LINSEY DEMASTER – Nurse Practitioner, NPI 1376916007

LINSEY DEMASTER is a healthcare provider. based in Milwaukee, Wisconsin. specializing in Nurse Practitioner. They hold a License No. 8735-033 (WI). The NPI Number for LINSEY DEMASTER is 1376916007

Main info

Female
11 Years Of Experience
Accepts Medicare Assignment
Name
LINSEY DEMASTER
NPI
1376916007
Phone
(414) 219-2000
Address
945 N 12TH ST
Enumeration Date
3 November 2015
Last Update Date
22 October 2024

Doctor Profile

Medical School Name
OTHER
Secondary Phone
4144564100
Graduation Year
2015 (11 years ago)
PAC ID
8022353507
Group Practice PAC ID
2668384371
Professional Enrollment ID
I20190103000868

Contacts

Secure Messaging
ldemaster311182@direct.myadvocateaurora.org
FHIR Endpoint
https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience67
Completeness85
Years active:10State licenses:3Other namesUpdated within 12 months

Provider Addresses for LINSEY DEMASTER

  • 945 N 12TH ST

    MILWAUKEE, WI 532331305

    Phone: (414) 219-2000

    Type: Mailing

  • 205 BENTON DR

    APT 1303

    ALLEN, TX 750138581

    Phone: (920) 254-6009

    Type: Mailing

  • 1935 MEDICAL DISTRICT DR

    DALLAS, TX 752357701

    Phone: (214) 456-7000

    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: 2019-01-03

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
I20190103000868INurse PractitionerWITBD

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 53233)

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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: 2668384371View full group profile

Reviews

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Frequently asked questions

What number should I use to identify LINSEY DEMASTER for billing?
Administrative and clinical systems typically use NPI 1376916007 for LINSEY DEMASTER.
Is LINSEY DEMASTER's NPI status active today?
Active status means LINSEY DEMASTER's NPI record is not deactivated in the public file.
What services align with LINSEY DEMASTER's listing?
LINSEY DEMASTER's public classification highlights Nurse Practitioner. Clinical services aligned with this taxonomy classification.
What city is tied to LINSEY DEMASTER?
The directory associates LINSEY DEMASTER with Milwaukee, Wisconsin. Check all listed addresses for suites or satellite offices.
Who maintains LINSEY DEMASTER's record?
Providers certify NPPES data; CMS hosts the public file you are viewing.

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