MARILYNN KLEMSTEIN (NP) – Family Nurse Practitioner, NPI 1316377294

MARILYNN KLEMSTEIN (NP) is a healthcare provider. based in Elm grove, Wisconsin. specializing in NURSE PRACTITIONER. They hold the professional credentials NP. They hold a License No. 5549 (WI). The NPI Number for MARILYNN KLEMSTEIN (NP) is 1316377294

Main info

Female
13 Years Of Experience
Accepts Medicare Assignment
Name
MARILYNN KLEMSTEIN (NP)
NPI
1316377294
Phone
(262) 787-2114
Address
12500 W BLUEMOUND RD
Enumeration Date
14 November 2013
Last Update Date
7 November 2018

Doctor Profile

Medical School Name
OTHER
Secondary Phone
-
Graduation Year
2013 (13 years ago)
PAC ID
9234368234
Group Practice PAC ID
8628980943
Professional Enrollment ID
I20140218000441
Address ID
WI532264216WA201XXRDXX400
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience38
Completeness75
Years active:12State licenses:1Digital endpointsOther names

6,035 NURSE PRACTITIONER in WI

Provider Addresses for MARILYNN KLEMSTEIN (NP)

  • 12500 W BLUEMOUND RD

    SUITE 201

    ELM GROVE, WI 531222600

    Phone: (262) 787-2114

    Mailing address matches the actual address.

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: 2014-02-18

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
I20140218000441INurse 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.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99214Established patient office or other outpatient visit, 30-39 minutes8064$0
G0439Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit2424$0
View full utilization report →

Insurance plans in this area (ZIP 53122)

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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: 8628980943View full group profile
NameSpecialtyState
-WI
Mental Health CounselorWI
-WI
Internal MedicineWI
Hospitalist, Internal MedicineWI
U R O L O G YGA
O B S T E T R I C S/ G Y N E C O L O G YWI
-OH
-WI
-WI

Reviews

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Frequently asked questions

Is MARILYNN KLEMSTEIN (NP) listed with a National Provider Identifier?
Yes — MARILYNN KLEMSTEIN (NP) has NPI 1316377294 on file in the registry.
Is there an active status for MARILYNN KLEMSTEIN (NP)?
For scheduling context, MARILYNN KLEMSTEIN (NP) is shown as active in the registry.
What area of care is associated with MARILYNN KLEMSTEIN (NP)?
MARILYNN KLEMSTEIN (NP)'s record emphasizes Family Nurse Practitioner. Clinical services aligned with this taxonomy classification.
What practice footprint exists for MARILYNN KLEMSTEIN (NP)?
Travel planning: use Elm Grove, Wisconsin as the reference point for MARILYNN KLEMSTEIN (NP), then confirm.
What does 2 location(s) imply?
2 practice locations appear in the available data.

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