What is Renae Zimmer's specialty?

Renae Zimmer (NPI 1972720449) is a Medicare-billing provider whose primary specialty is Certified Registered Nurse Anesthetist (CRNA) in West Hills, CA.

Where does Renae Zimmer practice?

Renae Zimmer practices in West Hills, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1972720449.

How much does Medicare pay Renae Zimmer?

Renae Zimmer (NPI 1972720449) received approximately $71K in total Medicare Part B payments, serving 637 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1972720449

Renae ZimmerCRNA

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Certified Registered Nurse Anesthetist (CRNA)West Hills, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

730

Unique beneficiaries

—

Total services

873

Distinct HCPCS

Medicare payment

$68K

Peer benchmark

Total Medicare services vs. 1,617 Certified Registered Nurse Anesthetist (CRNA) providers in CA — top quintile (cohort median 113).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

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%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$111

Payment records

By payment type

Food and Beverage$111

Top paying entities

Food and Beverage$111

REFERRAL NETWORK

Where Renae Zimmer'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 · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Vimal Lala Anesthesiology · West Hills, CA	203	986
WEST HILLS HOSPITAL	50	91
Unilab Corporation Clinical Laboratory · West Hills, CA	43	103
Narinder Grewal Pain Management · Valencia, CA	41	47
Jesus Lao Pain Management · San Diego, CA	18	21
WEINER, STEVEN	13	20

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