What is Clayton Smiley's specialty?

Clayton Smiley (NPI 1679544431) is a Medicare-billing provider whose primary specialty is Nephrology in Portland, OR.

Where does Clayton Smiley practice?

Clayton Smiley practices in Portland, OR, based on the location reported in the CMS Medicare provider datasets for NPI 1679544431.

How much does Medicare pay Clayton Smiley?

Clayton Smiley (NPI 1679544431) received approximately $142K in total Medicare Part B payments, serving 431 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1679544431

Clayton SmileyMD

NephrologyPortland, ORI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

803

Unique beneficiaries

—

Total services

1,414

Distinct HCPCS

Medicare payment

$124K

Peer benchmark

Total Medicare services vs. 103 Nephrology providers in OR — top quintile (cohort median 800).

PRESCRIBING · PART D · 2024

Total Rx claims

1,875

Beneficiaries

—

Total drug cost

$240K

Distinct drugs

Brand share

8.1%

Top prescribed drugs

Amlodipine Besylate159 claims

Olmesartan Medoxomil151 claims

Losartan Potassium147 claims

Furosemide122 claims

Carvedilol99 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.

REFERRAL NETWORK

Where Clayton Smiley'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). 34 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SPECTRA LABORATORIES INC	73	185
Hem Deodhar Nephrology · Portland, OR	60	302
Julia Tank Nephrology · Portland, OR	57	190
Leslie Steed Nephrology · Portland, OR	49	261
Henry Vea Diagnostic Radiology · Portland, OR	47	218
American Medical Response Northwest Inc Ambulance Service Provider · Portland, OR	42	97
PROVIDENCE HEALTH & SERVICES OREGON	40	92
Phillip Baker Diagnostic Radiology · Portland, OR	38	113
LEGACY MERIDIAN PARK HOSPITAL	37	124
Kari Thomas Diagnostic Radiology · Portland, OR	34	139
David Wu Cardiology · Portland, OR	27	84
Andrew Cox Diagnostic Radiology · Portland, OR	26	102

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