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MRS. MARY C SHELLNUTT APRN, AGCNS-BC
NPI 1811366552
Clinical Nurse Specialist in Tyler, TX

Active since September 23, 2015PECOS EnrolledAccepts Medicare Assignment
501 SAUNDERS AVE STE 320, TYLER, TX 75702(903) 606-5140 Get Directions Write a Review

NPPES record last updated: March 12, 2024. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jan 4, 2024, Nov 16, 2016 (2 updates tracked since 2016).

About Mrs. Mary C Shellnutt Aprn, Agcns-bc NPPES

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

MRS. MARY C SHELLNUTT APRN, AGCNS-BC (NPI 1811366552) is an individual clinical nurse specialist in Tyler, Texas, licensed in Texas (AP128617) and active in the NPI registry since September 2015. She is enrolled in Medicare PECOS, is affiliated with Christus Mother Frances Hospital, and is a graduate of Other (2018).

NPPES Registry Identity

NPI1811366552
Entity TypeIndividualFemale
Primary Taxonomy364S00000X
Provider Legal NameMRS. MARY C SHELLNUTTCredential: APRN, AGCNS-BC
Location Address501 SAUNDERS AVE STE 320Tyler, TX 75702-7524
Mailing Address501 Saunders Ave Ste 320Tyler, TX 75702-7524 · (469) 247-2365
Phone(903) 606-5140
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateSeptember 23, 2015
Last NPPES UpdateMarch 12, 20242 updates tracked since enumeration
NPPES CertifiedMarch 12, 2024
✔ NPI 1811366552 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyClinical Nurse SpecialistPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code364S00000X
License✔ Licensed in TX · AP128617
Definition
A registered nurse who, through a graduate degree program in nursing, or through a formal post-basic education program or continuing education courses and clinical experience, is expert in a specialty area of nursing practice within one or more of the components of direct patient/client care, consultation, education, research and administration.
Also ListedClinical Nurse Specialist · Adult HealthTaxonomy 364SA2200X · License AP128617 (TX)
Also ListedClinical Nurse Specialist · GerontologyTaxonomy 364SG0600X · License AP128617 (TX)
501 SAUNDERS AVE STE 320, Tyler, TX 75702
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan, UnitedHealthcare.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. Mary C Shellnutt Aprn, Agcns-bc 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 ID8729439831
PECOS Enrollment IDI20240112001015
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 2

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
30 services20 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
13 services12 patients

Hospital Affiliations CMS Care Compare

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

Christus Mother Frances Hospital

Acute Care Hospitals · Tyler, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450102
Location800 East DawsonTyler, TX 75701 · Smith County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75702 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
$126.40 typical visit price
range $54.84 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
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 2

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

MS. CHELSEA MARIE WALDRON NP
Nurse Practitioner
501 SAUNDERS AVE STE 320
TYLER, TX 75702
Smith County (903) 606-4300
TARA LYNN PEURIFOY AGACNP-BC
Nurse Practitioner
501 SAUNDERS AVE STE 320
TYLER, TX 75702
Smith County (903) 606-4300

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 Mary Shellnutt's NPI number?

The NPI number for Mary Shellnutt is 1811366552. It was assigned to this individual provider in the NPPES registry on September 23, 2015.

Where is Mary Shellnutt located?

Mary Shellnutt practices at 501 Saunders Ave Ste 320, Tyler, TX 75702. The listed phone number is (903) 606-5140.

What is Mary Shellnutt's specialty?

The primary specialty registered for this NPI is Clinical Nurse Specialist with taxonomy code 364S00000X.

Is Mary Shellnutt enrolled in Medicare?

Yes. Mary Shellnutt 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 Mary Shellnutt accept?

Health plans from Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan and UnitedHealthcare list Mary Shellnutt 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 Mary Shellnutt affiliated with any hospitals?

According to CMS data, Mary Shellnutt is affiliated with Christus Mother Frances Hospital.

When was this NPI record last updated?

The NPPES record for Mary Shellnutt was last updated on March 12, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.