What is Liang Zhang's specialty?

Liang Zhang (NPI 1417238759) is a Medicare-billing provider whose primary specialty is Anesthesiology in Redlands, CA.

Where does Liang Zhang practice?

Liang Zhang practices in Redlands, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1417238759.

How much does Medicare pay Liang Zhang?

Liang Zhang (NPI 1417238759) received approximately $16K in total Medicare Part B payments, serving 81 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1417238759

Liang ZhangM.D.

PRACTICEDARIN RENTZ DO PCSee all providers at this practice →

AnesthesiologyRedlands, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$2K

Peer benchmark

Total Medicare services vs. 4,547 Anesthesiology providers in CA — below median (cohort median 182).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

89.6

Quality

89.4

Cost

76.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.62%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Liang Zhang'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). 3 inbound referrers · 13 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ALLEN MEMORIAL HOSPITAL CORPORATION	25	40
Zachary Washburn Diagnostic Radiology · Scottsdale, AZ	17	23
James Hartel Pathology · Waterloo, IA	13	13

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
COVENANT MEDICAL CENTER INC	97	220
SARTORI MEMORIAL HOSPITAL INC	44	67
Richard Naylor Orthopedic Surgery · Waterloo, IA	23	113
Benjamin Mason Ophthalmology · Waterloo, IA	21	74
Ahsan Maqsood Cardiology · Waterloo, IA	18	29
Robert Palusinski Cardiology · Durango, CO	18	38
Emil Hurst Diagnostic Radiology · Mequon, WI	18	23
ALLEN MEMORIAL HOSPITAL CORPORATION	17	33
Peter Rhee Ophthalmology · Waterloo, IA	15	41
Richard Valente Cardiology · Waterloo, IA	13	21
KASTEN, WILLIAM	13	13
Gary Knudson Orthopedic Surgery · Waterloo, IA	12	32

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