PROVIDER PROFILE · NPI 1497068688

David ChanD.O.

HospitalistFountain Valley, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

842

Unique beneficiaries

—

Total services

1,697

Distinct HCPCS

Medicare payment

$188K

Peer benchmark

Total Medicare services vs. 1,917 Hospitalist providers in CA — top quintile (cohort median 446).

PRESCRIBING · PART D · 2024

Total Rx claims

698

Beneficiaries

—

Total drug cost

$26K

Distinct drugs

Brand share

16.0%

Top prescribed drugs

Pantoprazole Sodium60 claims

Losartan Potassium49 claims

Atorvastatin Calcium42 claims

Metoprolol Tartrate38 claims

Famotidine35 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where David Chan'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). 7 inbound referrers · 12 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
UKIAH ADVENTIST HOSPITAL	144	1,057
TAMANAHA, PHILIP	42	101
Iyad Hanna Internal Medicine · Ukiah, CA	28	60
Henry Degroot Dermatology · Santa Rosa, CA	18	68
Michael Young Pain Management · Ukiah, CA	16	127
WILLITS HOSPITAL INC.	15	78
MEYER, BENJAMIN	14	67

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
UKIAH ADVENTIST HOSPITAL	159	1,196
UKIAH ADVENTIST HOSPITAL	122	663
Laura Winkle Diagnostic Radiology · Ukiah, CA	51	167
TAMANAHA, PHILIP	27	58
Taylor Jordan Diagnostic Radiology · Eden Prairie, MN	22	57
Michael Young Pain Management · Ukiah, CA	17	123
Henry Degroot Dermatology · Santa Rosa, CA	14	54
Jon Portnoff Cardiology · Ukiah, CA	13	74
UKIAH ADVENTIST HOSPTIAL	12	24
Jonathan Kreger Podiatry · Ukiah, CA	11	59
WILLITS HOSPITAL INC.	11	60
Iyad Hanna Internal Medicine · Ukiah, CA	11	23

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