COLLEEN L NIELSEN (OTR/L) – Occupational Therapist, NPI 1063732527

COLLEEN L NIELSEN (OTR/L) is a healthcare provider. based in Northfield, Illinois. specializing in OCCUPATIONAL THERAPIST IN PRIVATE PRACTICE. They hold the professional credentials OTR/L. They hold a License No. 00544 (IA). The NPI Number for COLLEEN L NIELSEN (OTR/L) is 1063732527

Main info

Female
35 Years Of Experience
Accepts Medicare Assignment
Name
COLLEEN L NIELSEN (OTR/L)
NPI
1063732527
Phone
(563) 259-4094
Address
550 W FRONTAGE RD
Enumeration Date
8 June 2010
Last Update Date
13 March 2015

Doctor Profile

Medical School Name
OTHER
Secondary Phone
8774073422
Graduation Year
1991 (35 years ago)
PAC ID
3971637554
Group Practice PAC ID
5890180814
Professional Enrollment ID
I20100818000488
Address ID
IA502119736NO2901XSTXX300
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience55
Completeness75
Years active:16State licenses:2Digital endpointsOther names

252 OCCUPATIONAL THERAPIST IN PRIVATE PRACTICE in IA

Provider Addresses for COLLEEN L NIELSEN (OTR/L)

  • 550 W FRONTAGE RD

    SUITE 2415

    NORTHFIELD, IL 600931202

    Phone: (563) 259-4094

    Fax: (847) 386-5191

    Type: Mailing

  • 240 N BLUFF BLVD STE 101

    CLINTON, IA 527327146

    Phone: (563) 242-4422

    Fax: (563) 243-8329

    Type: Location

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: 2011-01-06

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 2 Medicare enrollment records; no due dates published yet.

Enrollment records

2

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
I20100818000488IOccupational Therapist In Private PracticeIATBD
I20110106001134IOccupational Therapist In Private PracticeILTBD

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 60093)

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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: 5890180814View full group profile
NameSpecialtyState
Occupational Therapist In Private PracticeNJ
Occupational Therapist In Private PracticeIA
Occupational Therapist In Private PracticeIL
Occupational Therapist In Private PracticeIA
Occupational Therapist In Private PracticeIA
Occupational Therapist In Private PracticeIA
Occupational Therapist In Private PracticeIA
Occupational Therapist In Private PracticeIA
Occupational Therapist In Private PracticeIA
Occupational Therapist In Private PracticeIA

Reviews

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Frequently asked questions

What unique ID ties claims to COLLEEN L NIELSEN (OTR/L)?
NPI 1063732527 is assigned to COLLEEN L NIELSEN (OTR/L) under the national enumeration system.
Is COLLEEN L NIELSEN (OTR/L) active in the national directory?
COLLEEN L NIELSEN (OTR/L)'s public NPI profile is in an active state.
Does COLLEEN L NIELSEN (OTR/L) list a primary specialty?
If you are matching referrals, note Occupational Therapist for COLLEEN L NIELSEN (OTR/L). Clinical services aligned with this taxonomy classification.
Does COLLEEN L NIELSEN (OTR/L) practice in Illinois?
You will see Northfield, Illinois on file for COLLEEN L NIELSEN (OTR/L) alongside any extra practice locations.
Is this NPI for an individual or an organization?
This listing corresponds to an Individual Provider.

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