What is John Hau's specialty?

John Hau (NPI 1922231042) is a Medicare-billing provider whose primary specialty is Pain Management in Santa Rosa, CA.

Where does John Hau practice?

John Hau practices in Santa Rosa, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1922231042.

How much does Medicare pay John Hau?

John Hau (NPI 1922231042) received approximately $194K in total Medicare Part B payments, serving 473 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1922231042

John HauM.D.

PRACTICESUMMIT PAIN ALLIANCE INCSee all providers at this practice →

Pain ManagementSanta Rosa, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,365

Unique beneficiaries

—

Total services

2,237

Distinct HCPCS

Medicare payment

$186K

Peer benchmark

Total Medicare services vs. 293 Pain Management providers in CA — above median (cohort median 1,687).

PRESCRIBING · PART D · 2024

Total Rx claims

1,619

Beneficiaries

—

Total drug cost

$44K

Distinct drugs

Brand share

38.1%

Top prescribed drugs

Hydrocodone/Acetaminophen352 claims

Gabapentin238 claims

Oxycodone Hcl/Acetaminophen158 claims

Oxycodone Hcl138 claims

Tramadol Hcl133 claims

QUALITY · MIPS · 2024

Final MIPS score

23.0

Quality

0.0

Cost

76.6

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

-6.24%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$969

Payment records

By payment type

Food and Beverage$969

Top paying entities

Food and Beverage$969

REFERRAL NETWORK

Where John Hau'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). 35 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ST. JOSEPH HEALTH NORTHERN CALIFORNIA, LLC	284	1,694
VISTA IMAGING SERVICES, INC	187	764
Santa Rosa Surgery Center L P Ambulatory Surgical Center · Santa Rosa, CA	166	665
Michael Yang Anesthesiology · Santa Rosa, CA	152	566
James Hurd Anesthesiology · Santa Rosa, CA	59	188
ADVANCED SURGERY INSTITUTE, LLC	51	116
NORCAL HEALTHCONNECT LLC	51	176
Alexander Iezza Orthopedic Surgery · Santa Rosa, CA	50	200
SUTTER WEST BAY MEDICAL FOUNDATION	39	261
Jason Pope Pain Management · Santa Rosa, CA	36	76
Shawn Daly Diagnostic Radiology · Santa Rosa, CA	33	92
Steven Smith Orthopedic Surgery · Santa Rosa, CA	26	134

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