What is Allen Hwang's specialty?

Allen Hwang (NPI 1558532689) is a Medicare-billing provider whose primary specialty is Gastroenterology in Boston, MA.

Where does Allen Hwang practice?

Allen Hwang practices in Boston, MA, based on the location reported in the CMS Medicare provider datasets for NPI 1558532689.

How much does Medicare pay Allen Hwang?

Allen Hwang (NPI 1558532689) received approximately $132K in total Medicare Part B payments, serving 595 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1558532689

Allen HwangM.D., M.S.C.E.

PRACTICEPRATT MEDICAL GROUP, INCSee all providers at this practice →

GastroenterologyBoston, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

903

Unique beneficiaries

—

Total services

1,356

Distinct HCPCS

Medicare payment

$105K

Peer benchmark

Total Medicare services vs. 483 Gastroenterology providers in MA — top quintile (cohort median 638).

PRESCRIBING · PART D · 2024

Total Rx claims

539

Beneficiaries

—

Total drug cost

$184K

Distinct drugs

Brand share

39.7%

Top prescribed drugs

Omeprazole112 claims

Sod Sulf/Pot Chloride/Mag Sulf79 claims

Lipase/Protease/Amylase42 claims

Pantoprazole Sodium40 claims

Sucralfate37 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$3K

Payment records

By payment type

Consulting Fee$2K

Food and Beverage$1K

Education$38

Top paying entities

Consulting Fee$2K

Food and Beverage$1K

Education$38

REFERRAL NETWORK

Where Allen Hwang'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). 14 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
THE LOWELL GENERAL HOSPITAL	36	135
HOMER, MARC	23	60
Hoon Ji Diagnostic Radiology · New York, NY	19	31
Masha Bilic Pathology · Boston, MA	17	32
Hannah Lee Gastroenterology · Richmond, VA	16	35
KATZ, JUDITH	16	39
Shital Makim Diagnostic Radiology · Boston, MA	15	71
Robert Ward Diagnostic Radiology · Boston, MA	13	24
Quest Diagnostics Massachusetts Llc Clinical Laboratory · Marlborough, MA	13	235
Jeffrey Townsend Kuvin Cardiology · Lebanon, NH	12	39
Boston Public Health Commission Ambulance Service Provider · Boston, MA	12	29
Martin Maron Cardiology · Burlington, MA	12	24

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