CHARLES MASON FNP
NPI 1073935425
Nurse Practitioner - Family in Collierville, TN

Q: What is Charles Mason's NPI number?

The NPI number for Charles Mason is 1073935425. It was assigned to this individual provider in the NPPES registry on January 19, 2014.

Q: What is Charles Mason's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Q: When was this NPI record last updated?

The NPPES record for Charles Mason was last updated on February 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.

Active since January 19, 2014PECOS EnrolledAccepts Medicare Assignment

574 GREEN TREE CV STE 101, COLLIERVILLE, TN 38017(901) 910-8101(901) 853-2434 Get Directions Write a Review

NPPES record last updated: February 9, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

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About Charles Mason Fnp NPPES

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

CHARLES MASON FNP (NPI 1073935425) is an individual family provider in Collierville, Tennessee, licensed in Tennessee (0000018291) and active in the NPI registry since January 2014. He is enrolled in Medicare PECOS, is affiliated with Baptist Memorial Hospital, and is a graduate of Other (2013).

NPPES Registry Identity

NPI1073935425

Entity TypeIndividualMale

Primary Taxonomy363LF0000X

Provider Legal NameCHARLES MASONCredential: FNP

Location Address574 GREEN TREE CV STE 101Collierville, TN 38017-2694

Mailing Address574 Green Tree Cv Ste 101Collierville, TN 38017-2694 · (901) 910-8101 · Fax (901) 853-2434

Phone(901) 910-8101

Fax(901) 853-2434

Sole ProprietorNo

Medical School CMSOtherGraduated 2013

Enumeration DateJanuary 19, 2014

Last NPPES UpdateFebruary 9, 2026

NPPES CertifiedFebruary 9, 2026

✔ NPI 1073935425 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LF0000X

License✔ Licensed in TN · 0000018291

Also ListedRegistered NurseTaxonomy 163W00000X · License 164018 (TN)

574 GREEN TREE CV STE 101, Collierville, TN 38017

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BlueCross BlueShield of Tennessee, UnitedHealthcare.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

Charles Mason Fnp 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 ID3779716097

PECOS Enrollment IDI20140512000840

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 Reassignment

Medicare enrollment records show Charles Mason reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Consolidated Medical Practices Of Memphis,pllc

9.6 mi

Internal Medicine

6799 GREAT OAKS RD
Memphis, TN 38138

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

NPI 1508027491 (901) 821-8300

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 32

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.

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.

330 services31 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.

197 services147 patients

Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025

A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.

159 services136 patients

Blood test, comprehensive group of blood chemicals 80053

A comprehensive group of blood chemicals test, also known as a comprehensive metabolic panel, is a blood test that measures your sugar level, electrolyte and fluid balance, kidney function, and liver function. This helps to check your body's overall health.

151 services133 patients

Injection, ceftriaxone sodium, per 250 mg J0696

Ceftriaxone sodium is an antibiotic injection used to treat a variety of bacterial infections. Each injection contains 250 mg of the medicine. It works by stopping the growth of bacteria in your body.

145 services30 patients

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.

136 services105 patients

Blood test, thyroid stimulating hormone (tsh) 84443

A TSH blood test measures the level of thyroid stimulating hormone in your body. This hormone is produced by the pituitary gland and regulates how your thyroid works. It's a simple procedure where a small amount of blood is drawn from your arm for analysis.

126 services113 patients

Thyroxine (thyroid chemical), free 84439

The Thyroxine (thyroid chemical), free test is a blood test that measures the level of free T4 in your body. T4 is a hormone produced by your thyroid gland and is essential for growth and metabolism. If your T4 levels are too high or too low, it could indicate a thyroid disorder.

118 services108 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.

109 services59 patients

Blood test, lipids (cholesterol and triglycerides) 80061

A lipid panel is a blood test that measures fats and fatty substances, such as cholesterol and triglycerides. These substances are used by your body as a source of energy. High levels can lead to health issues, including heart disease.

94 services86 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.

72 services62 patients

Cyanocobalamin (vitamin b-12) level 82607

A Cyanocobalamin (Vitamin B-12) level test is a blood test that checks the amount of Vitamin B-12 in your body. This vitamin is vital for nerve function and the creation of red blood cells. Low or high levels could indicate a potential health issue.

63 services61 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.

60 services60 patients

Testosterone (hormone) level, total 84403

A total testosterone level test measures the amount of a key hormone in your body. This hormone influences various body functions such as muscle mass, energy levels, and mood. The test involves a simple blood draw, and results help monitor health conditions.

47 services45 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

45 services43 patients

Red blood cell sedimentation rate, to detect inflammation, automated 85652

The Red Blood Cell Sedimentation Rate is a test that helps detect inflammation in the body. It's automated, meaning a machine does the work. This test measures how fast red blood cells settle at the bottom of a tube in an hour. A faster rate may indicate inflammation.

44 services41 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.

