DIANA M OLSEN APN
NPI 1952897001
Nurse Practitioner - Family in Morris, IL

Active since July 02, 2018PECOS EnrolledAccepts Medicare Assignment
1300 DRESDEN DR, MORRIS, IL 60450(815) 942-5200 Get Directions Write a Review

NPPES record last updated: November 7, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Nov 7, 2025, Aug 7, 2024, May 16, 2022 and 2 more (5 updates tracked since 2018).

About Diana M Olsen Apn NPPES

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

DIANA M OLSEN APN (NPI 1952897001) is an individual family provider in Morris, Illinois, licensed in Illinois (209.017817) and active in the NPI registry since July 2018. She is enrolled in Medicare PECOS, is affiliated with Morris Hospital & Healthcare Centers, and is a graduate of Other (2017).

NPPES Registry Identity

NPI1952897001
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameDIANA M OLSENCredential: APN
Location Address1300 DRESDEN DRMorris, IL 60450-2476
Mailing Address725 School St Ste AMorris, IL 60450-1207 · (815) 941-9124 · Fax (815) 941-4363
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateJuly 2, 2018
Last NPPES UpdateNovember 7, 20255 updates tracked since enumeration
NPPES CertifiedNovember 7, 2025
NPI 1952897001 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License Licensed in IL · 209.017817
Also ListedNurse PractitionerTaxonomy 363L00000X · License 209017817 (IL)
1300 DRESDEN DR, Morris, IL 60450

Other Names 1

Former Name (1)Diana M Clark Apn

Other Identifiers 1

Other209.017817IL · State License

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

Diana M Olsen Apn 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 ID4688922388
PECOS Enrollment IDI20180810002313
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 11

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.

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.
256 services137 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.
52 services50 patients
Assessment of emotional or behavioral problems 96127
Assessment of emotional or behavioral problems involves a thorough evaluation of your feelings, thoughts, and behaviors. It's a process where professionals study patterns over time to identify potential issues like anxiety, depression, or other mental health conditions.
48 services35 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
40 services40 patients
Detection test by multiplex amplified probe technique for severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (covid-19), influenza virus types a and b, and respiratory syncytial virus 87637
This test identifies if you have COVID-19, influenza A or B, or respiratory syncytial virus. It uses a multiplex amplified probe technique, which amplifies and detects specific genetic material of the viruses, helping in accurate diagnosis.
24 services21 patients
Routine electrocardiogram (ecg) using at least 12 leads with tracing 93005
An Electrocardiogram (ECG) is a simple, painless test that records the heart's electrical activity. Using 12 leads attached to your skin, it generates a tracing of your heart rhythm. It helps detect any heart problems by showing the timing and strength of electrical signals passing through each part of your heart.
22 services20 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Morris Hospital & Healthcare Centers

Acute Care Hospitals · Morris, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140101
Location150 W High StMorris, IL 60450 · Grundy County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60450 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
$85.71 typical visit price
range $54.80 – $168.44
Typical copayment $21.42 (range $13.70 – $42.11)
Most-billed visit code 99203
Established Patient
$97.25 typical visit price
range $17.16 – $136.56
Typical copayment $24.31 (range $4.29 – $34.14)
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.

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.

Specialist
1300 DRESDEN DR
MORRIS, IL 60450
Internal Medicine
1300 DRESDEN DR
MORRIS, IL 60450
Internal Medicine
1300 DRESDEN DR
MORRIS, IL 60450
Counselor (Professional)
1300 DRESDEN DR
MORRIS, IL 60450
Family Medicine
1300 DRESDEN DR
MORRIS, IL 60450
Family Medicine
1300 DRESDEN DR
MORRIS, IL 60450
Nurse Practitioner (Family)
1300 DRESDEN DR
MORRIS, IL 60450
Surgery
1300 DRESDEN DR
MORRIS, IL 60450

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 Diana Olsen's NPI number?

The NPI number for Diana Olsen is 1952897001. It was assigned to this individual provider in the NPPES registry on July 2, 2018. The provider is also known as Diana M Clark Apn.

Where is Diana Olsen located?

Diana Olsen practices at 1300 Dresden Dr, Morris, IL 60450. The listed phone number is (815) 942-5200.

What is Diana Olsen's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Diana Olsen enrolled in Medicare?

Yes. Diana Olsen 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 Diana Olsen accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Home State Health list Diana Olsen 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.

Is Diana Olsen affiliated with any hospitals?

According to CMS data, Diana Olsen is affiliated with Morris Hospital & Healthcare Centers.

When was this NPI record last updated?

The NPPES record for Diana Olsen was last updated on November 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.