PROVIDER PROFILE · NPI 1689635393

Caroline OnstottPA-C

PRACTICEMAYO CLINIC ARIZONASee all providers at this practice →

Physician AssistantPhoenix, AZI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$2K

Peer benchmark

Total Medicare services vs. 2,639 Physician Assistant providers in AZ — below median (cohort median 341).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$764

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Tamsulosin Hcl25 claims

Oxycodone Hcl20 claims

Finasteride14 claims

QUALITY · MIPS · 2024

Final MIPS score

86.5

Quality

78.3

Cost

76.6

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.48%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Caroline Onstott'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
MAYO CLINIC ARIZONA	111	176
Robert Ferrigni Urology · Phoenix, AZ	31	36
Mitchell Humphreys Urology · Phoenix, AZ	30	80
Erik Castle Urology · New Orleans, LA	19	41

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