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NANCY ANNE MOSBY FNP-C
NPI 1093288110
Nurse Practitioner - Family in Marshall, TX

Active since January 11, 2019PECOS EnrolledAccepts Medicare Assignment
711 E END BLVD S, MARSHALL, TX 75670(903) 938-4363(903) 935-7394 Get Directions Write a Review

NPPES record last updated: January 1, 2026. Verified against the NPPES registry weekly; last sync: September 20, 2026.

Record update history: Jan 1, 2026, Nov 19, 2021, Jan 11, 2019 (3 updates tracked since 2019).

About Nancy Anne Mosby Fnp-c NPPES

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

NANCY ANNE MOSBY FNP-C (NPI 1093288110) is an individual family provider in Marshall, Texas, licensed in Texas (AP139216) and active in the NPI registry since January 2019. She is enrolled in Medicare PECOS, is affiliated with Christus Good Shepherd Medical Center, and is a graduate of Other (2018).

NPPES Registry Identity

NPI1093288110
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameNANCY ANNE MOSBYCredential: FNP-C
Location Address711 E END BLVD SMarshall, TX 75670-5615
Mailing Address3515 Richmond RdTexarkana, TX 75503-0711 · (903) 791-9355 · Fax (903) 793-0496
Phone(903) 938-4363
Fax(903) 935-7394
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateJanuary 11, 2019
Last NPPES UpdateJanuary 1, 20263 updates tracked since enumeration
NPPES CertifiedJanuary 1, 2026
✔ NPI 1093288110 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in TX · AP139216
711 E END BLVD S, Marshall, TX 75670
Open in Google Maps ↗

Other Names 1

Former Name (1)Nancy Anne Yarnell

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Molina Healthcare, Oscar Insurance Company and more.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

Nancy Anne Mosby 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 ID8426397076
PECOS Enrollment IDI20190227000168
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 4

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.
48 services24 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.
30 services29 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.
13 services12 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.
11 services11 patients

Hospital Affiliations CMS Care Compare

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

Christus Good Shepherd Medical Center

Acute Care Hospitals · Longview, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450032
Location700 E Marshall AveLongview, TX 75601 · Gregg County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75670 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
$84.92 typical visit price
range $54.84 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
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 3

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

HEALTHCARE EXPRESS, LLP
Family Medicine
711 E END BLVD S
MARSHALL, TX 75670
Harrison County (903) 938-4363
HEALTHCARE EXPRESS, LLP
Clinic/Center (Rural Health)
711 E END BLVD S
MARSHALL, TX 75670
Harrison County (903) 938-4363
HANNA LEIGH COYLE FNP
Nurse Practitioner (Family)
711 E END BLVD S
MARSHALL, TX 75670
Harrison County (903) 938-4363

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 Nancy Mosby's NPI number?

The NPI number for Nancy Mosby is 1093288110. It was assigned to this individual provider in the NPPES registry on January 11, 2019. The provider is also known as Nancy Anne Yarnell.

Where is Nancy Mosby located?

Nancy Mosby practices at 711 E End Blvd S, Marshall, TX 75670. The listed phone number is (903) 938-4363.

What is Nancy Mosby's specialty?

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

Is Nancy Mosby enrolled in Medicare?

Yes. Nancy Mosby 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 Nancy Mosby accept?

Health plans from Blue Cross and Blue Shield of Texas, Molina Healthcare, Oscar Insurance Company, Providence Health Plan and UnitedHealthcare and 1 other insurer list Nancy Mosby 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 Nancy Mosby affiliated with any hospitals?

According to CMS data, Nancy Mosby is affiliated with Christus Good Shepherd Medical Center.

When was this NPI record last updated?

The NPPES record for Nancy Mosby was last updated on January 1, 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.