Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

ACHILLES G. KARAGIANIS DO
NPI 1407891633
Radiology - Diagnostic Radiology in Evanston, IL

Active since June 19, 2006PECOS Enrolled
93.08/100
CMS Quality Rating
2650 RIDGE AVE., DEPARTMENT OF RADIOLOGY, EVANSTON, IL 60201(847) 570-2475 Get Directions Write a Review

NPPES record last updated: July 16, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 16, 2026, Feb 18, 2020 (2 updates tracked since 2020).

About Achilles G. Karagianis Do NPPES

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

ACHILLES G. KARAGIANIS DO (NPI 1407891633) is an individual diagnostic radiology provider in Evanston, Illinois, licensed in California (25782) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Northshore University Healthsystem - Evanston Hospital, and maintains a secondary practice location in Chicago.

NPPES Registry Identity

NPI1407891633
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameACHILLES G. KARAGIANISCredential: DO
Location Address2650 RIDGE AVE., DEPARTMENT OF RADIOLOGYEvanston, IL 60201
Mailing Address2650 Ridge Ave., Department Of RadiologyEvanston, IL 60201 · (847) 570-2475
Sole ProprietorNo
Medical School CMSMidwestern University College Of Dental Medicine, GlendaleGraduated 1996
Enumeration DateJune 19, 2006
Last NPPES UpdateJuly 16, 20262 updates tracked since enumeration
NPPES CertifiedJuly 16, 2026
NPI 1407891633 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
Licenses Licensed in CA · 25782 Licensed in IL · 036108441
Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

Also ListedRadiology · NeuroradiologyTaxonomy 2085N0700X · License 036108441 (IL)
2650 RIDGE AVE., Evanston, IL 60201

Secondary Practice Location 1

Location 1680 N Lake Shore Dr, SUITE 1000Chicago, IL 60611-4546 · Phone (312) 695-9797

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

Achilles G. Karagianis Do 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 ID9931239787
PECOS Enrollment IDI20100604001007
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 28

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.

Ct scan head or brain without contrast 70450
A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.
1,142 services1,069 patients
Ct scan of upper spine without contrast 72125
A CT scan of the upper spine without contrast is a non-invasive imaging test that uses X-rays to capture detailed images of your neck and upper back. It helps in identifying issues like fractures, tumors, or infections. No dye (contrast) is used in this scan.
388 services380 patients
Mri scan of brain before and after contrast 70553
An MRI scan of the brain, both before and after contrast, helps visualize different brain structures. Initially, images are taken without a contrast agent. Then, a safe dye is injected which helps highlight certain areas, providing clearer, more detailed images.
318 services307 patients
Mri scan of brain without contrast 70551
An MRI scan of the brain without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your brain. It helps in detecting abnormalities like tumors, stroke, inflammation, or infection.
226 services226 patients
Mri scan of lower spinal canal without contrast 72148
An MRI scan of the lower spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to produce detailed images of your lower spine. This helps identify issues like disc problems, tumors, or nerve conditions. No dye is used.
216 services216 patients
Ct scan of lower spine without contrast 72131
A CT scan of the lower spine without contrast is a non-invasive imaging test. It uses X-rays to create detailed images of your lower back area, helping to detect conditions like fractures, infections, or tumors. It's painless and generally quick.
128 services126 patients

Hospital Affiliations CMS Care Compare 2

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

Northshore University Healthsystem - Evanston Hospital

Acute Care Hospitals · Evanston, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number140010
Location2650 Ridge AveEvanston, IL 60201 · Cook County
Emergency services Birthing friendly

Swedish Hospital

Acute Care Hospitals · Chicago, IL
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140114
Location5145 N California AveChicago, IL 60625 · Cook County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60201 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
$74.80 typical visit price
range $18.97 – $148.12
Typical copayment $18.70 (range $4.74 – $37.03)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

93.08/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality80.79
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 20

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

Hospitalist
2650 RIDGE AVE., IM HOSPITALISTS STE 4206
EVANSTON, IL 60201
Obstetrics & Gynecology (Gynecologic Oncology)
2650 RIDGE AVE., KELLOGG CANCER CENTER
EVANSTON, IL 60201
Radiology (Diagnostic Radiology)
2650 RIDGE AVE., DEPT. OF RADIOLOGY
EVANSTON, IL 60201
Physician Assistant (Surgical)
2650 RIDGE AVE., DEPT. OF SURGERY WALGREEN 2507
EVANSTON, IL 60201
Hospitalist
2650 RIDGE AVE., IM HOSPITALISTS STE 4206
EVANSTON, IL 60201
Nurse Anesthetist, Certified Registered
2650 RIDGE AVE., DEPARTMENT OF ANESTHESIA
EVANSTON, IL 60201
Anesthesiology
2650 RIDGE AVE., DEPT. OF ANESTHESIA
EVANSTON, IL 60201
Hospitalist
2650 RIDGE AVE., PEDIATRIC HOSPITALISTS
EVANSTON, IL 60201

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 Achilles Karagianis's NPI number?

The NPI number for Achilles Karagianis is 1407891633. It was assigned to this individual provider in the NPPES registry on June 19, 2006.

Where is Achilles Karagianis located?

Achilles Karagianis practices at 2650 Ridge Ave. Department Of Radiology, Evanston, IL 60201. The listed phone number is (847) 570-2475.

What is Achilles Karagianis's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Achilles Karagianis enrolled in Medicare?

Yes. Achilles Karagianis 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.

Is Achilles Karagianis affiliated with any hospitals?

According to CMS data, Achilles Karagianis is affiliated with Northshore University Healthsystem - Evanston Hospital and Swedish Hospital.

When was this NPI record last updated?

The NPPES record for Achilles Karagianis was last updated on July 16, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.