DR. JUSTIN WILLIAM FONTENOT MD
NPI 1881790632
Internal Medicine - Endocrinology, Diabetes & Metabolism in Lafayette, LA

Q: What is Justin Fontenot's NPI number?

The NPI number for Justin Fontenot is 1881790632. It was assigned to this individual provider in the NPPES registry on September 16, 2006.

Q: What is Justin Fontenot's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Q: When was this NPI record last updated?

The NPPES record for Justin Fontenot was last updated on July 24, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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 September 16, 2006PECOS EnrolledAccepts Medicare Assignment

75/100

CMS Quality Rating

4212 W CONGRESS ST STE 2300A, LAFAYETTE, LA 70506(337) 237-7801(337) 235-1865 Get Directions Write a Review

NPPES record last updated: July 24, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Dr. Justin William Fontenot Md NPPES

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

DR. JUSTIN WILLIAM FONTENOT MD (NPI 1881790632) is an individual endocrinology, diabetes & metabolism provider in Lafayette, Louisiana, licensed in Louisiana (026605) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with Ochsner Lafayette General Medical Center, and is a graduate of Louisiana State University School Of Medicine In Shreveport (2003).

NPPES Registry Identity

NPI1881790632

Entity TypeIndividualMale

Primary Taxonomy207RE0101X

Provider Legal NameDR. JUSTIN WILLIAM FONTENOTCredential: MD

Location Address4212 W CONGRESS ST STE 2300ALafayette, LA 70506-6778

Mailing Address4212 W Congress St Ste 2300aLafayette, LA 70506-6778 · (337) 237-7801 · Fax (337) 235-1865

Phone(337) 237-7801

Fax(337) 235-1865

Sole ProprietorNo

Medical School CMSLouisiana State University School Of Medicine In ShreveportGraduated 2003

Enumeration DateSeptember 16, 2006

Last NPPES UpdateJuly 24, 2020

NPPES CertifiedJuly 24, 2020

✔ NPI 1881790632 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians

Taxonomy Code207RE0101X

License✔ Licensed in LA · 026605

Definition

An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

4212 W CONGRESS ST STE 2300A, Lafayette, LA 70506

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Other Identifiers 1

Medicaid1057843LA

Accepted Insurance

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

Dr. Justin William Fontenot 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 ID5799720108

PECOS Enrollment IDI20050627000506

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 Justin Fontenot reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Lafayette Arthritis And Endocrine Clinic Apmc

Same address

Endocrinology, Diabetes & Metabolism

4212 W CONGRESS ST STE 2300A
Lafayette, LA 70506

Reassigned Medicare billing, Louisiana enrollment
17 clinicians in this Medicare group

NPI 1578513149 (337) 237-7801

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 29

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, denosumab, 1 mg J0897

Denosumab is a medication given via injection to strengthen your bones. It works by slowing down the cells that break down bone, improving bone density and reducing the risk of fractures. It's often used for osteoporosis treatment.

10,320 services103 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

1,346 services910 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.

1,182 services876 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.

694 services528 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.

609 services457 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.

472 services342 patients

Uric acid level, blood 84550

A blood uric acid level test measures the amount of uric acid in your blood. Uric acid is a waste product that your body produces when it breaks down purines, substances found in your body and in certain foods. High levels may lead to gout or kidney stones.

388 services319 patients

Bilirubin level, direct 82248

A direct bilirubin test measures a form of bilirubin in your blood. Bilirubin is a substance produced during the normal breakdown of red blood cells. High levels may indicate liver or blood disorders. This test helps diagnose and monitor these conditions.

387 services318 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.

387 services318 patients

Phosphate level 84100

A phosphate level test measures the amount of phosphate in your blood. Phosphate is a chemical that contains the mineral phosphorus, crucial for energy production, muscle and nerve function, and bone growth. Imbalances may indicate kidney disease or other health issues.

387 services318 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.

