What is Mark Spencer's specialty?

Mark Spencer (NPI 1033114517) is a Medicare-billing provider whose primary specialty is Physician Assistant in Bend, OR.

Where does Mark Spencer practice?

Mark Spencer practices in Bend, OR, based on the location reported in the CMS Medicare provider datasets for NPI 1033114517.

How much does Medicare pay Mark Spencer?

Mark Spencer (NPI 1033114517) received approximately $16K in total Medicare Part B payments, serving 174 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1033114517

Mark SpencerPA

Physician AssistantBend, ORI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

169

Unique beneficiaries

—

Total services

182

Distinct HCPCS

Medicare payment

$14K

Peer benchmark

Total Medicare services vs. 1,947 Physician Assistant providers in OR — below median (cohort median 260).

PRESCRIBING · PART D · 2024

Total Rx claims

350

Beneficiaries

—

Total drug cost

$193K

Distinct drugs

Brand share

43.7%

Top prescribed drugs

Omeprazole112 claims

Pantoprazole Sodium70 claims

Sodium, Potassium,mag Sulfates33 claims

Adalimumab26 claims

Peg3350/Sod Sulf,bicarb,cl/Kcl20 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 380020

Hospital

REFERRAL NETWORK

Where Mark Spencer'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 · 15 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Raymond Tien Neurosurgery · Bend, OR	55	88
Brad Ward Neurosurgery · Sunnyside, WA	34	70
CASCADE MEDICAL IMAGING LLC	13	16
James Nelson Physical Medicine and Rehabilitation · Bend, OR	12	14

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
ST. CHARLES HEALTH SYSTEM, INC.	79	126
Raymond Tien Neurosurgery · Bend, OR	48	111
Brad Ward Neurosurgery · Sunnyside, WA	41	103
DRUTMAN, JEFFREY	21	32
JOHNSON, JAMES	17	22
Cascade Surgicenter, Llc Ambulatory Surgical Center · Bend, OR	17	19
Steven Michel Diagnostic Radiology · Bend, OR	16	34
CASCADE MEDICAL IMAGING LLC	15	19
Travis Abele Diagnostic Radiology · Bend, OR	15	21
Laurie Martin Diagnostic Radiology · Bend, OR	13	22
Karen Lynn Diagnostic Radiology · Bend, OR	12	24
William Wheir Diagnostic Radiology · Bend, OR	12	19

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