41 services33 patients

Thyroid hormone, t3 measurement, total 84480

The T3 Total Test measures the amount of thyroid hormone T3 in your blood. This hormone, produced by the thyroid gland, is crucial for body's metabolism and energy production. Abnormal levels may indicate a thyroid disorder.

40 services37 patients

Magnesium level 83735

A magnesium level test is a simple blood test that measures the amount of magnesium in your body. Magnesium is a crucial mineral that helps your nerves, muscles, and heart function properly. The test can help detect health conditions like kidney disease or malnutrition.

34 services32 patients

Injection, ketorolac tromethamine, per 15 mg J1885

Ketorolac tromethamine is a medication administered through injection, often used to manage moderate to severe pain. Each 15 mg dose helps to reduce hormones causing inflammation and pain in the body. It is not recommended for long-term use.

28 services11 patients

Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg J3420

This is a procedure where a small dose of Vitamin B-12, also known as Cyanocobalamin, is injected into your body. This vitamin is essential for nerve function and the production of red blood cells. It's often used to treat vitamin B-12 deficiency.

28 services12 patients

X-ray of chest, 2 views 71046

A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.

25 services22 patients

Ferritin (blood protein) level 82728

A Ferritin level test measures the amount of ferritin, a protein that stores iron, in your blood. It helps determine how much iron your body is storing. If levels are low, it may indicate iron deficiency, while high levels could signify conditions like iron overload.

18 services18 patients

Sex hormone binding globulin (protein) level 84270

Sex hormone binding globulin (SHBG) level is a blood test that measures a specific protein in your body. This protein helps regulate certain hormones. If these hormone levels are too high or too low, it may cause health issues. The test helps assess hormone-related conditions.

16 services15 patients

Testosterone (hormone) level, free 84402

A free testosterone level test measures the amount of unattached, or "free," testosterone in your blood. Testosterone is a hormone that's important for certain body functions. This test is used to check if your hormone level is in the normal range.

16 services15 patients

Creatine kinase (cardiac enzyme) level, total 82550

The total Creatine Kinase (CK) level test is a blood test that helps assess the health of your heart. It measures an enzyme called CK that's released into the bloodstream when heart or other muscle tissue is damaged. High levels may indicate a heart attack or muscle disorder.

15 services15 patients

Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 87635

This is a lab test that detects the presence of COVID-19 in your body. It uses a technique to amplify the virus's genetic material, either DNA or RNA, making it easier to identify. A positive result indicates an active infection.

14 services14 patients

Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit G0438

An annual wellness visit is a yearly appointment with your doctor to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's an opportunity to discuss your health status and goals and get a plan tailored for you.

14 services14 patients

Insulin measurement, total 83525

Insulin measurement, total, is a blood test that checks the amount of insulin â€” a hormone regulating blood sugar â€” in your body. It helps diagnose diabetes and other conditions related to insulin. The test involves a simple blood draw and is generally safe and quick.

13 services13 patients

Psa (prostate specific antigen) measurement, total 84153

PSA measurement is a simple blood test that checks for a specific protein produced by your body. High levels could indicate a health issue that needs further investigation. It's often used to monitor general wellness and is part of routine health screening.

13 services12 patients

Folic acid level, serum 82746

A Folic Acid Level, Serum test measures the amount of folic acid, a type of B vitamin, in your blood. This vitamin is important for cell growth and development. It's crucial for your body to function well. If your levels are low, it may indicate a deficiency, which can lead to health issues.

12 services12 patients

Detection test by nucleic acid for multiple types influenza virus 87502

A detection test by nucleic acid for multiple types of influenza virus is a diagnostic procedure. It identifies the genetic material of the virus in your body. It's highly accurate and can distinguish between different flu strains, helping in prompt and precise treatment.

12 services12 patients

Hospital Affiliations CMS Care Compare

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

Baptist Memorial Hospital

Acute Care Hospitals · Memphis, TN

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number440048

Location6019 Walnut Grove RoadMemphis, TN 38120 · Shelby County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 38017 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.

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 Charles Mason's NPI number?

The NPI number for Charles Mason is 1073935425. It was assigned to this individual provider in the NPPES registry on January 19, 2014.

Where is Charles Mason located?

Charles Mason practices at 574 Green Tree Cv Ste 101, Collierville, TN 38017. The listed phone number is (901) 910-8101.

What is Charles Mason's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Charles Mason enrolled in Medicare?

Yes. Charles Mason 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 organization bills Medicare for Charles Mason's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Charles Mason reassigns Medicare benefits to Consolidated Medical Practices Of Memphis,pllc (Memphis, TN). The 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 Charles Mason's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Charles Mason accept?

Health plans from BlueCross BlueShield of Tennessee and UnitedHealthcare list Charles Mason 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 Charles Mason affiliated with any hospitals?

According to CMS data, Charles Mason is affiliated with Baptist Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Charles Mason was last updated on February 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.