PROVIDER PROFILE · NPI 1346345758

Tom ChiangM.D.

Infectious DiseaseMission Hills, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

159

Unique beneficiaries

—

Total services

519

Distinct HCPCS

Medicare payment

$53K

Peer benchmark

Total Medicare services vs. 583 Infectious Disease providers in CA — above median (cohort median 564).

PRESCRIBING · PART D · 2024

Total Rx claims

150

Beneficiaries

—

Total drug cost

$209K

Distinct drugs

Brand share

42.0%

Top prescribed drugs

Fluconazole24 claims

Bictegrav/Emtricit/Tenofov Ala23 claims

Ethambutol Hcl21 claims

Azithromycin20 claims

Elviteg/Cob/Emtri/Tenof Alafen14 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$6K

Payment records

By payment type

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$6K

Food and Beverage$430

Travel and Lodging$142

Top paying entities

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$6K

Food and Beverage$430

Travel and Lodging$142

REFERRAL NETWORK

Where Tom Chiang'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). 11 inbound referrers · 12 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
PASADENA HOSPITAL ASSOCIATION, LTD	40	54
LIS, LEON	24	62
Jose Tandoc Diagnostic Radiology · Arcadia, CA	24	48
Warren Lam Diagnostic Radiology · Pasadena, CA	20	52
Wilson Wong Diagnostic Radiology · Arcadia, CA	14	34
Rajiv Philip Pulmonary Disease · Pasadena, CA	13	32
Jon Foran Diagnostic Radiology · Pasadena, CA	12	15
Andy Wang Diagnostic Radiology · Pasadena, CA	12	18
KATAGIHARA, ELTON	11	29
Richard Reed Diagnostic Radiology · Pasadena, CA	11	22
Babak Yaghmai Diagnostic Radiology · Pasadena, CA	11	22

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Elisa Chang Infectious Disease · Pasadena, CA	52	79
Laboratory Corporation Of America Clinical Laboratory · San Diego, CA	32	222
Paul Nieberg Infectious Disease · Pasadena, CA	31	52
Arbi Khodadadi Infectious Disease · Pasadena, CA	26	43
Rescue Services International, Ltd Ambulance Service Provider · Irwindale, CA	25	33
Miguel Palos Diagnostic Radiology · Eden Prairie, MN	19	42
LIS, LEON	16	36
Warren Lam Diagnostic Radiology · Pasadena, CA	15	24
Wilson Wong Diagnostic Radiology · Arcadia, CA	14	22
Leonard Petrus Diagnostic Radiology · Pasadena, CA	13	16
PASADENA HOSPITAL ASSOCIATION, LTD	12	23
Jose Tandoc Diagnostic Radiology · Arcadia, CA	12	19

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