What is Robert Ha's specialty?

Robert Ha (NPI 1750302188) is a Medicare-billing provider whose primary specialty is Internal Medicine in Garden Grove, CA.

Where does Robert Ha practice?

Robert Ha practices in Garden Grove, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1750302188.

How much does Medicare pay Robert Ha?

Robert Ha (NPI 1750302188) received approximately $349K in total Medicare Part B payments, serving 557 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1750302188

Robert HaMD

PRACTICEOHANA IPA INCSee all providers at this practice →

Internal MedicineGarden Grove, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,621

Unique beneficiaries

—

Total services

4,617

Distinct HCPCS

Medicare payment

$342K

Peer benchmark

Total Medicare services vs. 10,499 Internal Medicine providers in CA — top quintile (cohort median 531).

PRESCRIBING · PART D · 2024

Total Rx claims

18,444

Beneficiaries

—

Total drug cost

$2.0M

Distinct drugs

191

Brand share

24.9%

Top prescribed drugs

Atorvastatin Calcium923 claims

Amlodipine Besylate787 claims

Losartan Potassium633 claims

Memantine Hcl516 claims

Omeprazole497 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$2K

Payment records

By payment type

Food and Beverage$2K

Education$66

Top paying entities

Food and Beverage$2K

Education$66

REFERRAL NETWORK

Where Robert Ha'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). 17 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Paul Lee Ophthalmology · Garden Grove, CA	152	670
Peter Kim Podiatry · Irvine, CA	49	476
Unilab Corporation Clinical Laboratory · West Hills, CA	46	197
CARE CENTER HOME HEALTH, INC.	40	303
TOP IMAGING, INC.	38	151
RHEE, TAE	32	144
Yoorim Choi Chiropractic · Fountain Valley, CA	27	100
ORANGE COAST MEMORIAL MEDICAL CENTER	23	95
Kevin Suk Ophthalmology · Arcadia, CA	23	111
Chin Kim Internal Medicine · Anaheim, CA	22	120
Reza Shahbaz Diagnostic Radiology · Orange, CA	20	92
Nicholas Kim Internal Medicine · Anaheim, CA	18	195

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