DR. LAUREN MESTAYER BARFIELD M.D.
NPI 1437341252
Internal Medicine in Baton Rouge, LA

Active since August 15, 2007PECOS EnrolledAccepts Medicare Assignment
7777 HENNESSY BLVD, SUITE 7000, BATON ROUGE, LA 70808(225) 765-8829(225) 765-8283 Get Directions Write a Review

NPPES record last updated: January 7, 2021. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. Lauren Mestayer Barfield M.d. NPPES

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

DR. LAUREN MESTAYER BARFIELD M.D. (NPI 1437341252) is an individual internal medicine provider in Baton Rouge, Louisiana, licensed in Louisiana (MD200981) and active in the NPI registry since August 2007. She is enrolled in Medicare PECOS, is affiliated with Our Lady Of The Lake Regional Medical Center, and maintains a secondary practice location in Baton Rouge.

NPPES Registry Identity

NPI1437341252
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. LAUREN MESTAYER BARFIELDCredential: M.D.
Location Address7777 HENNESSY BLVD, SUITE 7000Baton Rouge, LA 70808-4300
Mailing Address7777 Hennessy Blvd, Suite 7000Baton Rouge, LA 70808-4300 · (225) 765-8829 · Fax (225) 765-8283
Fax(225) 765-8283
Sole ProprietorNo
Medical School CMSLouisiana State University School Of Medicine In New OrleansGraduated 2005
Enumeration DateAugust 15, 2007
Last NPPES UpdateJanuary 7, 2021
NPPES CertifiedJanuary 7, 2021
NPI 1437341252 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in LA · MD200981
Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

7777 HENNESSY BLVD, Baton Rouge, LA 70808

Secondary Practice Location 1

Location 17777 Hennessy Blvd Ste 1000Baton Rouge, LA 70808-4370 · Phone (225) 767-3900

Other Identifiers 1

Medicaid1090395LA

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. Lauren Mestayer Barfield M.d. 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 ID4486754116
PECOS Enrollment IDI20080828000209
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 10

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.
245 services155 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.
133 services133 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.
78 services70 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
47 services47 patients
Influenza vaccine split virus, preservative free 90662
The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.
46 services46 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.
23 services21 patients

Hospital Affiliations CMS Care Compare 2

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

Our Lady Of The Lake Regional Medical Center

Acute Care Hospitals · Baton Rouge, LA
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number190064
Location5000 Hennessy BlvdBaton Rouge, LA 70808 · E. Baton Rouge County
Emergency services

Womans Hospital

Acute Care Hospitals · Baton Rouge, LA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number190128
Location100 Woman's WayBaton Rouge, LA 70817 · E. Baton Rouge County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 70808 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.

Referred Medical Equipment & Supplies CMS DME claims 6

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
8 suppliers25 claims82 services$7.10 avg. paid by Medicare
Normal, low and high calibrator solution / chips A4256
DME-Other DME · category DE000N
1 supplier15 claims15 services$2.94 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
8 suppliers25 claims42 services$1.21 avg. paid by Medicare
Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
1 supplier12 claims12 services$14.84 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier12 claims12 services$53.86 avg. paid by Medicare
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
2 suppliers16 claims16 services$184.63 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 20

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

Psychiatry & Neurology (Psychiatry)
7777 HENNESSY BLVD, SUITE 6000
BATON ROUGE, LA 70808
Internal Medicine (Cardiovascular Disease)
7777 HENNESSY BLVD, SUITE 1000
BATON ROUGE, LA 70808
Ophthalmology
7777 HENNESSY BLVD, STE 3000
BATON ROUGE, LA 70808
Internal Medicine (Cardiovascular Disease)
7777 HENNESSY BLVD, SUITE 1000
BATON ROUGE, LA 70808
Internal Medicine (Cardiovascular Disease)
7777 HENNESSY BLVD, SUITE 1000
BATON ROUGE, LA 70808
Physician Assistant (Medical)
7777 HENNESSY BLVD, SUITE 1000
BATON ROUGE, LA 70808
Internal Medicine
7777 HENNESSY BLVD, STE 102
BATON ROUGE, LA 70808
Otolaryngology
7777 HENNESSY BLVD, SUITE 709
BATON ROUGE, LA 70808

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 Lauren Barfield's NPI number?

The NPI number for Lauren Barfield is 1437341252. It was assigned to this individual provider in the NPPES registry on August 15, 2007.

Where is Lauren Barfield located?

Lauren Barfield practices at 7777 Hennessy Blvd Suite 7000, Baton Rouge, LA 70808. The listed phone number is (225) 765-8829.

What is Lauren Barfield's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Lauren Barfield enrolled in Medicare?

Yes. Lauren Barfield 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 Lauren Barfield accept?

Health plans from AmeriHealth Caritas Next, Blue Cross and Blue Shield of Louisiana, HMO Louisiana and UnitedHealthcare list Lauren Barfield 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 Lauren Barfield affiliated with any hospitals?

According to CMS data, Lauren Barfield is affiliated with Our Lady Of The Lake Regional Medical Center and Womans Hospital.

When was this NPI record last updated?

The NPPES record for Lauren Barfield was last updated on January 7, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.