What is Douglas Horstmanshof's specialty?

Douglas Horstmanshof (NPI 1881688760) is a Medicare-billing provider whose primary specialty is Cardiology in Royal Oak, MI.

Where does Douglas Horstmanshof practice?

Douglas Horstmanshof practices in Royal Oak, MI, based on the location reported in the CMS Medicare provider datasets for NPI 1881688760.

How much does Medicare pay Douglas Horstmanshof?

Douglas Horstmanshof (NPI 1881688760) received approximately $40K in total Medicare Part B payments, serving 244 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1881688760

Douglas HorstmanshofMD

PRACTICEKWAN YEE MD PLCSee all providers at this practice →

CardiologyRoyal Oak, MII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

328

Unique beneficiaries

—

Total services

472

Distinct HCPCS

Medicare payment

$33K

Peer benchmark

Total Medicare services vs. 628 Cardiology providers in MI — bottom quintile (cohort median 1,777).

PRESCRIBING · PART D · 2024

Total Rx claims

1,422

Beneficiaries

—

Total drug cost

$327K

Distinct drugs

Brand share

22.0%

Top prescribed drugs

Metoprolol Succinate152 claims

Warfarin Sodium136 claims

Sacubitril/Valsartan119 claims

Spironolactone109 claims

Carvedilol107 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$76K

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$52K

Consulting Fee$12K

Travel and Lodging$9K

Food and Beverage$3K

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$52K

Consulting Fee$12K

Travel and Lodging$9K

Food and Beverage$3K

REFERRAL NETWORK

Where Douglas Horstmanshof'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). 35 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Angela Patrick Nurse Practitioner · Oklahoma City, OK	109	706
Darshak Karia Cardiology · Augusta, GA	106	620
Anita Phancao Cardiology · Tucson, AZ	78	404
Mrudula Munagala Advanced Heart Failure and Transplant Cardiology · Miami, FL	73	418
WOUND MANAGEMENT OF OKLAHOMA, INC.	53	586
Vikas Vij Diagnostic Radiology · Oklahoma City, OK	51	172
Jimmy Nguyen Diagnostic Radiology · Oklahoma City, OK	50	190
Robert Gelczer Diagnostic Radiology · Oklahoma City, OK	37	99
Vincent Farhood Diagnostic Radiology · Oklahoma City, OK	34	120
Anna Stidham Diagnostic Radiology · Oklahoma City, OK	33	103
Melissa Duke Nurse Practitioner · Oklahoma City, OK	30	82
Charles Groves Diagnostic Radiology · Oklahoma City, OK	28	88

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

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