What is Oliver Ong's specialty?

Oliver Ong (NPI 1811951734) is a Medicare-billing provider whose primary specialty is Endocrinology in Glendale, CA.

Where does Oliver Ong practice?

Oliver Ong practices in Glendale, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1811951734.

How much does Medicare pay Oliver Ong?

Oliver Ong (NPI 1811951734) received approximately $116K in total Medicare Part B payments, serving 650 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1811951734

Oliver OngM.D.

EndocrinologyGlendale, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

786

Unique beneficiaries

—

Total services

1,417

Distinct HCPCS

Medicare payment

$114K

Peer benchmark

Total Medicare services vs. 633 Endocrinology providers in CA — above median (cohort median 1,164).

PRESCRIBING · PART D · 2024

Total Rx claims

10,399

Beneficiaries

—

Total drug cost

$4.1M

Distinct drugs

Brand share

60.6%

Top prescribed drugs

Empagliflozin1,177 claims

Levothyroxine Sodium1,086 claims

Metformin Hcl1,058 claims

Tirzepatide651 claims

Semaglutide443 claims

QUALITY · MIPS · 2024

Final MIPS score

95.8

Quality

81.5

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.87%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$2K

Payment records

117

By payment type

Food and Beverage$2K

Education$32

Top paying entities

Food and Beverage$2K

Education$32

REFERRAL NETWORK

Where Oliver Ong'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). 82 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
DIGNITY COMMUNITY CARE	178	311
Zarmen Israelian Endocrinology · Glendale, CA	146	226
Unilab Corporation Clinical Laboratory · West Hills, CA	140	361
Kaveh Soleimanpour Diagnostic Radiology · Los Angeles, CA	121	295
Judy Liu Diagnostic Radiology · Saint Louis, MO	74	150
Leon Kujmanian Endocrinology · Glendale, CA	67	111
Pia Neria Physician Assistant · Glendale, CA	66	142
Sanjay Sharma Cardiology · Glendale, CA	59	125
Jean-Pierre Antaki Infectious Disease · Glendale, CA	56	177
Elizabeth Maslow Infectious Disease · Shadow Hills, CA	54	113
WANG, SHARON	53	88
Saeid Safaee Pulmonary Disease · Glendale, CA	51	118

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