What is Mark Pierson's specialty?

Mark Pierson (NPI 1508858234) is a Medicare-billing provider whose primary specialty is Physician Assistant in Billings, MT.

Where does Mark Pierson practice?

Mark Pierson practices in Billings, MT, based on the location reported in the CMS Medicare provider datasets for NPI 1508858234.

How much does Medicare pay Mark Pierson?

Mark Pierson (NPI 1508858234) received approximately $39K in total Medicare Part B payments, serving 404 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1508858234

Mark PiersonPA-C

PRACTICEORTHO MONTANA, PSCSee all providers at this practice →

Physician AssistantBillings, MTI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

711

Unique beneficiaries

—

Total services

1,537

Distinct HCPCS

Medicare payment

$31K

Peer benchmark

Total Medicare services vs. 659 Physician Assistant providers in MT — top quintile (cohort median 375).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$224

Distinct drugs

Brand share

58.1%

Top prescribed drugs

Hydrocodone/Acetaminophen25 claims

Meloxicam18 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$75

Payment records

By payment type

Food and Beverage$75

Top paying entities

Food and Beverage$75

REFERRAL NETWORK

Where Mark Pierson'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). 4 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SCL HEALTH MONTANA	63	124
Yellowstone Surgery Center, Llc Ambulatory Surgical Center · Billings, MT	47	52
SETTERGREN, CURTIS	33	78
BILLINGS CLINIC	14	34

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