PROVIDER PROFILE · NPI 1902831019

Peter MaM.D.

PRACTICEPETER YANG MA MEDICAL INCSee all providers at this practice →

Internal MedicineArcadia, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,810

Unique beneficiaries

—

Total services

4,309

Distinct HCPCS

Medicare payment

$285K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

16,737

Beneficiaries

—

Total drug cost

$1.2M

Distinct drugs

149

Brand share

15.5%

Top prescribed drugs

Amlodipine Besylate1,295 claims

Rosuvastatin Calcium1,273 claims

Atorvastatin Calcium982 claims

Losartan Potassium926 claims

Metformin Hcl741 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$575

Payment records

By payment type

Food and Beverage$575

REFERRAL NETWORK

Where Peter 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). 25 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	68	198
Mohamed El-Gabalawy Psychiatry · Pasadena, CA	50	155
MED PLUS HOSPICE CARE., INC	45	208
VITAS HEALTHCARE CORPORATION OF CALIFORNIA	35	88
Sun Clinical Laboratories Clinical Laboratory · El Monte, CA	31	115
Wilson Wong Diagnostic Radiology · Arcadia, CA	29	82
Peter Tan Internal Medicine · Arcadia, CA	27	34
Philip Zhuo Family Practice · Monterey Park, CA	27	50
City Of Los Angeles Ambulance Service Provider · Los Angeles, CA	21	40
DIAMOND HOME HEALTH SERVICES, INC	18	118
PASADENA HOSPITAL ASSOCIATION, LTD	18	29
City Of Pasadena Ambulance Service Provider · Pasadena, CA	17	30

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