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KAREN SUE TIMMERMANS PA-C
NPI 1477534659
Physician Assistant in Grand Rapids, MI

Active since November 07, 2005PECOS Enrolled
84.16/100
CMS Quality Rating
2900 BRADFORD ST NE, GRAND RAPIDS, MI 49525(616) 885-5000(616) 913-9025 Get Directions Write a Review

NPPES record last updated: May 19, 2017. Verified against the NPPES registry weekly; last sync: October 11, 2026.

About Karen Sue Timmermans Pa-c NPPES

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

KAREN SUE TIMMERMANS PA-C (NPI 1477534659) is an individual physician assistant in Grand Rapids, Michigan, licensed in Michigan (4601003685) and active in the NPI registry since November 2005. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1477534659
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameKAREN SUE TIMMERMANSCredential: PA-C
Location Address2900 BRADFORD ST NEGrand Rapids, MI 49525-6427
Mailing Address3264 N Evergreen Dr NeGrand Rapids, MI 49525-9746 · (616) 885-5000 · Fax (616) 913-9025
Phone(616) 885-5000
Fax(616) 913-9025
Sole ProprietorNo
Enumeration DateNovember 7, 2005
Last NPPES UpdateMay 19, 2017
✔ NPI 1477534659 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in MI · 4601003685
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
2900 BRADFORD ST NE, Grand Rapids, MI 49525
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Other Identifiers 3

Medicare UPINQ30329MI
Medicare ID-Type UnspecifiedON31830017MI
Medicaid1982921MI

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Karen Sue Timmermans Pa-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

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
$68.07 typical visit price
range $17.09 – $135.40
Typical copayment $17.01 (range $4.27 – $33.85)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

84.16/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality86.28
Improvement Activities40
Cost67.44

Other Providers at the Same Location NPPES 20

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

MR. MARK COLTON PA-C
Physician Assistant
2900 BRADFORD ST NE
GRAND RAPIDS, MI 49525
Kent County (616) 885-5000
TIMOTHY ANDREW JOSEPH M.D.
Internal Medicine (Interventional Cardiology)
2900 BRADFORD ST NE
GRAND RAPIDS, MI 49525
Kent County (616) 885-5000
DR. ALI MAHAJERIN M.D.
Internal Medicine (Cardiovascular Disease)
2900 BRADFORD ST NE
GRAND RAPIDS, MI 49525
Kent County (616) 885-5000
DR. ANDREW DAVID LACOMBE M.D.
Internal Medicine (Clinical Cardiac Electrophysiology)
2900 BRADFORD ST NE
GRAND RAPIDS, MI 49525
Kent County (616) 885-5000
WISSAM MOHAMAD ABDALLAH M.D.
Internal Medicine (Cardiovascular Disease)
2900 BRADFORD ST NE
GRAND RAPIDS, MI 49525
Kent County (616) 885-5000
DR. RAYMOND ALAN RODEN M.D.
Internal Medicine (Interventional Cardiology)
2900 BRADFORD ST NE
GRAND RAPIDS, MI 49525
Kent County (616) 885-5000
SARA KARL-LUSARDI NP
Nurse Practitioner (Gerontology)
2900 BRADFORD ST NE
GRAND RAPIDS, MI 49525
Kent County (616) 885-5000
KATELYNN A MILLARD PA-C
Physician Assistant
2900 BRADFORD ST NE
GRAND RAPIDS, MI 49525
Kent County (616) 885-5000

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 Karen Timmermans's NPI number?

The NPI number for Karen Timmermans is 1477534659. It was assigned to this individual provider in the NPPES registry on November 7, 2005.

Where is Karen Timmermans located?

Karen Timmermans practices at 2900 Bradford St NE, Grand Rapids, MI 49525. The listed phone number is (616) 885-5000.

What is Karen Timmermans's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Karen Timmermans enrolled in Medicare?

Yes. Karen Timmermans is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Karen Timmermans was last updated on May 19, 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.