What is Ellen Shammash's specialty?

Ellen Shammash (NPI 1760455208) is a Medicare-billing provider whose primary specialty is Rheumatology in Woodbury, MN.

Where does Ellen Shammash practice?

Ellen Shammash practices in Woodbury, MN, based on the location reported in the CMS Medicare provider datasets for NPI 1760455208.

How much does Medicare pay Ellen Shammash?

Ellen Shammash (NPI 1760455208) received approximately $157K in total Medicare Part B payments, serving 150 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1760455208

Ellen ShammashMD

PRACTICEINFINITE HEALTH COLLABORATIVE, PASee all providers at this practice →

RheumatologyWoodbury, MNI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

388

Unique beneficiaries

—

Total services

675

Distinct HCPCS

Medicare payment

$25K

Peer benchmark

Total Medicare services vs. 93 Rheumatology providers in MN — above median (cohort median 3,098).

PRESCRIBING · PART D · 2024

Total Rx claims

886

Beneficiaries

—

Total drug cost

$975K

Distinct drugs

Brand share

40.1%

Top prescribed drugs

Methotrexate Sodium213 claims

Prednisone178 claims

Hydroxychloroquine Sulfate172 claims

Gabapentin38 claims

Sulfasalazine36 claims

QUALITY · MIPS · 2024

Final MIPS score

91.8

Quality

95.1

Cost

81.7

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.71%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Ellen Shammash'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). 1 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Group Health Plan Inc. Clinical Laboratory · Eden Prairie, MN	92	658

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