MARK W UDY PA-C
NPI 1659405314
Physician Assistant - Medical in St George, UT

Q: What is Mark Udy's NPI number?

The NPI number for Mark Udy is 1659405314. It was assigned to this individual provider in the NPPES registry on March 15, 2007.

Q: What is Mark Udy's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Q: When was this NPI record last updated?

The NPPES record for Mark Udy was last updated on March 29, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.

Active since March 15, 2007PECOS EnrolledAccepts Medicare Assignment

88.59/100

CMS Quality Rating

617 E RIVERSIDE DR STE 301, ST GEORGE, UT 84790(435) 216-7000(435) 216-7001 Get Directions Write a Review

NPPES record last updated: March 29, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Mark W Udy Pa-c NPPES

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

MARK W UDY PA-C (NPI 1659405314) is an individual medical provider in St George, Utah, licensed in Utah (6781192-1206) and active in the NPI registry since March 2007. He is enrolled in Medicare PECOS, is affiliated with St. George Regional Hospital, and maintains a secondary practice location in Mesquite.

NPPES Registry Identity

NPI1659405314

Entity TypeIndividualMale

Primary Taxonomy363AM0700X

Provider Legal NameMARK W UDYCredential: PA-C

Location Address617 E RIVERSIDE DR STE 301St George, UT 84790-8722

Mailing Address617 E Riverside Dr Ste 301St George, UT 84790-8722 · (435) 216-7000 · Fax (435) 216-7001

Phone(435) 216-7000

Fax(435) 216-7001

Sole ProprietorNo

Medical School CMSOtherGraduated 2002

Enumeration DateMarch 15, 2007

Last NPPES UpdateMarch 29, 2023

NPPES CertifiedMarch 29, 2023

✔ NPI 1659405314 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363AM0700X

Licenses✔ Licensed in UT · 6781192-1206✔ Licensed in NV · PA1599

617 E RIVERSIDE DR STE 301, St George, UT 84790

Open in Google Maps ↗

Secondary Practice Location 1

Location 1340 Falcon Ridge Pkwy Ste 603Mesquite, NV 89027-8852 · Phone (702) 346-5037 · Fax (702) 346-5036

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Arizona, Molina Healthcare, Select Health 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

Mark W Udy Pa-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 ID8123265956

PECOS Enrollment IDI20130514000645, I20150324002722

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 11

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.

Injection, onabotulinumtoxina, 1 unit J0585

Onabotulinumtoxina, also known as Botox, is a medication injected into muscles. It's used to treat various conditions by blocking nerve activity in the muscles, causing a temporary reduction in muscle activity. The units refer to the dosage.

8,100 services15 patients

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301

Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.

1,098 services107 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.

755 services296 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.

602 services200 patients

Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms G0482

A definitive drug test identifies specific drugs in your system. Advanced methods like GC/MS (Gas Chromatography/Mass Spectrometry) and LC/MS (Liquid Chromatography/Mass Spectrometry) are used. These can distinguish between similar drugs, providing precise results.

116 services81 patients

Injection of trigger points, 3 or more muscles 20553

Trigger point injection therapy involves injecting medication into specific areas of your muscles, known as trigger points. These are areas that produce pain and discomfort. If you have three or more muscles affected, each will be treated individually.

81 services56 patients

A definitive drug test identifies specific drugs in your system. It uses advanced methods like gc/ms and lc/ms, which can distinguish between different types of drugs but not necessarily their 3D forms. This test offers detailed results to support your healthcare decisions.

69 services44 patients

Aspiration and/or injection of fluid from large joint 20610

This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.

59 services42 patients

Injection of chemical for paralysis of facial and neck nerve muscles on both sides of face 64615

This procedure involves injecting a chemical into specific facial and neck muscles, causing temporary paralysis. This helps reduce muscle activity and can alleviate certain medical conditions. Both sides of the face are treated for a balanced result.

35 services13 patients

Aspiration and/or injection of fluid from small joint 20600

This procedure involves inserting a thin needle into a small joint to remove (aspirate) or inject fluid. It can help diagnose conditions, relieve discomfort, or administer medication directly into the joint. It's generally safe with minimal discomfort.

18 services12 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

13 services13 patients

Hospital Affiliations CMS Care Compare

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

St. George Regional Hospital

Acute Care Hospitals · St George, UT

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number460021

Location1380 East Medical Center DriveSt George, UT 84790 · Washington County

Emergency services Birthing friendly

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

88.59/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

79.81

Promoting Interoperability

Improvement Activities

Other Providers at the Same Location NPPES 18

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

SPENCER G WELLS M.D.

Anesthesiology (Pain Medicine)

617 E RIVERSIDE DR STE 301
SAINT GEORGE, UT 84790

Washington County (435) 216-7000

MARILLA ANN GARCIA LCSW

Social Worker (Clinical)

617 E RIVERSIDE DR STE 301
ST GEORGE, UT 84790

Washington County (435) 238-2278

MICHELLE DEON JOHNSON

Nurse Practitioner (Gerontology)

617 E RIVERSIDE DR STE 301
ST GEORGE, UT 84790

Washington County (435) 216-7000

SHAYLA MARIE BARRETT DNP, APRN, FNP-BC

Nurse Practitioner (Family)

617 E RIVERSIDE DR STE 301
ST GEORGE, UT 84790

Washington County (435) 216-7001

DR. JOSEPH COURTNEY EMPEY M.D.

Anesthesiology (Pain Medicine)

617 E RIVERSIDE DR STE 301
ST GEORGE, UT 84790

Washington County (435) 216-7000

HAYDEN S WORWOOD

Physician Assistant (Medical)

617 E RIVERSIDE DR STE 301
ST GEORGE, UT 84790

Washington County (435) 216-7000

DR. STEVEN D LARSEN M.D.

Pain Medicine (Interventional Pain Medicine)

617 E RIVERSIDE DR STE 301
SAINT GEORGE, UT 84790

Washington County (435) 216-7000

CORTNEY A BERNARDO PAC

Physician Assistant (Medical)

617 E RIVERSIDE DR STE 301
ST GEORGE, UT 84790

Washington County (435) 216-7000

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 Udy's NPI number?

The NPI number for Mark Udy is 1659405314. It was assigned to this individual provider in the NPPES registry on March 15, 2007.

Where is Mark Udy located?

Mark Udy practices at 617 E Riverside Dr Ste 301, St George, UT 84790. The listed phone number is (435) 216-7000.

What is Mark Udy's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Is Mark Udy enrolled in Medicare?

Yes. Mark Udy 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 Udy accept?

Health plans from Blue Cross Blue Shield of Arizona, Molina Healthcare, Select Health and University of Utah Health Plans list Mark Udy 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 Mark Udy affiliated with any hospitals?

According to CMS data, Mark Udy is affiliated with St. George Regional Hospital.

When was this NPI record last updated?

The NPPES record for Mark Udy was last updated on March 29, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.