What is Paul Larson's specialty?

Paul Larson (NPI 1013005321) is a Medicare-billing provider whose primary specialty is Neurosurgery in Tucson, AZ.

Where does Paul Larson practice?

Paul Larson practices in Tucson, AZ, based on the location reported in the CMS Medicare provider datasets for NPI 1013005321.

How much does Medicare pay Paul Larson?

Paul Larson (NPI 1013005321) received approximately $36K in total Medicare Part B payments, serving 52 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1013005321

Paul LarsonM.D.

PRACTICEUNIVERSITY OF ARIZONASee all providers at this practice →

NeurosurgeryTucson, AZI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$16K

Peer benchmark

Total Medicare services vs. 111 Neurosurgery providers in AZ — bottom quintile (cohort median 428).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$89

Distinct drugs

Brand share

100.0%

Top prescribed drugs

Hydrocodone/Acetaminophen16 claims

QUALITY · MIPS · 2024

Final MIPS score

93.3

Quality

74.6

Cost

0.0

Improvement activities

40.0

Promoting interop.

99.0

Payment adjustment

0.77%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$4K

Payment records

By payment type

Consulting Fee$2K

Travel and Lodging$1K

Food and Beverage$1K

Top paying entities

Consulting Fee$2K

Travel and Lodging$1K

Food and Beverage$1K

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 030064

Hospital

REFERRAL NETWORK

Where Paul Larson'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). 0 inbound referrers · 2 outbound destinations.

Receives referrals from

Inbound — who sends patients here

No inbound pairs above the suppression threshold.

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
UNIVERSITY OF CALIFORNIA, SAN FRANCISCO	61	248
Jill Ostrem Neurology · San Francisco, CA	15	96

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