What is Michael Gruber's specialty?

Michael Gruber (NPI 1770705949) is a Medicare-billing provider whose primary specialty is Certified Registered Nurse Anesthetist (CRNA) in Chicago, IL.

Where does Michael Gruber practice?

Michael Gruber practices in Chicago, IL, based on the location reported in the CMS Medicare provider datasets for NPI 1770705949.

How much does Medicare pay Michael Gruber?

Michael Gruber (NPI 1770705949) received approximately $15K in total Medicare Part B payments, serving 124 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1770705949

Michael GruberCRNA

Certified Registered Nurse Anesthetist (CRNA)Chicago, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$1K

Peer benchmark

Total Medicare services vs. 1,784 Certified Registered Nurse Anesthetist (CRNA) providers in IL — below median (cohort median 130).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

95.2

Quality

83.0

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.85%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$35

Payment records

By payment type

Food and Beverage$35

Top paying entities

Food and Beverage$35

REFERRAL NETWORK

Where Michael Gruber'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). 9 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
COPLEY MEMORIAL HOSPITAL, INC.	93	152
John Doumanian Diagnostic Radiology · Aurora, IL	18	20
Syed Akbar Diagnostic Radiology · Oak Brook, IL	18	24
Kurian Abraham Pathology · Aurora, IL	18	18
Imran Qureshi Diagnostic Radiology · Aurora, IL	17	25
Mohsen Anwar Diagnostic Radiology · Aurora, IL	15	17
David Wenzel Anesthesiology · Aurora, IL	13	15
Saud Ahmed Interventional Radiology · Aurora, IL	13	15
John Bertolozzi Anesthesiology · Aurora, IL	12	15

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