ELLEN KNIPFER (MSN, RN, FNP-BC) – Family Nurse Practitioner, NPI 1144629114

Family Nurse Practitioner

ELLEN KNIPFER (MSN, RN, FNP-BC) is a healthcare provider. based in Algoma, Wisconsin. specializing in NURSE PRACTITIONER. They hold the professional credentials MSN, RN, FNP-BC. They hold a License No. 5998-33 (WI). The NPI Number for ELLEN KNIPFER (MSN, RN, FNP-BC) is 1144629114

Main info

Female

12 Years Of Experience

Accepts Medicare Assignment

Name

ELLEN KNIPFER (MSN, RN, FNP-BC)

NPI

1144629114

Phone

(920) 487-3496

Address

815 JEFFERSON ST

Enumeration Date

15 August 2014

Last Update Date

17 November 2023

Doctor Profile

Medical School Name

OTHER

Secondary Phone

Graduation Year

2014 (12 years ago)

PAC ID

0244553279

Group Practice PAC ID

5395735088

Professional Enrollment ID

I20141226000174

Address ID

WI542351401St323XXAVEX400

Data current as of

20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology

Experience46

Completeness75

Years active:11State licenses:1Digital endpointsOther names

6,035 NURSE PRACTITIONER in WI

Provider Addresses for ELLEN KNIPFER (MSN, RN, FNP-BC)

815 JEFFERSON ST
ALGOMA, WI 542011733
Phone: (920) 487-3496
Type: Location
323 S 18TH AVE
STURGEON BAY, WI 542351401
Phone: (920) 746-0510
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: 2014-12-26

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

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

Medicare enrolled
On CMS revalidation list
Due date assigned
Revalidate in PECOS

CMS enrollment records

Enrollment ID	Type	Specialty	State	Due date
I20141226000174	I	Nurse Practitioner	WI	TBD

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 54201)

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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: 5395735088View full group profile

Name	Specialty	State
MS. MARCIA M OSBORNE (FNP)	Nurse Practitioner	WI
RICHARD L. HECKER (DPM)	-	WI
ANGELA RENEE LOWERY (FNP - BC)	Nurse Practitioner	KS
JOHN PHILIP BRYAN (PA-C)	-	IN
COURTNEY RHEINS CURRY (APNP)	Nurse Practitioner	WI
HEIDI DERBICK (FNP)	Nurse Practitioner	WI
SANDRA I MARTENS (M.D.)	-	WI
MRS. ROBYN MARIE WEILBAKER (CNP)	Nurse Practitioner	IL
KELTON J REITZ (D.O.)	Internal Medicine	WI
MRS. CALLIE ANN KRAUEL (MSW)	Clinical Social Worker	WI

Reviews

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Frequently asked questions

What is the registry number for ELLEN KNIPFER (MSN, RN, FNP-BC)?

The registry entry for ELLEN KNIPFER (MSN, RN, FNP-BC) shows NPI 1144629114.

Should I treat ELLEN KNIPFER (MSN, RN, FNP-BC) as an active provider?

Patients and plans typically see ELLEN KNIPFER (MSN, RN, FNP-BC) as active in the national extract.

What services align with ELLEN KNIPFER (MSN, RN, FNP-BC)'s listing?

ELLEN KNIPFER (MSN, RN, FNP-BC)'s public classification highlights Family Nurse Practitioner. Clinical services aligned with this taxonomy classification.

Can patients visit ELLEN KNIPFER (MSN, RN, FNP-BC) in Algoma, Wisconsin?

For routing, start with Algoma, Wisconsin for ELLEN KNIPFER (MSN, RN, FNP-BC), then verify phone and hours locally.

Why is information missing for ELLEN KNIPFER (MSN, RN, FNP-BC)?

Providers choose how much contact data to publish. Missing fields do not mean the profile is fake.