851592075. It was assigned to this individual provider in the NPPES registry on May 29, 2007.

Where is William Cantwell located?

William Cantwell practices at 211 4th St Emcare, Alexandria, LA 71301. The listed phone number is (727) 533-8707.

What is William Cantwell's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.

Is William Cantwell enrolled in Medicare?

Yes. William Cantwell 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 Cantwell accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 2 other insurers list William Cantwell 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 Cantwell affiliated with any hospitals?

According to CMS data, William Cantwell is affiliated with Christus Mother Frances Hospital.

When was this NPI record last updated?

The NPPES record for William Cantwell was last updated on March 26, 2013. NPI Profile syncs with the weekly NPPES data releases published by CMS.