KAREN MARIE SADLER ARNP
NPI 1891396529
Nurse Practitioner in Waterloo, IA

Active since November 09, 2020PECOS EnrolledAccepts Medicare Assignment
2515 CYCLONE DR STE B, WATERLOO, IA 50701(319) 888-8044 Get Directions Write a Review

NPPES record last updated: February 7, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Feb 7, 2022, Nov 9, 2020 (2 updates tracked since 2020).

About Karen Marie Sadler Arnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KAREN MARIE SADLER ARNP (NPI 1891396529) is an individual nurse practitioner in Waterloo, Iowa, licensed in Iowa (A161407) and active in the NPI registry since November 2020. She is enrolled in Medicare PECOS and is a graduate of Other (2020).

NPPES Registry Identity

NPI1891396529
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameKAREN MARIE SADLERCredential: ARNP
Location Address2515 CYCLONE DR STE BWaterloo, IA 50701-9746
Mailing AddressPo Box 2758Waterloo, IA 50704-2758 · (319) 235-5390
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateNovember 9, 2020
Last NPPES UpdateFebruary 7, 20222 updates tracked since enumeration
NPPES CertifiedFebruary 7, 2022
NPI 1891396529 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License Licensed in IA · A161407
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
2515 CYCLONE DR STE B, Waterloo, IA 50701

Other Names 1

Former Name (1)Karen Marie Landers

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Karen Marie Sadler Arnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9931510476
PECOS Enrollment IDI20201204000795
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 17

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Destruction of precancer skin growth, 2-14 growths 17003
This procedure involves removing 2-14 precancerous skin growths. The growths are treated to prevent them from potentially developing into skin cancer. The process is safe, with minimal discomfort, and promotes healthier skin.
1,422 services215 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
1,096 services650 patients
Destruction of precancer skin growth, 1 growth 17000
"Destruction of precancer skin growth" is a procedure that eliminates a single precancerous skin growth. This is done to prevent it from developing into skin cancer. The growth may be removed using various methods such as cryotherapy (freezing), laser therapy, or topical medications.
414 services285 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
377 services294 patients
Shaving of skin growth of face, ears, eyelids, nose, lips, or mouth, 0.5 cm or less 11310
This procedure involves the careful removal of a small skin growth on the face or related areas. A medical professional uses a special tool to gently shave off the growth, which is 0.5 cm or less. It's a common, safe procedure.
159 services121 patients
Shaving of skin growth of body, arms, or legs, 0.5 cm or less 11300
This is a simple procedure where a small skin growth on your body, arms, or legs, measuring 0.5 cm or less, is carefully shaved off. It's typically quick, with minimal discomfort. It helps to prevent any potential health issues related to the growth.
136 services93 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 50701 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$81.84 typical visit price
range $52.96 – $161.40
Typical copayment $20.46 (range $13.24 – $40.35)
Most-billed visit code 99203
Established Patient
$94.05 typical visit price
range $16.91 – $131.98
Typical copayment $23.51 (range $4.22 – $32.99)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Continuous positive airway pressure (cpap) device E0601
DME-Other DME · category DE001N
2 suppliers12 claims12 services$41.27 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 11

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Practitioner
2515 CYCLONE DR STE B
WATERLOO, IA 50701
Audiologist
2515 CYCLONE DR STE B
WATERLOO, IA 50701
Otolaryngology
2515 CYCLONE DR STE B
WATERLOO, IA 50701
Nurse Practitioner
2515 CYCLONE DR STE B
WATERLOO, IA 50701
Audiologist
2515 CYCLONE DR STE B
WATERLOO, IA 50701
Otolaryngology (Otolaryngology/Facial Plastic Surgery)
2515 CYCLONE DR STE B
WATERLOO, IA 50701
Otolaryngology (Otolaryngology/Facial Plastic Surgery)
2515 CYCLONE DR STE B
WATERLOO, IA 50701
Nurse Practitioner
2515 CYCLONE DR STE B
WATERLOO, IA 50701

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Karen Sadler's NPI number?

The NPI number for Karen Sadler is 1891396529. It was assigned to this individual provider in the NPPES registry on November 9, 2020. The provider is also known as Karen Marie Landers.

Where is Karen Sadler located?

Karen Sadler practices at 2515 Cyclone Dr Ste B, Waterloo, IA 50701. The listed phone number is (319) 888-8044.

What is Karen Sadler's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Karen Sadler enrolled in Medicare?

Yes. Karen Sadler is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Karen Sadler accept?

Health plans from Medica and Oscar Insurance Company list Karen Sadler as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Karen Sadler was last updated on February 7, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.