What is Joanne Siu-Post's specialty?

Joanne Siu-Post (NPI 1184720823) is a Medicare-billing provider whose primary specialty is Nephrology in Hampton, VA.

Where does Joanne Siu-Post practice?

Joanne Siu-Post practices in Hampton, VA, based on the location reported in the CMS Medicare provider datasets for NPI 1184720823.

How much does Medicare pay Joanne Siu-Post?

Joanne Siu-Post (NPI 1184720823) received approximately $190K in total Medicare Part B payments, serving 678 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1184720823

Joanne Siu-PostMD

NephrologyHampton, VAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,442

Unique beneficiaries

—

Total services

9,592

Distinct HCPCS

Medicare payment

$182K

Peer benchmark

Total Medicare services vs. 218 Nephrology providers in VA — top quintile (cohort median 1,566).

PRESCRIBING · PART D · 2024

Total Rx claims

809

Beneficiaries

—

Total drug cost

$97K

Distinct drugs

Brand share

14.6%

Top prescribed drugs

Losartan Potassium119 claims

Furosemide70 claims

Calcitriol69 claims

Amlodipine Besylate64 claims

Hydralazine Hcl62 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$812

Payment records

By payment type

Food and Beverage$764

Education$48

Top paying entities

Food and Beverage$764

Education$48

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (9)

Dialysis facility

Dialysis facility

Dialysis facility

Dialysis facility

Hospital

Hospital

Hospital

Hospital

Hospital

REFERRAL NETWORK

Where Joanne Siu-Post'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). 90 inbound referrers · 177 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SENTARA HOSPITALS	366	1,831
Hoang-Hai Nguyen Nephrology · Hampton, VA	272	1,889
NPI 1255335535	202	809
Khalil Dahdah Nephrology · Hampton, VA	188	676
RIVERSIDE HOSPITAL INC	144	519
SENTARA HOSPITALS	138	336
City Of Hampton Virginia Ambulance Service Provider · Hampton, VA	103	324
DAVIS, IVAN	86	299
Steven Hall Diagnostic Radiology · Hampton, VA	85	283
MARY IMMACULATE HOSPITAL LLC	78	321
Edward Trapani Diagnostic Radiology · Columbia, MD	73	284
Bennie Skinner Diagnostic Radiology · Hampton, VA	71	236

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
SENTARA HOSPITALS	328	1,614
Hoang-Hai Nguyen Nephrology · Hampton, VA	319	1,866
Olayiwola Ayodeji Nephrology · Hampton, VA	251	1,272
Merfake Semret Nephrology · Rochester, MN	213	1,109
NPI 1255335535	185	751
Khalil Dahdah Nephrology · Hampton, VA	177	708
SENTARA HOSPITALS	169	657
NPI 1750384954	145	2,121
RIVERSIDE HOSPITAL INC	133	528
TOTAL RENAL CARE INC	132	728
RENAL TREATMENT CENTERS - MID-ATLANTIC, INC.	87	515
Laboratory Corporation Of America Holdings Clinical Laboratory · Burlington, NC	71	189

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