JULIE M WALWYN-TROSS – Nurse Practitioner, NPI 1427497957

JULIE M WALWYN-TROSS is a healthcare provider. based in Grand rapids, Michigan. specializing in NURSE PRACTITIONER. They hold a License No. 4704146318 (MI). The NPI Number for JULIE M WALWYN-TROSS is 1427497957

Main info

Female
16 Years Of Experience
Accepts Medicare Assignment
Name
JULIE M WALWYN-TROSS
NPI
1427497957
Phone
(616) 455-5000
Address
300 68TH ST SE
Enumeration Date
18 June 2013
Last Update Date
18 June 2013

Doctor Profile

Medical School Name
OTHER
Secondary Phone
3379919276
Graduation Year
2010 (16 years ago)
PAC ID
7719111715
Group Practice PAC ID
9638502917
Professional Enrollment ID
I20131007000382
Address ID
MI494441814MU1380XBLVD400
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience38
Completeness75
Years active:12State licenses:1Digital endpointsOther names

8,106 NURSE PRACTITIONER in MI

Provider Addresses for JULIE M WALWYN-TROSS

  • 300 68TH ST SE

    GRAND RAPIDS, MI 495486927

    Phone: (616) 455-5000

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2013-10-07

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20131007000382INurse PractitionerMITBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 49548)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 9638502917View full group profile
NameSpecialtyState
Nurse PractitionerMI
Nurse PractitionerMI
Nurse PractitionerMI
Nurse PractitionerMI
Family Practice, Physical Medicine And RehabilitationVA
Internal MedicineMI
Nurse PractitionerMI

Reviews

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Frequently asked questions

What number should I use to identify JULIE M WALWYN-TROSS for billing?
Administrative and clinical systems typically use NPI 1427497957 for JULIE M WALWYN-TROSS.
Is JULIE M WALWYN-TROSS's NPI status active today?
Active status means JULIE M WALWYN-TROSS's NPI record is not deactivated in the public file.
What does the directory say JULIE M WALWYN-TROSS does?
Insurance directories may phrase it differently, but here JULIE M WALWYN-TROSS maps to Nurse Practitioner. Clinical services aligned with this taxonomy classification.
What geographic area is tied to JULIE M WALWYN-TROSS?
JULIE M WALWYN-TROSS is associated with Grand Rapids, Michigan in the same public data insurers reference.
What is the difference between NPI and a medical license?
An NPI is a federal identifier; a medical license is issued by a state and governs where someone may practice.

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