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WILLIAM MCMAHAN CRNA
NPI 1316002587
Nurse Anesthetist, Certified Registered in Biloxi, MS

Active since December 27, 2006Accepts Medicare Assignment
150 REYNOIR ST, BILOXI, MS 39530(228) 385-1451 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About William Mcmahan Crna NPPES

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

WILLIAM MCMAHAN CRNA (NPI 1316002587) is an individual nurse anesthetist, certified registered in Biloxi, Mississippi, licensed in Mississippi (R862339) and active in the NPI registry since December 2006. He is affiliated with Singing River Gulfport and is a graduate of Other (2000).

NPPES Registry Identity

NPI1316002587
Entity TypeIndividualMale
Primary Taxonomy367500000X
Provider Legal NameWILLIAM MCMAHANCredential: CRNA
Location Address150 REYNOIR STBiloxi, MS 39530-4130
Mailing AddressPo Box 4595Biloxi, MS 39535-4595
Phone(228) 385-1451
Sole ProprietorNo
Medical School CMSOtherGraduated 2000
Enumeration DateDecember 27, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1316002587 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367500000X
License✔ Licensed in MS · R862339
Definition
(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.
150 REYNOIR ST, Biloxi, MS 39530
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Other Identifiers 3

Medicare UPINP15543MS
Medicare ID-Type Unspecified430001733MS
Medicaid00122798MS

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Alabama.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

William Mcmahan Crna 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 ID8820986995
PECOS Enrollment IDI20040309001237

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.

Insertion of artery tube for blood sampling or infusion through skin 36620
This procedure involves placing a small tube into an artery, usually in the wrist or elbow, to collect blood samples or administer medication. It's done under local anesthesia and is a common, safe practice.
19 services19 patients
Anesthesia for x-ray on artery of brain, heart, or chest 01926
Anesthesia is given before an x-ray of the brain, heart, or chest artery to ensure comfort and stillness. It helps to eliminate discomfort or pain during the procedure. It's administered by a trained professional, ensuring a safe and smooth procedure.
18 services18 patients
Anesthesia for procedure on heart and large blood vessels 00560
Anesthesia for heart and large blood vessel procedures involves using medications to block sensation, ensuring you don't feel pain during surgery. It can be general (you're asleep) or regional (part of your body is numbed). It helps ensure comfort and safety throughout the operation.
14 services14 patients

Hospital Affiliations CMS Care Compare

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

Singing River Gulfport

Acute Care Hospitals · Gulfport, MS
1/5 CMS rating
OwnershipProprietary
CMS Certification Number250123
Location15200 Community RoadGulfport, MS 39503 · Harrison County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 39530 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
$120.41 typical visit price
range $51.65 – $159.18
Typical copayment $30.10 (range $12.91 – $39.79)
Most-billed visit code 99204
Established Patient
$64.96 typical visit price
range $16.15 – $129.61
Typical copayment $16.24 (range $4.03 – $32.40)
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 20

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

ASHLEY TAYLOR JOHNSON CRNA
Nurse Anesthetist, Certified Registered
150 REYNOIR ST
BILOXI, MS 39530
Harrison County (228) 432-1571
LISA K BURWELL N.P
Nurse Practitioner (Family)
150 REYNOIR ST
BILOXI, MS 39530
Harrison County (228) 432-1571
DR. MARK BURNETTE WALL M.D.
Radiology (Diagnostic Radiology)
150 REYNOIR ST
BILOXI, MS 39530
Harrison County (228) 436-1111
MRS. BRANDY LYNN WESTMAN FNP
Nurse Practitioner (Family)
150 REYNOIR ST
BILOXI, MS 39530
Harrison County (228) 436-1202
MRS. SHELBEY ELISE SIMPSON CST, CSFA
Physician Assistant (Surgical)
150 REYNOIR ST
BILOXI, MS 39530
Harrison County (228) 436-1240
DR. RICHARD ANDREW SEIGLER M.D.
Internal Medicine
150 REYNOIR ST
BILOXI, MS 39530
Harrison County (228) 436-1474
DR. ADAM L WHITAKER DO
Emergency Medicine
150 REYNOIR ST
BILOXI, MS 39530
Harrison County (228) 432-1571
ANTHONY RYAN MCKEOWN CSFA
Specialist/Technologist, Other (Surgical Assistant)
150 REYNOIR ST
BILOXI, MS 39530
Harrison County (228) 432-1571

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 Mcmahan's NPI number?

The NPI number for William Mcmahan is 1316002587. It was assigned to this individual provider in the NPPES registry on December 27, 2006.

Where is William Mcmahan located?

William Mcmahan practices at 150 Reynoir St, Biloxi, MS 39530. The listed phone number is (228) 385-1451.

What is William Mcmahan's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Is William Mcmahan enrolled in Medicare?

Yes. William Mcmahan 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 Mcmahan accept?

Health plans from Blue Cross and Blue Shield of Alabama list William Mcmahan 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 Mcmahan affiliated with any hospitals?

According to CMS data, William Mcmahan is affiliated with Singing River Gulfport.

When was this NPI record last updated?

The NPPES record for William Mcmahan was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.