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MARK D CLAYTON LCSW
NPI 1376611384
Social Worker - Clinical in Saint George, UT

Active since November 30, 2006PECOS EnrolledAccepts Medicare Assignment
166 N 300 W, STE 2, SAINT GEORGE, UT 84770(435) 673-4870(435) 216-9403 Get Directions Write a Review

NPPES record last updated: March 20, 2017. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mark D Clayton Lcsw NPPES

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

MARK D CLAYTON LCSW (NPI 1376611384) is an individual clinical provider in Saint George, Utah, licensed in Utah (881317683501) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1984).

NPPES Registry Identity

NPI1376611384
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMARK D CLAYTONCredential: LCSW
Location Address166 N 300 W, STE 2Saint George, UT 84770-2770
Mailing AddressPo Box 3219Saint George, UT 84771-3219 · (435) 673-4870
Phone(435) 673-4870
Fax(435) 216-9403
Sole ProprietorYes
Medical School CMSOtherGraduated 1984
Enumeration DateNovember 30, 2006
Last NPPES UpdateMarch 20, 2017
✔ NPI 1376611384 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in UT · 881317683501
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
166 N 300 W, Saint George, UT 84770
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Other Identifiers 1

Medicare OSCAR/certificationU000075577UT

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Select Health, University of Utah Health Plans.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

Mark D Clayton Lcsw 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 ID2163681040
PECOS Enrollment IDI20120313000353
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

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.

Psychotherapy, 1 hour 90837
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 1-hour session, you'll talk about your feelings, thoughts, and behaviors to help identify and manage mental health issues. This process aids in personal growth, healing, and improved well-being.
246 services30 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 84770 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
$0.00 typical visit price
range $54.34 – $166.03
Typical copayment $0.00 (range $13.58 – $41.50)
Most-billed visit code NA
Established Patient
$68.01 typical visit price
range $17.23 – $135.20
Typical copayment $17.00 (range $4.30 – $33.80)
Most-billed visit code 99213
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 5

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

DR. CHRISTINA J DURHAM PH.D.
Psychologist (Clinical)
166 N 300 W, SUITE 1
ST GEORGE, UT 84770
Washington County (435) 688-9471
ELIZABETH C GOBLE ACMHC
Counselor (Professional)
166 N 300 W, SUITE 1
ST GEORGE, UT 84770
Washington County (435) 862-8273
MARK D. CLAYTON LCSW PC
Social Worker (Clinical)
166 N 300 W, STE 2
ST GEORGE, UT 84770
Washington County (435) 673-4870
MRS. TANA FREY ACMHC
Counselor (Mental Health)
166 N 300 W
ST GEORGE, UT 84770
Washington County (435) 862-8273
DANIEL MARK SANDERSON PH.D.
Psychologist (Clinical Child & Adolescent)
166 N 300 W, SUITE 1
ST GEORGE, UT 84770
Washington County (435) 862-8273

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 Mark Clayton's NPI number?

The NPI number for Mark Clayton is 1376611384. It was assigned to this individual provider in the NPPES registry on November 30, 2006.

Where is Mark Clayton located?

Mark Clayton practices at 166 N 300 W Ste 2, Saint George, UT 84770. The listed phone number is (435) 673-4870.

What is Mark Clayton's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Mark Clayton enrolled in Medicare?

Yes. Mark Clayton 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 Mark Clayton accept?

Health plans from Select Health and University of Utah Health Plans list Mark Clayton 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 Mark Clayton was last updated on March 20, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.