MALLORY DRENTH (OTR/L) – Occupational Therapist, NPI 1346849544

MALLORY DRENTH (OTR/L) is a healthcare provider. based in Oak park, Illinois. specializing in OCCUPATIONAL THERAPIST IN PRIVATE PRACTICE. They hold the professional credentials OTR/L. They hold a License No. 056.013151 (IL). The NPI Number for MALLORY DRENTH (OTR/L) is 1346849544

Main info

Female
7 Years Of Experience
Accepts Medicare Assignment
Name
MALLORY DRENTH (OTR/L)
NPI
1346849544
Phone
(712) 540-8079
Address
150 FOREST AVE UNIT 1803
Enumeration Date
20 October 2020
Last Update Date
20 October 2020

Doctor Profile

Medical School Name
OTHER
Secondary Phone
4028375381
Graduation Year
2019 (7 years ago)
PAC ID
6305360157
Group Practice PAC ID
7315467560
Professional Enrollment ID
I20250414001903
Address ID
NE680394018MA923XXCIRX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience34
Completeness75
Years active:5State licenses:1Digital endpointsOther names

973 OCCUPATIONAL THERAPIST IN PRIVATE PRACTICE in IL

Provider Addresses for MALLORY DRENTH (OTR/L)

  • 150 FOREST AVE UNIT 1803

    OAK PARK, IL 603011461

    Phone: (712) 540-8079

    Type: Mailing

  • 350 W SCHAUMBURG RD

    SCHAUMBURG, IL 601943464

    Phone: (847) 884-5832

    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: 2025-04-14

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
I20250414001903IOccupational Therapist In Private PracticeTXTBD

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 60301)

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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: 7315467560View full group profile
NameSpecialtyState
Physical Therapist In Private PracticeSD
Occupational Therapist In Private PracticeNC
Internal MedicineTX
Internal MedicineGA
Physical Therapist In Private PracticeNE
Nurse PractitionerNE
Qualified Speech Language PathologistNE
Mental Health CounselorNE
Physician AssistantNE
Physician AssistantFL

Reviews

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Frequently asked questions

How is MALLORY DRENTH (OTR/L) identified in CMS data?
CMS-hosted NPPES data lists MALLORY DRENTH (OTR/L) with NPI 1346849544.
Can I rely on MALLORY DRENTH (OTR/L) being an active provider?
As of the registry snapshot, MALLORY DRENTH (OTR/L) is marked active.
What taxonomy line describes MALLORY DRENTH (OTR/L)?
For research purposes, treat MALLORY DRENTH (OTR/L) as Occupational Therapist in this dataset. Clinical services aligned with this taxonomy classification.
What address line appears for MALLORY DRENTH (OTR/L)?
MALLORY DRENTH (OTR/L)'s geographic hint is Oak Park, Illinois in our summary view.
Why does MALLORY DRENTH (OTR/L) have multiple addresses?
2 practice locations appear in the available data. Multiple addresses are common for hospital privileges, telehealth, or multi-site groups.

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