PROVIDER PROFILE · NPI 1114940434

Margret DuncanMD

PRACTICEHOLLAND COMMUNITY HEALTH CENTERSee all providers at this practice →

Family PracticeHolland, MII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

108

Unique beneficiaries

—

Total services

174

Distinct HCPCS

Medicare payment

$9K

Peer benchmark

Total Medicare services vs. 3,054 Family Practice providers in MI — below median (cohort median 403).

PRESCRIBING · PART D · 2024

Total Rx claims

3,024

Beneficiaries

—

Total drug cost

$222K

Distinct drugs

Brand share

24.8%

Top prescribed drugs

Atorvastatin Calcium207 claims

Levothyroxine Sodium124 claims

Fluticasone Propionate89 claims

Hydrocodone/Acetaminophen88 claims

Lisinopril85 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$25

Payment records

By payment type

Food and Beverage$25

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (2)

CCN 230038

Hospital

CCN 230072

Hospital

REFERRAL NETWORK

Where Margret Duncan'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 · 18 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
BOSSCHER, DAVID	26	82
NPI 1104848712	17	53
Gerald Perriguey Diagnostic Radiology · Holland, MI	14	43
Shona Bedgood Physician Assistant · Allendale, MI	14	49
DERKSEN, MARY	12	22
ZEELAND COMMUNITY HOSPITAL	11	30
HOLLAND COMMUNITY HOSPITAL	11	55

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
HOLLAND COMMUNITY HOSPITAL	125	1,048
Gerald Perriguey Diagnostic Radiology · Holland, MI	24	57
SPECTRUM HEALTH HOSPITALS	23	114
HARPER, RICHARD	22	59
BOSSCHER, DAVID	20	79
SAWICKI, BARBARA	19	96
Jennifer Taylor Nurse Practitioner · Holland, MI	19	66
DEHAAN, PHYLLIS	17	38
Paramed Inc Ambulance Service Provider · Grand Rapids, MI	17	127
Susan Ervine Diagnostic Radiology · Holland, MI	16	51
ZEELAND COMMUNITY HOSPITAL	16	52
HOLLAND COMMUNITY HOSPITAL	14	67

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