What is William Ahrens's specialty?

William Ahrens (NPI 1417994088) is a Medicare-billing provider whose primary specialty is Family Practice in Grand Rapids, MI.

Where does William Ahrens practice?

William Ahrens practices in Grand Rapids, MI, based on the location reported in the CMS Medicare provider datasets for NPI 1417994088.

How much does Medicare pay William Ahrens?

William Ahrens (NPI 1417994088) received approximately $14K in total Medicare Part B payments, serving 110 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1417994088

William AhrensMD

Family PracticeGrand Rapids, MII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

116

Unique beneficiaries

—

Total services

167

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

3,060

Beneficiaries

—

Total drug cost

$192K

Distinct drugs

Brand share

20.4%

Top prescribed drugs

Atorvastatin Calcium245 claims

Lisinopril161 claims

Hydrocodone/Acetaminophen161 claims

Levothyroxine Sodium150 claims

Amlodipine Besylate139 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 William Ahrens'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). 4 inbound referrers · 12 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ADVANTAGE HEALTH/SAINT MARY'S MEDICAL GROUP	112	489
STRAUSS, MARK	16	37
Jennifer Rollenhagen Diagnostic Radiology · Grand Rapids, MI	12	29
Tami Nysse Nurse Practitioner · Walker, MI	11	54

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
SAINT MARY'S HEALTH SERVICES	178	1,278
REGENTS OF THE UNIVERSITY OF MICHIGAN	132	545
ADVANTAGE HEALTH/SAINT MARY'S MEDICAL GROUP	112	488
ADVANTAGE HEALTH SAINT MARY'S MEDICAL GROUP	19	30
MALNOR, MARK	19	37
SPECTRUM HEALTH HOSPITALS	17	59
Mark Rapoport Diagnostic Radiology · Grand Rapids, MI	15	25
STRAUSS, MARK	12	26
ROSOL, KEITH	12	23
Rick Saier Internal Medicine · Walker, MI	11	39
Life Ems Inc Ambulance Service Provider · Grand Rapids, MI	11	28
Nishant Kalra Interventional Cardiology · Grand Rapids, MI	11	20

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