What is Mark Udy's specialty?

Mark Udy (NPI 1659405314) is a Medicare-billing provider whose primary specialty is Physician Assistant in St George, UT.

Where does Mark Udy practice?

Mark Udy practices in St George, UT, based on the location reported in the CMS Medicare provider datasets for NPI 1659405314.

How much does Medicare pay Mark Udy?

Mark Udy (NPI 1659405314) received approximately $190K in total Medicare Part B payments, serving 365 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1659405314

Mark UdyPA-C

Physician AssistantSt George, UTI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

879

Unique beneficiaries

—

Total services

10,946

Distinct HCPCS

Medicare payment

$185K

Peer benchmark

Total Medicare services vs. 1,360 Physician Assistant providers in UT — top quintile (cohort median 263).

PRESCRIBING · PART D · 2024

Total Rx claims

3,983

Beneficiaries

—

Total drug cost

$426K

Distinct drugs

Brand share

42.1%

Top prescribed drugs

Hydrocodone/Acetaminophen644 claims

Oxycodone Hcl464 claims

Oxycodone Hcl/Acetaminophen411 claims

Tramadol Hcl260 claims

Gabapentin255 claims

QUALITY · MIPS · 2024

Final MIPS score

77.5

Quality

59.7

Cost

80.6

Improvement activities

40.0

Promoting interop.

99.0

Payment adjustment

0.11%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$1K

Payment records

By payment type

Food and Beverage$1K

Top paying entities

Food and Beverage$1K

REFERRAL NETWORK

Where Mark Udy's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 5 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Spencer Wells Pain Management · Saint George, UT	60	130
IHC HEALTH SERVICES, INC.	58	122
MMC OF NEVADA LLC	38	89
Joseph Empey Anesthesiology · St George, UT	21	37
Enrique Alfaro Internal Medicine · Mesquite, NV	11	22

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events