What is Peggy Chen's specialty?

Peggy Chen (NPI 1861687634) is a Medicare-billing provider whose primary specialty is Physical Medicine and Rehabilitation in Santa Cruz, CA.

Where does Peggy Chen practice?

Peggy Chen practices in Santa Cruz, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1861687634.

How much does Medicare pay Peggy Chen?

Peggy Chen (NPI 1861687634) received approximately $299K in total Medicare Part B payments, serving 193 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1861687634

Peggy ChenM.D.

PRACTICEPEGGY CHEN MD INCSee all providers at this practice →

Physical Medicine and RehabilitationSanta Cruz, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

975

Unique beneficiaries

—

Total services

11,878

Distinct HCPCS

Medicare payment

$296K

Peer benchmark

Total Medicare services vs. 710 Physical Medicine and Rehabilitation providers in CA — top quintile (cohort median 1,331).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$97

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Tramadol Hcl23 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Peggy Chen'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). 2 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Jon Keller Pathology · Palo Alto, CA	17	94
DIGNITY HEALTH	14	44

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