MRS. LIHSIEN SUE MARX FNP-C
NPI 1215784806
Nurse Practitioner - Family in Little Rock, AR

Active since May 02, 2024PECOS EnrolledAccepts Medicare Assignment
800 FAIR PARK BLVD, LITTLE ROCK, AR 72204(501) 404-8007(501) 904-3620 Get Directions Write a Review

NPPES record last updated: May 20, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: May 20, 2026, Mar 9, 2026, Jan 7, 2026 and 2 more (5 updates tracked since 2024).

About Mrs. Lihsien Sue Marx Fnp-c NPPES

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

MRS. LIHSIEN SUE MARX FNP-C (NPI 1215784806) is an individual family provider in Little Rock, Arkansas, licensed in Arkansas (226475) and active in the NPI registry since May 2024. She is enrolled in Medicare PECOS and is a graduate of Other (2024).

NPPES Registry Identity

NPI1215784806
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMRS. LIHSIEN SUE MARXCredential: FNP-C
Location Address800 FAIR PARK BLVDLittle Rock, AR 72204-1720
Mailing Address800 Fair Park BlvdLittle Rock, AR 72204-1720 · (501) 404-8007 · Fax (501) 904-3620
Fax(501) 904-3620
Sole ProprietorNo
Medical School CMSOtherGraduated 2024
Enumeration DateMay 2, 2024
Last NPPES UpdateMay 20, 20265 updates tracked since enumeration
NPPES CertifiedMay 20, 2026
NPI 1215784806 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 AR · 226475
Also ListedFamily MedicineTaxonomy 207Q00000X · License 226475 (AR)
800 FAIR PARK BLVD, Little Rock, AR 72204

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

Mrs. Lihsien Sue Marx 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 ID7719328343
PECOS Enrollment IDI20240514003835
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 9

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.

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.
52 services26 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.
51 services51 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.
45 services42 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.
40 services40 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.
26 services24 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.
19 services19 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 72204 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
$79.72 typical visit price
range $51.36 – $157.74
Typical copayment $19.93 (range $12.84 – $39.43)
Most-billed visit code 99203
Established Patient
$91.63 typical visit price
range $16.16 – $128.77
Typical copayment $22.90 (range $4.04 – $32.19)
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.

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.

Orthopaedic Surgery (Sports Medicine)
800 FAIR PARK BLVD
LITTLE ROCK, AR 72204
Orthopaedic Surgery (Adult Reconstructive Orthopaedic Surgery)
800 FAIR PARK BLVD
LITTLE ROCK, AR 72204
Orthopaedic Surgery (Sports Medicine)
800 FAIR PARK BLVD
LITTLE ROCK, AR 72204
Physician Assistant (Medical)
800 FAIR PARK BLVD
LITTLE ROCK, AR 72204
Physical Therapist
800 FAIR PARK BLVD
LITTLE ROCK, AR 72204
Nurse Practitioner (Family)
800 FAIR PARK BLVD
LITTLE ROCK, AR 72204
Orthopaedic Surgery
800 FAIR PARK BLVD
LITTLE ROCK, AR 72204
Nurse Practitioner (Family)
800 FAIR PARK BLVD
LITTLE ROCK, AR 72204

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 Lihsien Marx's NPI number?

The NPI number for Lihsien Marx is 1215784806. It was assigned to this individual provider in the NPPES registry on May 2, 2024.

Where is Lihsien Marx located?

Lihsien Marx practices at 800 Fair Park Blvd, Little Rock, AR 72204. The listed phone number is (501) 404-8007.

What is Lihsien Marx's specialty?

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

Is Lihsien Marx enrolled in Medicare?

Yes. Lihsien Marx 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 Lihsien Marx accept?

Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Louisiana Healthcare Connections, Ambetter from Magnolia Health and Ambetter from Superior HealthPlan and 5 other insurers list Lihsien Marx 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.

When was this NPI record last updated?

The NPPES record for Lihsien Marx was last updated on May 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.