What is Karl Zheng's specialty?

Karl Zheng (NPI 1740478791) is a Medicare-billing provider whose primary specialty is Anesthesiology in Stanford, CA.

Where does Karl Zheng practice?

Karl Zheng practices in Stanford, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1740478791.

How much does Medicare pay Karl Zheng?

Karl Zheng (NPI 1740478791) received approximately $95K in total Medicare Part B payments, serving 262 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1740478791

Karl ZhengM.D.

PRACTICESTANFORD HEALTH CARESee all providers at this practice →

AnesthesiologyStanford, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

152

Unique beneficiaries

—

Total services

153

Distinct HCPCS

Medicare payment

$53K

Peer benchmark

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

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

88.5

Quality

87.1

Cost

69.5

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.57%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Karl Zheng'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). 10 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Ivan Cheng Orthopedic Surgery · Kyle, TX	47	125
Serena Hu Orthopedic Surgery · Stanford, CA	28	108
Jaime Lopez Neurosurgery · Stanford, CA	21	26
MURRAY, MAI	18	18
Christopher Beaulieu Diagnostic Radiology · Stanford, CA	16	18
Zina Zarshenas Payman Diagnostic Radiology · Stanford, CA	14	20
Ann Leung Diagnostic Radiology · Stanford, CA	14	19
Linda Morimoto Diagnostic Radiology · Stanford, CA	12	13
Ingela Schnittger Cardiology · Stanford, CA	11	12
Kathryn Stevens Diagnostic Radiology · Stanford, CA	11	16

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