What is Ian Merrill's specialty?

Ian Merrill (NPI 1245350164) is a Medicare-billing provider whose primary specialty is Neurology in Seattle, WA.

Where does Ian Merrill practice?

Ian Merrill practices in Seattle, WA, based on the location reported in the CMS Medicare provider datasets for NPI 1245350164.

How much does Medicare pay Ian Merrill?

Ian Merrill (NPI 1245350164) received approximately $48K in total Medicare Part B payments, serving 341 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1245350164

Ian MerrillMD

NeurologySeattle, WAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

577

Unique beneficiaries

—

Total services

640

Distinct HCPCS

Medicare payment

$45K

Peer benchmark

Total Medicare services vs. 382 Neurology providers in WA — above median (cohort median 398).

PRESCRIBING · PART D · 2024

Total Rx claims

339

Beneficiaries

—

Total drug cost

$293K

Distinct drugs

Brand share

7.7%

Top prescribed drugs

Gabapentin118 claims

Trazodone Hcl42 claims

Zolpidem Tartrate42 claims

Ropinirole Hcl31 claims

Pramipexole Di-Hcl26 claims

QUALITY · MIPS · 2024

Final MIPS score

87.1

Quality

84.5

Cost

72.5

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.51%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (2)

CCN 500025

Hospital

CCN 500026

Hospital

REFERRAL NETWORK

Where Ian Merrill'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). 10 inbound referrers · 14 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
DYNACARE NORTHWEST, INC	67	238
SWEDISH HEALTH SERVICES	63	141
UNIVERSITY OF WASHINGTON	61	202
SWEDISH HEALTH SERVICES	56	130
Laboratory Corporation Of America Clinical Laboratory · Seattle, WA	24	90
HARBORVIEW MEDICAL CENTER	18	46
SWEDISH EDMONDS	15	24
WILKINSON, DANIEL	12	42
HOPKINS, RODNEY	11	18
Marc Jacobson Diagnostic Radiology · Eden Prairie, MN	11	15

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
UW MEDICINE NORTHWEST	124	381
DYNACARE NORTHWEST, INC	69	240
SWEDISH HEALTH SERVICES	68	140
SWEDISH HEALTH SERVICES	62	167
UNIVERSITY OF WASHINGTON	61	223
Laboratory Corporation Of America Clinical Laboratory · Seattle, WA	29	68
Sarah James Nurse Practitioner · Seattle, WA	25	69
HARBORVIEW MEDICAL CENTER	20	48
American Medical Response Ambulance Service Inc Ambulance Service Provider · Tukwila, WA	17	39
SWEDISH EDMONDS	14	27
VIRGINIA MASON MEDICAL CENTER	13	32
WILKINSON, DANIEL	12	31

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