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CHRISTOPHER DIETHERT FNP-C
NPI 1194015388
Nurse Practitioner - Family in Skokie, IL

Active since April 09, 2011PECOS EnrolledAccepts Medicare Assignment
9735 SKOKIE BLVD, SKOKIE, IL 60077(847) 380-8969 Get Directions Write a Review

NPPES record last updated: July 23, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 28, 2024, Dec 12, 2024, May 10, 2024 (3 updates tracked since 2024).

About Christopher Diethert Fnp-c NPPES

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

CHRISTOPHER DIETHERT FNP-C (NPI 1194015388) is an individual family provider in Skokie, Illinois, licensed in Illinois (209029691) and active in the NPI registry since April 2011. He is enrolled in Medicare PECOS, maintains a secondary practice location in Chicago, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1194015388
Entity TypeIndividualMale
Primary Taxonomy363LF0000X
Provider Legal NameCHRISTOPHER DIETHERTCredential: FNP-C
Location Address9735 SKOKIE BLVDSkokie, IL 60077-1383
Mailing Address403 Muriel CtWheeling, IL 60090-5918 · (847) 826-3590
Phone(847) 380-8969
Sole ProprietorYes
Medical School CMSOtherGraduated 2023
Enumeration DateApril 9, 2011
Last NPPES UpdateJuly 23, 20253 updates tracked since enumeration
NPPES CertifiedJuly 23, 2025
✔ NPI 1194015388 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 · 209029691
Also ListedMassage TherapistTaxonomy 225700000X · License 227011698 (IL)
9735 SKOKIE BLVD, Skokie, IL 60077
Open in Google Maps ↗

Secondary Practice Location 1

Location 12003 W Fulton StChicago, IL 60612-2345 · Phone (773) 794-8305

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Christopher Diethert Fnp-c 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 ID3870021702
PECOS Enrollment IDI20250106003521, I20260318004406
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.

Medicare Billing Reassignments

6

Medicare enrollment records show Christopher Diethert reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

MD @ Home Illinois, Sc
12 mi
Internal Medicine
2003 W FULTON ST STE 303
Chicago, IL 60612
  • Reassigned Medicare billing, Illinois enrollment
  • 127 clinicians in this Medicare group
NPI 1568758415 (312) 243-2223
Midwest Express Care 2, Inc
24 mi
Urgent Care
40 75TH ST
Willowbrook, IL 60527
  • Reassigned Medicare billing, Illinois enrollment
  • 410 clinicians in this Medicare group
NPI 1548692890 (630) 400-4060
Daniel Funsch Jr, M.D., P.C.
721 mi
Emergency Medicine
885 3RD AVE FL 28
New York, NY 10022
  • Reassigned Medicare billing, Florida enrollment
  • Medicare enrollment name: Daniel Funsch Jr MD PC
  • 124 clinicians in this Medicare group
NPI 1316784580 (929) 650-3990
Dr Rebman Bh LLC
721 mi
Behavioral Neurology & Neuropsychiatry
885 3RD AVE FL 28
New York, NY 10022
  • Reassigned Medicare billing, Florida, Illinois, Indiana and Maine enrollments
  • 89 clinicians in this Medicare group
NPI 1114894540 (929) 650-3990
Ivy Medical Group PLLC
721 mi
Emergency Medicine
885 3RD AVE FL 28
New York, NY 10022
  • Reassigned Medicare billing, Illinois and Indiana enrollments
  • 38 clinicians in this Medicare group
NPI 1700558798 (929) 650-3990
Dr Rebman Medical PA
1,192 mi
Family Medicine
1201 NE 175TH ST
Miami, FL 33162
  • Reassigned Medicare billing, Florida, Illinois, Indiana and Maine enrollments
  • 115 clinicians in this Medicare group
NPI 1669276689 (305) 771-4986

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims

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.

Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 99349
An established patient home visit is a medical appointment conducted at your home, typically lasting around 40 minutes. This service is ideal for patients who may find it difficult to travel to a healthcare facility. During this visit, a healthcare professional will evaluate your health status, manage your care, and answer any health-related questions you may have.
21 services21 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60077 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
$94.06 typical visit price
range $60.08 – $183.39
Typical copayment $23.51 (range $15.02 – $45.84)
Most-billed visit code 99203
Established Patient
$105.70 typical visit price
range $18.97 – $148.12
Typical copayment $26.42 (range $4.74 – $37.03)
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 10

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

MARYAM VALI
Nurse Practitioner (Family)
9735 SKOKIE BLVD
SKOKIE, IL 60077
Cook County (847) 380-8969
MS. SANIYA LODHIKA PA
Physician Assistant
9735 SKOKIE BLVD
SKOKIE, IL 60077
Cook County (847) 380-8969
JOANNE RAFAEL CRUZ
Nurse Practitioner (Family)
9735 SKOKIE BLVD
SKOKIE, IL 60077
Cook County (847) 380-8969
TATYANA DROMOVA PASLEY FNP
Nurse Practitioner (Family)
9735 SKOKIE BLVD
SKOKIE, IL 60077
Cook County (847) 380-8969
ALEXANDRA KASTANES KARADIS NP
Nurse Practitioner (Family)
9735 SKOKIE BLVD
SKOKIE, IL 60077
Cook County (847) 380-8969
MEREDITH FREEMAN FNP-BC
Nurse Practitioner
9735 SKOKIE BLVD
SKOKIE, IL 60077
Cook County (847) 380-8969
MIDWEST EXPRESS CARE 2, INC
Clinic/Center (Urgent Care)
9735 SKOKIE BLVD
SKOKIE, IL 60077
Cook County (847) 380-8969
BHUMI SURESHKUMAR SHAH
Physician Assistant
9735 SKOKIE BLVD
SKOKIE, IL 60077
Cook County (847) 380-8969

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 Christopher Diethert's NPI number?

The NPI number for Christopher Diethert is 1194015388. It was assigned to this individual provider in the NPPES registry on April 9, 2011.

Where is Christopher Diethert located?

Christopher Diethert practices at 9735 Skokie Blvd, Skokie, IL 60077. The listed phone number is (847) 380-8969.

What is Christopher Diethert's specialty?

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

Is Christopher Diethert enrolled in Medicare?

Yes. Christopher Diethert 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.

Which organizations bill Medicare for Christopher Diethert's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Diethert reassigns Medicare benefits to 6 organizations: MD @ Home Illinois, Sc (Chicago, IL), Midwest Express Care 2, Inc (Willowbrook, IL), Daniel Funsch Jr, M.D., P.C. (New York, NY), Dr Rebman Bh LLC (New York, NY), Ivy Medical Group PLLC (New York, NY) and 1 more organization, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Christopher Diethert's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Christopher Diethert was last updated on July 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.