What is Zheng Ma's specialty?

Zheng Ma (NPI 1184868713) is a Medicare-billing provider whose primary specialty is Pathology in San Jose, CA.

Where does Zheng Ma practice?

Zheng Ma practices in San Jose, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1184868713.

How much does Medicare pay Zheng Ma?

Zheng Ma (NPI 1184868713) received approximately $26K in total Medicare Part B payments, serving 193 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1184868713

Zheng Ma

PathologySan Jose, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

334

Unique beneficiaries

—

Total services

641

Distinct HCPCS

Medicare payment

$21K

Peer benchmark

Total Medicare services vs. 1,209 Pathology providers in CA — below median (cohort median 1,423).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

61.0

Quality

59.4

Cost

71.5

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

-1.68%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 050038

Hospital

REFERRAL NETWORK

Where Zheng Ma'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 · 5 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Huong Bach Internal Medicine · Sacramento, CA	14	24

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
REGENTS OF THE UNIVERSITY OF CALIFORNIA	108	380
Edwin Alvarez Gynecological Oncology · Sacramento, CA	18	54
KENNEDY, VANESSA	14	46
Scott Evans Diagnostic Radiology · Wheat Ridge, CO	12	20
TOMIC, MARY	11	23

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