What is Bairn Walker's specialty?

Bairn Walker (NPI 1861443889) is a Medicare-billing provider whose primary specialty is Ophthalmology in Sheridan, WY.

Where does Bairn Walker practice?

Bairn Walker practices in Sheridan, WY, based on the location reported in the CMS Medicare provider datasets for NPI 1861443889.

How much does Medicare pay Bairn Walker?

Bairn Walker (NPI 1861443889) received approximately $297K in total Medicare Part B payments, serving 544 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1861443889

Bairn WalkerM.D.

OphthalmologySheridan, WYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,730

Unique beneficiaries

—

Total services

2,472

Distinct HCPCS

Medicare payment

$289K

Peer benchmark

Total Medicare services vs. 6 Ophthalmology providers in WY — bottom quintile (cohort median 6,375).

PRESCRIBING · PART D · 2024

Total Rx claims

162

Beneficiaries

—

Total drug cost

$4K

Distinct drugs

Brand share

7.4%

Top prescribed drugs

Prednisolone Acetate137 claims

Ketorolac Tromethamine13 claims

Moxifloxacin Hcl12 claims

QUALITY · MIPS · 2024

Final MIPS score

75.0

Quality

0.0

Cost

0.0

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

0.00%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$14

Payment records

By payment type

Food and Beverage$14

Top paying entities

Food and Beverage$14

REFERRAL NETWORK

Where Bairn Walker'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). 8 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Vision Care Center, A Medical Group Inc Ambulatory Surgical Center · Fresno, CA	155	691
Unilab Corporation Clinical Laboratory · West Hills, CA	60	180
SAINT AGNES MEDICAL CENTER	26	54
Michael Mendoza Optometry · Fresno, CA	23	44
Nadia Mihaljcic Certified Registered Nurse Anesthetist (CRNA) · Apple Valley, CA	17	62
NPI 1396836250	17	20
Carol Sliva Certified Registered Nurse Anesthetist (CRNA) · Clovis, CA	13	48
WOLARIDGE, KAREN	12	32

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