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GREGORY DERK DPM
NPI 1255122461
Podiatrist - Foot & Ankle Surgery in Evanston, IL

Active since May 15, 2025PECOS Enrolled
2650 RIDGE AVE STE 1304, EVANSTON, IL 60201(773) 702-6760 Get Directions Write a Review

NPPES record last updated: June 23, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jun 23, 2025, May 15, 2025 (2 updates tracked since 2025).

About Gregory Derk Dpm NPPES

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

GREGORY DERK DPM (NPI 1255122461) is an individual foot & ankle surgery provider in Evanston, Illinois, licensed in Illinois (135.001270) and active in the NPI registry since May 2025. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1255122461
Entity TypeIndividualMale
Primary Taxonomy213ES0103X
Provider Legal NameGREGORY DERKCredential: DPM
Location Address2650 RIDGE AVE STE 1304Evanston, IL 60201-1700
Mailing Address180 Harvester Dr Ste 110Burr Ridge, IL 60527-6686 · (773) 702-1150
Phone(773) 702-6760
Sole ProprietorNo
Enumeration DateMay 15, 2025
Last NPPES UpdateJune 23, 20252 updates tracked since enumeration
NPPES CertifiedJune 23, 2025
✔ NPI 1255122461 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPodiatrist · Foot & Ankle SurgeryPodiatric Medicine & Surgery Service Providers
Taxonomy Code213ES0103X
License✔ Licensed in IL · 135.001270
2650 RIDGE AVE STE 1304, Evanston, IL 60201
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gregory Derk Dpm is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

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.

EILEEN VERA
Student in an Organized Health Care Education/Training Program
2650 RIDGE AVE STE 1304
EVANSTON, IL 60201
Cook County (847) 666-3494
MARIANA MCCUNE MD
Student in an Organized Health Care Education/Training Program
2650 RIDGE AVE STE 1304
EVANSTON, IL 60201
Cook County (847) 570-2700
ISRA HASNAIN
Family Medicine
2650 RIDGE AVE STE 1304
EVANSTON, IL 60201
Cook County (847) 666-3494
DR. NICOLE RENEE PALMER MD, MPH
Student in an Organized Health Care Education/Training Program
2650 RIDGE AVE STE 1304
EVANSTON, IL 60201
Cook County (847) 570-1010
ERIC COOPER
Internal Medicine
2650 RIDGE AVE STE 1304
EVANSTON, IL 60201
Cook County (847) 570-2700
DR. OMKAR NITIN MORE MD
Student in an Organized Health Care Education/Training Program
2650 RIDGE AVE STE 1304
EVANSTON, IL 60201
Cook County (847) 570-2700
RICHARD WANG MD
Student in an Organized Health Care Education/Training Program
2650 RIDGE AVE STE 1304
EVANSTON, IL 60201
Cook County (847) 570-2700
SPENCER KIERS DO
Internal Medicine
2650 RIDGE AVE STE 1304
EVANSTON, IL 60201
Cook County (847) 570-2700

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 Gregory Derk's NPI number?

The NPI number for Gregory Derk is 1255122461. It was assigned to this individual provider in the NPPES registry on May 15, 2025.

Where is Gregory Derk located?

Gregory Derk practices at 2650 Ridge Ave Ste 1304, Evanston, IL 60201. The listed phone number is (773) 702-6760.

What is Gregory Derk's specialty?

The primary specialty registered for this NPI is Podiatrist, specializing in Foot & Ankle Surgery, with taxonomy code 213ES0103X.

Is Gregory Derk enrolled in Medicare?

Yes. Gregory Derk is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Gregory Derk was last updated on June 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.