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ALLISON LYNN BYKERK NP
NPI 1114697885
Nurse Practitioner - Pediatrics in Grand Rapids, MI

Active since September 15, 2021PECOS Enrolled
35 MICHIGAN ST NE STE 3003, GRAND RAPIDS, MI 49503(616) 267-2200 Get Directions Write a Review

NPPES record last updated: June 18, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 18, 2025, Jun 3, 2025, Aug 7, 2023 and 2 more (5 updates tracked since 2021).

About Allison Lynn Bykerk Np NPPES

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

ALLISON LYNN BYKERK NP (NPI 1114697885) is an individual pediatrics provider in Grand Rapids, Michigan, licensed in Michigan (4704315086) and active in the NPI registry since September 2021. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1114697885
Entity TypeIndividualFemale
Primary Taxonomy363LP0200X
Provider Legal NameALLISON LYNN BYKERKCredential: NP
Location Address35 MICHIGAN ST NE STE 3003Grand Rapids, MI 49503-2528
Mailing Address100 Michigan St Ne # Mc845Grand Rapids, MI 49503-2560
Phone(616) 267-2200
Sole ProprietorNo
Enumeration DateSeptember 15, 2021
Last NPPES UpdateJune 18, 20255 updates tracked since enumeration
NPPES CertifiedJune 18, 2025
✔ NPI 1114697885 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · PediatricsPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0200X
License✔ Licensed in MI · 4704315086
Also ListedNurse Practitioner · Primary CareTaxonomy 363LP2300X · License 4704315086 (MI)
35 MICHIGAN ST NE STE 3003, Grand Rapids, MI 49503
Open in Google Maps ↗

Other Names 1

Former Name (1)Allison Lynn Honderd Np

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Priority Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Allison Lynn Bykerk Np 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.

Medicare Billing Reassignment

Medicare enrollment records show Allison Bykerk reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Spectrum Health Primary Care Partners
Same address
Pediatric Endocrinology
35 MICHIGAN ST NE STE 1800
Grand Rapids, MI 49503
  • Reassigned Medicare billing, Michigan enrollment
  • 2,446 clinicians in this Medicare group
NPI 1326599671 (616) 391-3933

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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
$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 20

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

MEGAN NICOLE HANNON RDN
Dietitian, Registered
35 MICHIGAN ST NE STE 3003
GRAND RAPIDS, MI 49503
Kent County (616) 486-9830
AKMAL SAYDAZAMOV DNP, RN, BSN, PNP
Nurse Practitioner
35 MICHIGAN ST NE STE 3003
GRAND RAPIDS, MI 49503
Kent County (616) 267-2570
MARIA CAROLINA SILVA
Nurse Practitioner (Pediatrics)
35 MICHIGAN ST NE STE 3003
GRAND RAPIDS, MI 49503
Kent County (616) 267-2200
AUBREY GRAHAM MD
Pediatrics
35 MICHIGAN ST NE STE 3003
GRAND RAPIDS, MI 49503
Kent County (616) 267-2009
LEELA CHANDRASEKAR MD
Pediatrics (Pediatric Pulmonology)
35 MICHIGAN ST NE STE 3003
GRAND RAPIDS, MI 49503
Kent County (616) 267-2200
NILDA DISARIS PEREZ PEREZ MD
Psychiatry & Neurology (Neurology with Special Qualifications in Child Neurology)
35 MICHIGAN ST NE STE 3003
GRAND RAPIDS, MI 49503
Kent County (616) 267-2500
KARA LURVEY MIEDEMA MSOT, OTR/L
Occupational Therapist
35 MICHIGAN ST NE STE 3003
GRAND RAPIDS, MI 49503
Kent County (616) 267-2009
ANDREA GALAVIZ DEMONBRUN NP
Nurse Practitioner (Pediatrics)
35 MICHIGAN ST NE STE 3003
GRAND RAPIDS, MI 49503
Kent County (616) 267-2500

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 Allison Bykerk's NPI number?

The NPI number for Allison Bykerk is 1114697885. It was assigned to this individual provider in the NPPES registry on September 15, 2021. The provider is also known as Allison Lynn Honderd Np.

Where is Allison Bykerk located?

Allison Bykerk practices at 35 Michigan St NE Ste 3003, Grand Rapids, MI 49503. The listed phone number is (616) 267-2200.

What is Allison Bykerk's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.

Is Allison Bykerk enrolled in Medicare?

Yes. Allison Bykerk is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Allison Bykerk's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Allison Bykerk reassigns Medicare benefits to Spectrum Health Primary Care Partners (Grand Rapids, MI). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Allison Bykerk's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Allison Bykerk accept?

Health plans from Priority Health list Allison Bykerk 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.

When was this NPI record last updated?

The NPPES record for Allison Bykerk was last updated on June 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.