What is Erynn Yang's specialty?

Erynn Yang (NPI 1114135746) is a Medicare-billing provider whose primary specialty is Ophthalmology in Boston, MA.

Where does Erynn Yang practice?

Erynn Yang practices in Boston, MA, based on the location reported in the CMS Medicare provider datasets for NPI 1114135746.

How much does Medicare pay Erynn Yang?

Erynn Yang (NPI 1114135746) received approximately $228K in total Medicare Part B payments, serving 658 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1114135746

Erynn YangM.D.

PRACTICEATRIUS HEALTH, INCSee all providers at this practice →

OphthalmologyBoston, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,068

Unique beneficiaries

—

Total services

2,466

Distinct HCPCS

Medicare payment

$217K

Peer benchmark

Total Medicare services vs. 558 Ophthalmology providers in MA — above median (cohort median 1,976).

PRESCRIBING · PART D · 2024

Total Rx claims

4,339

Beneficiaries

—

Total drug cost

$303K

Distinct drugs

Brand share

23.6%

Top prescribed drugs

Latanoprost1,650 claims

Dorzolamide Hcl/Timolol Maleat561 claims

Prednisolone Acetate431 claims

Brimonidine Tartrate344 claims

Timolol Maleate276 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.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 220075

Hospital

REFERRAL NETWORK

Where Erynn Yang'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 · 14 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Christopher Andreoli Ophthalmology · Boston, MA	17	23
James Roseto Internal Medicine · Boston, MA	14	41
John Sherman Podiatry · Medford, MA	13	21
THE GENERAL HOSPITAL CORPORATION	12	34

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
MASSACHUSETTS EYE AND EAR INFIRMARY	61	178
BETH ISRAEL DEACONESS MEDICAL CENTER, INC.	21	36
Christopher Andreoli Ophthalmology · Boston, MA	19	26
Artem Grush Anesthesiology · Boston, MA	17	52
BOURDEU, KATHRIN	15	39
Roger Russell Anesthesiology · Boston, MA	14	39
CLANCY, JANE	13	15
ROBERTSON, CHARLES	13	26
John Sherman Podiatry · Medford, MA	12	21
James Roseto Internal Medicine · Boston, MA	12	34
LEAVITT, THOMAS	11	14
WEISER, GARY	11	43

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