WILLIAM STANLEY MCMAHON MSN, APRN, FNP-C
NPI 1700487493
Nurse Practitioner in Munford, TN

Q: What is William Mcmahon's NPI number?

The NPI number for William Mcmahon is 1700487493. It was assigned to this individual provider in the NPPES registry on November 8, 2020.

Q: What is William Mcmahon's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Q: When was this NPI record last updated?

The NPPES record for William Mcmahon was last updated on November 8, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.

Active since November 08, 2020PECOS EnrolledAccepts Medicare Assignment

56 E MAIN ST, MUNFORD, TN 38058(901) 827-3735 Get Directions Write a Review

NPPES record last updated: November 8, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About William Stanley Mcmahon Msn, Aprn, Fnp-c NPPES

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

WILLIAM STANLEY MCMAHON MSN, APRN, FNP-C (NPI 1700487493) is an individual nurse practitioner in Munford, Tennessee, licensed in Tennessee (12339208) and active in the NPI registry since November 2020. He is enrolled in Medicare PECOS, is affiliated with Methodist Hospitals Of Memphis, and is a graduate of Other (2020).

NPPES Registry Identity

NPI1700487493

Entity TypeIndividualMale

Primary Taxonomy363L00000X

Provider Legal NameWILLIAM STANLEY MCMAHONCredential: MSN, APRN, FNP-C

Location Address56 E MAIN STMunford, TN 38058-6054

Mailing Address56 E Main StMunford, TN 38058-6054 · (901) 837-3735

Phone(901) 827-3735

Sole ProprietorNo

Medical School CMSOtherGraduated 2020

Enumeration DateNovember 8, 2020

NPPES CertifiedNovember 6, 2020

✔ NPI 1700487493 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in TN · 12339208

Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

56 E MAIN ST, Munford, TN 38058

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter Health, Ambetter of Alabama and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

William Stanley Mcmahon Msn, Aprn, Fnp-c 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 ID8628456670

PECOS Enrollment IDI20220602001369

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.

Medicare Billing Reassignments

Medicare enrollment records show William Mcmahon reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Saint Francis Physician Network, LLC

11 mi

Family Medicine

4501 MUELLER BRASS RD
Covington, TN 38019

Reassigned Medicare billing, Tennessee enrollment
87 clinicians in this Medicare group

NPI 1295258002 (901) 872-3114

Armour Family Medicine, PLLC

12 mi

Clinic/Center

728 W SHERROD AVE
Covington, TN 38019

Reassigned Medicare billing, Tennessee enrollment
3 clinicians in this Medicare group

NPI 1205163417 (901) 476-7779

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 12

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

176 services93 patients

Injection, dexamethasone sodium phosphate, 1 mg J1100

Dexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.

102 services20 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

59 services41 patients

Detection test by immunoassay with direct visual observation for influenza virus 87804

This is a test that identifies the influenza virus in your body. It works by using an immunoassay, a method that detects the presence of the virus through an immune response. The results are directly observable, making it a quick and efficient way to diagnose flu.

50 services24 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

37 services29 patients

Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 87811

This is a test to detect COVID-19, the virus causing severe respiratory illness. It uses a method called immunoassay, which identifies the virus by its unique proteins. The test is directly observed for accuracy. It helps determine if you're currently infected.

28 services26 patients

Automated urinalysis test 81003

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

26 services20 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

26 services26 patients

Hemoglobin a1c level 83036

Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.

24 services22 patients

Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 87880

A detection test by immunoassay for Group A Strep is a quick procedure to identify a bacterial infection in your throat. It involves taking a throat swab and applying it to a test strip, which changes color if Strep bacteria are present.

18 services17 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

16 services14 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

14 services14 patients

Hospital Affiliations CMS Care Compare 3

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

Methodist Hospitals Of Memphis

Acute Care Hospitals · Memphis, TN

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number440049

Location1265 Union Ave Suite 700Memphis, TN 38104 · Shelby County

Emergency services Birthing friendly

Baptist Memorial Hospital Tipton

Acute Care Hospitals · Covington, TN

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number440131

Location1995 Highway 51 SCovington, TN 38019 · Tipton County

Emergency services Birthing friendly

Saint Francis Bartlett Medical Center

Acute Care Hospitals · Bartlett, TN

2/5 CMS rating

OwnershipProprietary

CMS Certification Number440228

Location2986 Kate Bond RdBartlett, TN 38133 · Shelby County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 38058 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

$81.53 typical visit price

range $52.64 – $160.89

Typical copayment $20.38 (range $13.16 – $40.22)

Most-billed visit code 99203

Established Patient

$93.60 typical visit price

range $16.72 – $131.41

Typical copayment $23.40 (range $4.18 – $32.85)

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.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme J7620

DME-Drugs Administered Through DME · category DG006N

2 suppliers14 claims1,260 services$0.10 avg. paid by Medicare

Pharmacy dispensing fee for inhalation drug(s); per 30 days Q0513

DME-Other DME · category DE000N

3 suppliers16 claims16 services$25.95 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

TAMEKIA HALL

Nurse Practitioner

56 E MAIN ST
MUNFORD, TN 38058

Tipton County (901) 837-3735

COVINGTON INTERNAL PHYSICIANS PC

Neuromusculoskeletal Medicine & OMM

56 E MAIN ST
MUNFORD, TN 38058

Tipton County (901) 837-3735

DR. GEORGE W CHAMBERS MD

Internal Medicine (Critical Care Medicine)

56 E MAIN ST
MUNFORD, TN 38058

Tipton County (901) 837-3735

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 Mcmahon's NPI number?

The NPI number for William Mcmahon is 1700487493. It was assigned to this individual provider in the NPPES registry on November 8, 2020.

Where is William Mcmahon located?

William Mcmahon practices at 56 E Main St, Munford, TN 38058. The listed phone number is (901) 827-3735.

What is William Mcmahon's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is William Mcmahon enrolled in Medicare?

Yes. William Mcmahon 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.

Which organizations bill Medicare for William Mcmahon's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Mcmahon reassigns Medicare benefits to 2 organizations: Saint Francis Physician Network, LLC (Covington, TN) and Armour Family Medicine, PLLC (Covington, TN). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for William Mcmahon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does William Mcmahon accept?

Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee and 3 other insurers list William Mcmahon 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 Mcmahon affiliated with any hospitals?

According to CMS data, William Mcmahon is affiliated with Methodist Hospitals Of Memphis, Baptist Memorial Hospital Tipton and Saint Francis Bartlett Medical Center.

When was this NPI record last updated?

The NPPES record for William Mcmahon was last updated on November 8, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.