384 services315 patients

Ultrasound scan of head and neck soft tissue 76536

An ultrasound scan of the head and neck soft tissue is a non-invasive procedure that uses sound waves to create images of the soft tissues in these areas. It helps identify any abnormalities or issues, such as tumors, cysts, or infections. It's painless and doesn't involve radiation.

360 services348 patients

Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 95251

This procedure involves placing a small sensor under your skin to continuously monitor your blood sugar levels in tissue fluid. The data is interpreted and a report is generated to help manage your diabetes more effectively.

265 services163 patients

Blood glucose (sugar) measurement using reagent strip 82948

Blood glucose measurement using a reagent strip is a simple process. A tiny blood sample, usually taken from your finger, is placed on a test strip. The strip is inserted into a device that reads the blood sugar level. It's a quick, easy way to monitor blood sugar levels.

247 services179 patients

Vitamin d-3 level 82306

A Vitamin D-3 level test measures the amount of Vitamin D-3, a crucial nutrient, in your body. This test helps identify if your levels are too low or too high. Low levels may lead to bone weakness, while high levels could harm your kidneys. It's a simple blood test.

216 services203 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.

181 services181 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.

166 services154 patients

Thyroid hormone, t3 measurement, free 84481

The T3 measurement, free, is a blood test that checks the level of a hormone called triiodothyronine. This hormone is produced by your thyroid, a small gland in your neck. It plays a key role in regulating your body's metabolism and energy use.

132 services95 patients

Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle 96401

This procedure involves giving anti-cancer drugs, which don't contain hormones, into the muscle or under the skin. These drugs help to stop the growth of cancer cells. The process is usually quick and done by a healthcare professional.

106 services92 patients

Urine microalbumin (protein) analysis 82044

Urine microalbumin analysis is a test that measures the amount of a protein called albumin in your urine. This protein is usually present in very small amounts, but higher levels can indicate kidney issues. The test is non-invasive and involves a simple urine sample.

105 services101 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.

97 services79 patients

Fine needle aspiration biopsy using ultrasound guidance, first growth 10005

Fine needle aspiration biopsy with ultrasound guidance is a procedure where a thin needle is inserted into a growth to extract a small sample. Ultrasound helps accurately locate the growth. This sample is then analyzed to determine the nature of the growth.

83 services81 patients

Dxa bone density measurement of hip, pelvis, spine 77080

A DXA bone density measurement is a simple, quick, and non-invasive procedure that assesses the strength of your bones. This test uses X-rays to measure the amount of minerals, mainly calcium, in the hip, pelvis, and spine. It helps in early detection of osteoporosis or other bone diseases.

67 services67 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

62 services62 patients

Kidney function blood test panel 80069

A kidney function blood test panel checks how well your kidneys are working. It measures levels of various substances in your blood, including proteins, electrolytes, and waste products. The results can help detect potential kidney issues early.

46 services34 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.

25 services25 patients

Blood test, basic group of blood chemicals (calcium, total) 80048

A basic group blood test measures the levels of certain chemicals in your blood, including calcium. This helps assess your overall health and detect potential problems. The procedure involves drawing a small amount of blood from your arm, which is then analyzed in a lab.

24 services23 patients

Fine needle aspiration biopsy using ultrasound guidance, each additional growth 10006

A fine needle aspiration biopsy with ultrasound guidance is a procedure where a thin needle is used to collect cells from a growth. Ultrasound helps accurately locate the growth. If there's more than one growth, each one is biopsied separately.

19 services18 patients

Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with provider supplied equipment 95250

This process involves a tiny sensor placed under your skin that checks your blood sugar levels in tissue fluid regularly. The sensor sends these readings to a device, allowing you to track your levels in real-time. This is provided by your healthcare provider.

