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DAVID N BUTLER MD SC
NPI 1417141235
Internal Medicine - Gastroenterology in Chicago, IL

Active since September 05, 2007
2001 S CALIFORNIA AVE, SUITE #101, CHICAGO, IL 60608(773) 254-5350(773) 254-5353 Get Directions Write a Review

NPPES record last updated: May 3, 2012. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About David N Butler Md Sc NPPES

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

DAVID N BUTLER MD SC (NPI 1417141235) is a healthcare organization registered as a gastroenterology in Chicago, Illinois and active in the NPI registry since September 2007. The organization lists David N Butler, Owner, as its authorized official.

NPPES Registry Identity

NPI1417141235
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NameDAVID N BUTLER MD SC
Location Address2001 S CALIFORNIA AVE, SUITE #101Chicago, IL 60608-2405
Mailing AddressPo Box 805686Chicago, IL 60680-4118 · (773) 254-5350 · Fax (773) 254-5353
Phone(773) 254-5350
Fax(773) 254-5353
Organization SubpartNo
Authorized OfficialDavid N ButlerOwner · (773) 254-5350
Enumeration DateSeptember 5, 2007
Last NPPES UpdateMay 3, 2012
✔ NPI 1417141235 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in IL · 036086271
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
2001 S CALIFORNIA AVE, Chicago, IL 60608
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Other Identifiers 3

Other0001608258IL · Bcbs Of Illinois
Medicaid036086271IL
Medicare PIN209437IL

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

David N Butler Md Sc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to David N Butler MD Sc, which bills Medicare for the services this clinician delivers.

Clinician (1)

David Butler, M.D.
Gastroenterology
NPI 1083821037
2001 S CALIFORNIA AVE STE 101
Chicago, IL 60608
(773) 254-5350
✔ PECOS✔ Accepts MedicareSame address

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

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 David N Butler MD Sc's NPI number?

The NPI number for David N Butler MD Sc is 1417141235. It was assigned to this organization in the NPPES registry on September 5, 2007.

Where is David N Butler MD Sc located?

David N Butler MD Sc is located at 2001 S California Ave Suite #101, Chicago, IL 60608. The listed phone number is (773) 254-5350.

What is David N Butler MD Sc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is David N Butler MD Sc enrolled in Medicare?

Yes. David N Butler MD Sc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through David N Butler MD Sc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Gastroenterology) reassigns their Medicare billing to David N Butler MD Sc. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for David N Butler MD Sc was last updated on May 3, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.