What is Otto Liao's specialty?

Otto Liao (NPI 1225042674) is a Medicare-billing provider whose primary specialty is Allergy/ Immunology in Tustin, CA.

Where does Otto Liao practice?

Otto Liao practices in Tustin, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1225042674.

How much does Medicare pay Otto Liao?

Otto Liao (NPI 1225042674) received approximately $134K in total Medicare Part B payments, serving 232 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1225042674

Otto LiaoM.D.

PRACTICETLC ALLERGY AND ASTHMA ASSOCIATES INCSee all providers at this practice →

Allergy/ ImmunologyTustin, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

499

Unique beneficiaries

—

Total services

11,326

Distinct HCPCS

Medicare payment

$132K

Peer benchmark

Total Medicare services vs. 329 Allergy/ Immunology providers in CA — top quintile (cohort median 4,377).

PRESCRIBING · PART D · 2024

Total Rx claims

749

Beneficiaries

—

Total drug cost

$1.3M

Distinct drugs

Brand share

44.9%

Top prescribed drugs

Ipratropium Bromide120 claims

Fluticasone Propionate83 claims

Levocetirizine Dihydrochloride60 claims

Omalizumab49 claims

Azelastine Hcl47 claims

QUALITY · MIPS · 2024

Final MIPS score

24.5

Quality

0.0

Cost

81.7

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

-6.06%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$2K

Payment records

By payment type

Food and Beverage$2K

Education$99

Top paying entities

Food and Beverage$2K

Education$99

REFERRAL NETWORK

Where Otto Liao'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). 2 inbound referrers · 8 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	75	272
SADDLEBACK MEMORIAL MEDICAL CENTER	30	104

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	86	329
SADDLEBACK MEMORIAL MEDICAL CENTER	33	117
Laboratory Corporation Of America Clinical Laboratory · San Diego, CA	29	63
HOAG MEMORIAL HOSPITAL PRESBYTERIAN	27	93
CALIFORNIA LABORATORY SCIENCES LLC	19	55
UNIVERSITY OF CALIFORNIA IRVINE	18	60
MISSION HOSPITAL REGIONAL MEDICAL CENTER	14	40
HARRIS HISTOLOGY SERVICES	11	16

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