14 services14 patients

Hospital Affiliations CMS Care Compare 5

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

Ochsner Lafayette General Medical Center

Acute Care Hospitals · Lafayette, LA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number190002

Location1214 Coolidge AvenueLafayette, LA 70503 · Lafayette County

Emergency services Birthing friendly

Opelousas General Health System

Acute Care Hospitals · Opelousas, LA

3/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number190017

Location539 East Prudhomme StreetOpelousas, LA 70570 · St. Landry County

Emergency services Birthing friendly

Abbeville General Hospital

Acute Care Hospitals · Abbeville, LA

3/5 CMS rating

OwnershipGovernment - Hospital District or Authority

CMS Certification Number190034

Location118 N Hospital DrAbbeville, LA 70510 · Vermilion County

Emergency services Birthing friendly

Our Lady Of Lourdes Regional Medical Center, Inc

Acute Care Hospitals · Lafayette, LA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number190102

Location4801 Ambassador Caffery ParkwayLafayette, LA 70508 · Lafayette County

Emergency services Birthing friendly

Ochsner St Martin Hospital

Critical Access Hospitals · Breaux Bridge, LA

OwnershipVoluntary non-profit - Private

CMS Certification Number191302

Location210 Champagne BoulevardBreaux Bridge, LA 70517 · St. Martin County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 70506 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

75/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Reported Quality Measures

Diabetes: Medical Attention for Nephropathy

The percentage of patients 18-75 years of age with diabetes who had a nephropathy screening test or evidence of nephropathy during the measurement period

89%543 patients4/55-star benchmark: 100%

Documentation of Current Medications in the Medical Record

Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.

100%2,678 patients5/55-star benchmark: 100%

e-Prescribing

At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.

61%11,450 patients3/55-star benchmark: 100%

Health Information Exchange

The MIPS eligible clinician that transitions or refers their patient to another setting of care or health care clinician (1) uses CEHRT to create a summary of care record; and (2) electronically transmits such summary to a receiving health care clinician for…

1%269 patients1/55-star benchmark: 98%

Ischemic Vascular Disease (IVD): Use of Aspirin or Another Antiplatelet

Percentage of patients 18 years of age and older who were diagnosed with acute myocardial infarction (AMI), coronary artery bypass graft (CABG) or percutaneous coronary interventions (PCI) in the 12 months prior to the measurement period, or who had an active…

93%91 patients4/55-star benchmark: 100%

Medication Reconciliation

The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.

98%2,613 patients4/55-star benchmark: 100%

Patient-Specific Education

The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.

6%2,316 patients1/55-star benchmark: 100%

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan

Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…

87%1,917 patients4/55-star benchmark: 100%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user

22%74 patients1/55-star benchmark: 100%

Preventive Care and Screening: Unhealthy Alcohol Use: Screening & Brief Counseling

Percentage of patients aged 18 years and older who were screened for unhealthy alcohol use using a systematic screening method at least once within the last 24 months AND who received brief counseling if identified as an unhealthy alcohol user

94%526 patients4/55-star benchmark: 100%

Provide Patient Access

At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…

97%2,316 patients4/55-star benchmark: 100%

Secure Messaging

For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…

52%2,316 patients3/55-star benchmark: 79%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 7

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

Supplies for maintenance of insulin infusion catheter, per week A4224

DME-Other DME · category DE017N

6 suppliers26 claims333 services$17.96 avg. paid by Medicare

Supplies for external insulin infusion pump, syringe type cartridge, sterile, each A4225

DME-Other DME · category DE017N

6 suppliers25 claims765 services$2.26 avg. paid by Medicare

Supply allowance for adjunctive continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service A4238

DME-Medical/Surgical Supplies · category DA000N

2 suppliers14 claims14 services$168.78 avg. paid by Medicare

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

29 suppliers104 claims290 services$6.13 avg. paid by Medicare

Lancets, per box of 100 A4259

DME-Medical/Surgical Supplies · category DA000N

11 suppliers39 claims60 services$1.11 avg. paid by Medicare

External ambulatory infusion pump, insulin E0784

DME-Other DME · category DE017N

4 suppliers18 claims18 services$322.09 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 14

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

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