What is Robert Onder's specialty?

Robert Onder (NPI 1164533295) is a Medicare-billing provider whose primary specialty is Allergy/ Immunology in Saint Louis, MO.

Where does Robert Onder practice?

Robert Onder practices in Saint Louis, MO, based on the location reported in the CMS Medicare provider datasets for NPI 1164533295.

How much does Medicare pay Robert Onder?

Robert Onder (NPI 1164533295) received approximately $155K in total Medicare Part B payments, serving 155 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1164533295

Robert OnderM.D.

Allergy/ ImmunologySaint Louis, MOI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

322

Unique beneficiaries

—

Total services

7,303

Distinct HCPCS

Medicare payment

$66K

Peer benchmark

Total Medicare services vs. 60 Allergy/ Immunology providers in MO — top quintile (cohort median 2,951).

PRESCRIBING · PART D · 2024

Total Rx claims

545

Beneficiaries

—

Total drug cost

$77K

Distinct drugs

Brand share

49.4%

Top prescribed drugs

Montelukast Sodium85 claims

Albuterol Sulfate80 claims

Fluticasone Propionate73 claims

Azelastine Hcl71 claims

Fluticasone/Vilanterol49 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$483

Payment records

By payment type

Food and Beverage$483

Top paying entities

Food and Beverage$483

REFERRAL NETWORK

Where Robert Onder'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). 3 inbound referrers · 6 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ST. LUKES EPISCOPAL-PRESBYTERIAN HOSPITAL	17	57
MERCY HOSPITALS EAST COMMUNITIES	16	52
MISSOURI BAPTIST MEDICAL CENTER	14	43

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Regan Pyle Allergy/ Immunology · Avon, CO	27	175
ST. LUKES EPISCOPAL-PRESBYTERIAN HOSPITAL	17	56
MISSOURI BAPTIST MEDICAL CENTER	16	44
Labone Llc Clinical Laboratory · Lenexa, KS	16	41
MERCY HOSPITALS EAST COMMUNITIES	13	53
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Maryland Heights, MO	12	15

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