What is Sarah Woon's specialty?

Sarah Woon (NPI 1629094560) is a Medicare-billing provider whose primary specialty is Nephrology in Concord, CA.

Where does Sarah Woon practice?

Sarah Woon practices in Concord, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1629094560.

How much does Medicare pay Sarah Woon?

Sarah Woon (NPI 1629094560) received approximately $4K in total Medicare Part B payments, serving 18 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1629094560

Sarah WoonM.D.

NephrologyConcord, CAI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

Total Rx claims

1,272

Beneficiaries

—

Total drug cost

$109K

Distinct drugs

Brand share

12.9%

Top prescribed drugs

Calcitriol183 claims

Losartan Potassium131 claims

Lisinopril122 claims

Amlodipine Besylate101 claims

Hydralazine Hcl83 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Sarah Woon'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). 31 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Ileana Helms Nephrology · Concord, CA	85	472
NPI 1255335535	39	69
Jonathan Posin Diagnostic Radiology · Walnut Creek, CA	33	67
Fernando Otero Vascular Surgery · Walnut Creek, CA	30	276
Angelo Crudale Diagnostic Radiology · Walnut Creek, CA	24	51
Eric Chen Interventional Radiology · Los Angeles, CA	24	42
Sunil Gandhi Diagnostic Radiology · Walnut Creek, CA	24	51
David Woo Diagnostic Radiology · Walnut Creek, CA	22	63
Ayman Hosny Cardiology · Concord, CA	22	56
RENAL TREATMENT CENTERS CALIFORNIA INC.	19	51
Amy Lai Diagnostic Radiology · New York, NY	19	31
Ronald Chan Diagnostic Radiology · Walnut Creek, CA	17	29

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