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MICHELLE BACKUS COLWELL M.D.
NPI 1124011531
Obstetrics & Gynecology in Grand Rapids, MI

Active since August 31, 2005PECOS EnrolledAccepts Medicare Assignment
86.44/100
CMS Quality Rating
100 MICHIGAN ST NE # MC027, GRAND RAPIDS, MI 49503(616) 391-2160(616) 391-2683 Get Directions Write a Review

NPPES record last updated: March 17, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 17, 2026, Mar 10, 2021 (2 updates tracked since 2021).

About Michelle Backus Colwell M.d. NPPES

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

MICHELLE BACKUS COLWELL M.D. (NPI 1124011531) is an individual obstetrics & gynecology provider in Grand Rapids, Michigan, licensed in Wisconsin (47016) and active in the NPI registry since August 2005. She is enrolled in Medicare PECOS, is affiliated with Spectrum Health, and is a graduate of Michigan State University College Of Human Medicine (1996).

NPPES Registry Identity

NPI1124011531
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameMICHELLE BACKUS COLWELLCredential: M.D.
Location Address100 MICHIGAN ST NE # MC027Grand Rapids, MI 49503-2560
Mailing Address100 Michigan St Ne, Mc 845Grand Rapids, MI 49503-2560 · (616) 391-2967 · Fax (616) 391-2683
Phone(616) 391-2160
Fax(616) 391-2683
Sole ProprietorNo
Medical School CMSMichigan State University College Of Human MedicineGraduated 1996
Enumeration DateAugust 31, 2005
Last NPPES UpdateMarch 17, 20262 updates tracked since enumeration
NPPES CertifiedMarch 17, 2026
✔ NPI 1124011531 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in WI · 47016
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
100 MICHIGAN ST NE # MC027, Grand Rapids, MI 49503
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Other Names 1

Former Name (1)Michelle Backus-walzer M.d.

Other Identifiers 2

Medicaid34549100WI
Medicaid32666500WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include McLaren Health Plan Community, Priority Health.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

Michelle Backus Colwell M.d. 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 ID9234106642
PECOS Enrollment IDI20090826000635
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.

Hospital Affiliations CMS Care Compare

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 49503 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
$126.15 typical visit price
range $54.34 – $166.68
Typical copayment $31.53 (range $13.58 – $41.67)
Most-billed visit code 99204
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.

86.44/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality81.93
Promoting Interoperability100
Improvement Activities40
Cost41.91

Other Providers at the Same Location NPPES 15

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

JAN MARGARET BUCHANAN CNM
Advanced Practice Midwife
100 MICHIGAN ST NE # MC027
GRAND RAPIDS, MI 49503
Kent County (616) 391-2160
LAUREL PATRICIA JESSUP CNM
Advanced Practice Midwife
100 MICHIGAN ST NE # MC027
GRAND RAPIDS, MI 49503
Kent County (616) 391-2160
EMILY JANE QUINEY DNP, RN, FNP-BC
Nurse Practitioner (Family)
100 MICHIGAN ST NE # MC027
GRAND RAPIDS, MI 49503
Kent County (616) 391-2160
MS. ERICKA LEE VANDER SYS CNM
Advanced Practice Midwife
100 MICHIGAN ST NE # MC027
GRAND RAPIDS, MI 49503
Kent County (616) 391-1751
DR. KATHERINE ELLEN KOWALCZYK D.O.
Obstetrics & Gynecology
100 MICHIGAN ST NE # MC027
GRAND RAPIDS, MI 49503
Kent County (616) 391-2160
AMY JO KELLY NP
Nurse Practitioner (Family)
100 MICHIGAN ST NE # MC027
GRAND RAPIDS, MI 49503
Kent County (616) 391-2160
ALI MOHSIN JAFFRY
Obstetrics & Gynecology
100 MICHIGAN ST NE # MC027
GRAND RAPIDS, MI 49503
Kent County (616) 391-2160
KATHERYN ELISABETH CLARK CNM
Advanced Practice Midwife
100 MICHIGAN ST NE # MC027
GRAND RAPIDS, MI 49503
Kent County (616) 391-1751

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 Michelle Backus Colwell's NPI number?

The NPI number for Michelle Backus Colwell is 1124011531. It was assigned to this individual provider in the NPPES registry on August 31, 2005. The provider is also known as Michelle Backus-Walzer M.D..

Where is Michelle Backus Colwell located?

Michelle Backus Colwell practices at 100 Michigan St NE # Mc027, Grand Rapids, MI 49503. The listed phone number is (616) 391-2160.

What is Michelle Backus Colwell's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Michelle Backus Colwell enrolled in Medicare?

Yes. Michelle Backus Colwell 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 Michelle Backus Colwell accept?

Health plans from McLaren Health Plan Community and Priority Health list Michelle Backus Colwell 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 Michelle Backus Colwell affiliated with any hospitals?

According to CMS data, Michelle Backus Colwell is affiliated with Spectrum Health.

When was this NPI record last updated?

The NPPES record for Michelle Backus Colwell was last updated on March 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.