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Export Provider Record NPI 1164487658
Douglas L CotsamireMD
Active
NPI Number1164487658
NPI TypeNPI-1 Individual
SpecialtyInternal Medicine, Rheumatology
Provider Details
NPI1164487658
NPI TypeNPI-1 Individual
StatusActive
Enumeration Date2006-04-19
Last Updated2021-06-14
Mailing Address4201 Winfield Rd Fl 4
Warrenville, IL 60555-4025
United States
Phone: (312) 216-3773 | Fax: (331) 221-2357
📍 View Map
Primary Practice Address1200 S York St Ste 2000
Elmhurst, IL 60126-5634
United States
Phone: (331) 221-9199 | Fax: (331) 221-2774
📍 View Map
Taxonomy / Specialty
PrimaryTaxonomy Code & DescriptionStateLicense Number
Yes207RR0500X – Internal Medicine, RheumatologyIL036113109
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About NPI 1164487658

Douglas L Cotsamire MD is a healthcare provider registered in the CMS NPPES NPI Registry with NPI number 1164487658. The primary specialty listed is Internal Medicine, Rheumatology. The provider is located in Elmhurst, IL. This NPI is classified as a Type 1 (Individual) NPI and is currently active. The NPI was first enumerated (assigned) on 2006-04-19. All data is sourced directly from the official CMS NPPES public API and is updated daily.

Frequently Asked Questions

What is NPI 1164487658?

NPI 1164487658 belongs to Douglas L Cotsamire MD, a Internal Medicine, Rheumatology in Elmhurst, IL. It is a Type 1 Individual NPI registered in the CMS NPPES NPI Registry.

Is NPI 1164487658 active?

The current status of NPI 1164487658 in the NPPES registry is Active. The record was last updated on 2021-06-14.

What specialty is NPI 1164487658?

NPI 1164487658 is classified under the taxonomy Internal Medicine, Rheumatology. Taxonomy codes in NPPES are maintained by the National Uniform Claim Committee (NUCC) and identify the provider's type, classification, and specialization.

How do I verify NPI 1164487658?

You can verify NPI 1164487658 at the official CMS NPPES website at npiregistry.cms.hhs.gov or using our free NPI Lookup tool above. All data shown on this page is sourced directly from the official NPPES public API and is updated daily by CMS.

What address is on file for NPI 1164487658?

The primary practice address on file for NPI 1164487658 is 1200 S York St Ste 2000, Elmhurst, IL 60126-5634. This address is registered in the NPPES system and providers are required to update it within 30 days of any change.

When was NPI 1164487658 issued?

NPI 1164487658 was first issued (enumerated) on 2006-04-19. The NPPES record was last updated on 2021-06-14.

Practice Location Map

Douglas L Cotsamire is located at 1200 S York St Ste 2000, Elmhurst, IL. Use the map below to find directions or verify the practice location.

📍 1200 S York St Ste 2000, Elmhurst, IL 60126-5634  ·  Open in Google Maps ↗

Related Healthcare Providers

The following providers share the same practice location, specialty, or state as Douglas L Cotsamire. All records sourced from the CMS NPPES registry.

License Information

The following state license numbers are on file in the NPPES registry for NPI 1164487658. For license status verification, contact the relevant state licensing board directly.

Specialty / TaxonomyLicense NumberState
Internal Medicine, Rheumatology036113109IL
Data Verified from CMS NPPES Last synced: 2026-08-23 · Source: npiregistry.cms.hhs.gov · 45 CFR Part 162