What is Sijie Zheng's specialty?

Sijie Zheng (NPI 1407061823) is a Medicare-billing provider whose primary specialty is Internal Medicine in Oakland, CA.

Where does Sijie Zheng practice?

Sijie Zheng practices in Oakland, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1407061823.

How much does Medicare pay Sijie Zheng?

Sijie Zheng (NPI 1407061823) received approximately $11K in total Medicare Part B payments, serving 54 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1407061823

Sijie ZhengM.D.

Internal MedicineOakland, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

103

Distinct HCPCS

Medicare payment

$8K

Peer benchmark

Total Medicare services vs. 10,499 Internal Medicine providers in CA — bottom quintile (cohort median 531).

PRESCRIBING · PART D · 2024

Total Rx claims

1,531

Beneficiaries

—

Total drug cost

$331K

Distinct drugs

Brand share

29.1%

Top prescribed drugs

Losartan Potassium284 claims

Empagliflozin218 claims

Amlodipine Besylate108 claims

Finerenone96 claims

Furosemide89 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$3K

Payment records

By payment type

Consulting Fee$3K

Food and Beverage$409

Travel and Lodging$59

Top paying entities

Consulting Fee$3K

Food and Beverage$409

Travel and Lodging$59

REFERRAL NETWORK

Where Sijie 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). 1 inbound referrers · 2 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
KAISER FOUNDATION HOSPITALS	38	89

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
KAISER FOUNDATION HOSPITALS	52	115
Kenneth Chen Internal Medicine · Richmond, CA	11	25

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