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PROVIDER PROFILE · NPI 1073653507

Ilsa GrunderNP

Nurse PractitionerWorcester, MAI
CROSS-REFERENCE

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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 220176
Hospital
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,077
Unique beneficiaries
—
Total services
42,534
Distinct HCPCS
29
Medicare payment
$303K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 5,906 Nurse Practitioner providers in MA — top quintile (cohort median 289).
REFERRAL NETWORK

Where Ilsa Grunder'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). 6 inbound referrers · 5 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Quest Diagnostics Massachusetts Llc
Clinical Laboratory · Marlborough, MA
126577
James Rooney
Hematology-Oncology · Worcester, MA
33149
QUEST DIAGNOSTICS MASSACHUSETTS LLC1631
UMASS MEMORIAL HEALTHALLIANCE CLINTON HOSPITAL INC1114
Saleem Khanani
Hematology-Oncology · Worcester, MA
1159
Amr Hassan
Internal Medicine · Klamath Falls, OR
1129
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Quest Diagnostics Massachusetts Llc
Clinical Laboratory · Marlborough, MA
143716
VHS ACQUISITION SUBSIDIARY NUMBER 7 INC52378
James Rooney
Hematology-Oncology · Worcester, MA
37160
QUEST DIAGNOSTICS MASSACHUSETTS LLC2044
UMASS MEMORIAL MEDICAL CENTER, INC.2044
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.
QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
181
Beneficiaries
—
Total drug cost
$292K
Distinct drugs
7
Brand share
40.9%
Top prescribed drugs
Apixaban62 claims
Hydroxyurea40 claims
Prednisone21 claims
Letrozole18 claims
Levothyroxine Sodium17 claims
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$126
Payment records
3
By payment type
Food and Beverage$126