WILLIAM MICHAEL AHRENS MD
NPI 1417994088
Family Medicine in Grand Rapids, MI

Q: What is William Ahrens's NPI number?

The NPI number for William Ahrens is 1417994088. It was assigned to this individual provider in the NPPES registry on June 1, 2006.

Q: What is William Ahrens's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Q: When was this NPI record last updated?

The NPPES record for William Ahrens was last updated on April 12, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since June 01, 2006PECOS EnrolledAccepts Medicare Assignment

1471 E BELTLINE AVE NE, STE 201, GRAND RAPIDS, MI 49525(616) 685-8620(616) 447-7674 Get Directions Write a Review

NPPES record last updated: April 12, 2017. Verified against the NPPES registry weekly; last sync: September 06, 2026.

On this page

About William Michael Ahrens Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

WILLIAM MICHAEL AHRENS MD (NPI 1417994088) is an individual family medicine provider in Grand Rapids, Michigan, licensed in Michigan (4301078260) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Spectrum Health, and is a graduate of Michigan State University College Of Human Medicine (2001).

NPPES Registry Identity

NPI1417994088

Entity TypeIndividualMale

Primary Taxonomy207Q00000X

Provider Legal NameWILLIAM MICHAEL AHRENSCredential: MD

Location Address1471 E BELTLINE AVE NE, STE 201Grand Rapids, MI 49525-4548

Mailing Address1900 44th St SeKentwood, MI 49508-5008

Phone(616) 685-8620

Fax(616) 447-7674

Sole ProprietorNo

Medical School CMSMichigan State University College Of Human MedicineGraduated 2001

Enumeration DateJune 1, 2006

Last NPPES UpdateApril 12, 2017

✔ NPI 1417994088 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

License✔ Licensed in MI · 4301078260

Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

1471 E BELTLINE AVE NE, Grand Rapids, MI 49525

Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, Oscar Insurance Company and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

William Michael Ahrens Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9032183504

PECOS Enrollment IDI20040820000796

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

101 services58 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

16 services12 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

15 services13 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

12 services11 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Spectrum Health

Acute Care Hospitals · Grand Rapids, MI

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number230038

Location100 Michigan St NEGrand Rapids, MI 49503 · Kent County

Emergency services Birthing friendly

Mercy Health Saint Mary's

Acute Care Hospitals · Grand Rapids, MI

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number230059

Location200 Jefferson Avenue SEGrand Rapids, MI 49503 · Kent County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 49525 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$84.74 typical visit price

range $54.34 – $166.68

Typical copayment $21.18 (range $13.58 – $41.67)

Most-billed visit code 99203

Established Patient

$96.44 typical visit price

range $17.09 – $135.40

Typical copayment $24.11 (range $4.27 – $33.85)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 11

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JENNIFER VERMEULEN

Nurse Practitioner (Adult Health)

1471 E BELTLINE AVE NE, STE 201
GRAND RAPIDS, MI 49525

Kent County (616) 685-8620

THOMAS HILTS DO

Family Medicine

1471 E BELTLINE AVE NE, SUITE 201
GRAND RAPIDS, MI 49525

Kent County (616) 616-6858

MELANIE RANTA NP-C

Nurse Practitioner

1471 E BELTLINE AVE NE, SUITE 201
GRAND RAPIDS, MI 49525

Kent County (616) 685-8620

REBECCA JAWAHIR SYPNIEWSKI FNP

Nurse Practitioner (Family)

1471 E BELTLINE AVE NE, SUITE 201
GRAND RAPIDS, MI 49525

Kent County (616) 685-8620

SALEH F DYKE MD

Family Medicine

1471 E BELTLINE AVE NE, STE 201
GRAND RAPIDS, MI 49525

Kent County (616) 685-8620

MARC TRAVIS MD

Family Medicine

1471 E BELTLINE AVE NE, STE 201
GRAND RAPIDS, MI 49525

Kent County (616) 685-8620

CHENOAH WALSH NP

Nurse Practitioner (Family)

1471 E BELTLINE AVE NE, STE 102
GRAND RAPIDS, MI 49525

Kent County (616) 685-3414

JILL BULTJE MD

Family Medicine

1471 E BELTLINE AVE NE, SUITE 201
GRAND RAPIDS, MI 49525

Kent County (616) 685-8620

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Ahrens's NPI number?

The NPI number for William Ahrens is 1417994088. It was assigned to this individual provider in the NPPES registry on June 1, 2006.

Where is William Ahrens located?

William Ahrens practices at 1471 E Beltline Ave NE Ste 201, Grand Rapids, MI 49525. The listed phone number is (616) 685-8620.

What is William Ahrens's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is William Ahrens enrolled in Medicare?

Yes. William Ahrens is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does William Ahrens accept?

Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, Oscar Insurance Company and Priority Health list William Ahrens as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is William Ahrens affiliated with any hospitals?

According to CMS data, William Ahrens is affiliated with Spectrum Health and Mercy Health Saint Mary's.

When was this NPI record last updated?

The NPPES record for William Ahrens was last updated on April 12, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.