ELIZABETH MENDELOFF – Nurse Practitioner, NPI 1689682411

ELIZABETH MENDELOFF is a healthcare provider. based in Rockford, Illinois. specializing in Nurse Practitioner. They hold a License No. 209006109 (IL). The NPI Number for ELIZABETH MENDELOFF is 1689682411

Main info

Female
20 Years Of Experience
Accepts Medicare Assignment
Name
ELIZABETH MENDELOFF
NPI
1689682411
Phone
(815) 972-1000
Address
1221 E STATE ST
Enumeration Date
4 August 2006
Last Update Date
7 September 2021

Doctor Profile

Medical School Name
OTHER
Secondary Phone
8155997421
Graduation Year
2006 (20 years ago)
PAC ID
7810994258
Group Practice PAC ID
9234041682
Professional Enrollment ID
I20061027000448
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience62
Completeness75
Years active:19State licenses:1Digital endpointsOther names

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Provider Addresses for ELIZABETH MENDELOFF

  • 1221, East State Street, Rockford, Winnebago County, Illinois, 61104, United States

    ROCKFORD, IL 611042231

    Phone: (815) 972-1000

    Fax: (815) 972-1086

    Type: Location

  • PO BOX 268

    FREEPORT, IL 610320268

    Phone:

    Type: Mailing

  • 1010 FAIRWAY DR

    FREEPORT, IL 610326600

    Phone: (815) 599-7950

    Type: Location

  • Rockford Post Office, 401, South Main Street, Downtown Rockford, Rockford, Rockford Township, Winnebago County, Illinois, 61101, United States

    ROCKFORD, IL 611100067

    Phone:

    Type: Mailing

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: 2006-10-27

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
I20061027000448INurse PractitionerILTBD

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 61104)

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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: 9234041682View full group profile
NameSpecialtyState
Interventional CardiologyIL
Infectious Disease, Internal MedicineIL
Family PracticeIL
-DE
Family PracticeIL
O B S T E T R I C S/ G Y N E C O L O G YIL
-IL
Family PracticeIL
Orthopedic SurgeryIL
Family PracticeIL

Reviews

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Frequently asked questions

What is the registry number for ELIZABETH MENDELOFF?
The registry entry for ELIZABETH MENDELOFF shows NPI 1689682411.
Is ELIZABETH MENDELOFF's NPI status active today?
Active status means ELIZABETH MENDELOFF's NPI record is not deactivated in the public file.
How should patients interpret ELIZABETH MENDELOFF's specialty?
The extract shows Nurse Practitioner for ELIZABETH MENDELOFF. Clinical services aligned with this taxonomy classification.
What geographic area is tied to ELIZABETH MENDELOFF?
ELIZABETH MENDELOFF is associated with Rockford, Illinois in the same public data insurers reference.
Why is information missing for ELIZABETH MENDELOFF?
Providers choose how much contact data to publish. Missing fields do not mean the profile is fake.

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