Daniel Riordan, D.O

ActiveIndividual ProviderInternal Medicine
NPI issued: July 24, 2006

Quick Facts

NPI Number
1174545891
TypeIndividual
StatusActive
SpecialtyInternal Medicine
Taxonomy207R00000X — Internal Medicine
Phone
(262) 928-7000
StateWI

NPI Validation Status: Verified

✅Valid 10-digit NPI number (1174545891)
✅Active status confirmed
✅Verified by CMS NPPES Registry
✅HIPAA compliant identifier
✅Enumeration date on file (July 24, 2006)
Data source: CMS NPPES

Provider Overview

DANIEL RIORDAN, D.O is a Internal Medicine provider based in Muskego, WI who has been registered with CMS since 2006. This NPI is currently Active under CMS NPPES registry.

Provider Details

NPI Number1174545891
Provider TypeIndividual Provider
GenderMale
CredentialD.O
StatusActive
Enumeration DateJuly 24, 2006

Practice Location

CityMuskego
StateWI
ZIP Code53150-9330
Phone(262) 928-7000

Specialties & Licenses

★ Primary
SpecialtyInternal Medicine
Taxonomy Code207R00000X
License StateWI

Mailing Address

CityMuskego
StateWI
ZIP Code53150-9330
Phone(262) 928-7000
Same as practice location

How to Use This NPI

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For Insurance Billing

Use NPI 1174545891 in Box 33 of the CMS-1500 claim form. This number is required by all major insurance carriers to identify the billing provider and process electronic medical claims.

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For Credentialing

Reference NPI 1174545891for provider credential verification. Hospital systems, state licensing boards, and CAQH directories query this number to verify the provider's active clinical status.

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For Patients

Share NPI 1174545891 with your insurance company. If you need to verify out-of-network benefits or file a reimbursement claim, your insurance provider will require this number to process it.

About Internal Medicine

Internal Medicine physicians (internists) specialize in the prevention, diagnosis, and nonsurgical treatment of adult illnesses, managing complex chronic conditions and multi-system diseases.

Browse all Internal Medicineproviders →
📊
213,549
Internal Medicine Providers in the US

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People Also Ask

What is Daniel Riordan's NPI number?
Daniel Riordan's NPI number is 1174545891, a unique 10-digit identifier issued by the Centers for Medicare & Medicaid Services (CMS).
Is Daniel Riordan's NPI currently active?
Yes, Daniel Riordan's NPI status is Active as of the latest CMS NPPES database updates.
What does Daniel Riordan specialize in?
Daniel Riordan specializes in Internal Medicine. The healthcare taxonomy code associated with this specialty is 207R00000X.
Where does Daniel Riordan practice?
Daniel Riordan practices in Muskego, WI 53150-9330.
When was Daniel Riordan's NPI issued?
Daniel Riordan's NPI was issued on July 24, 2006.
What is Daniel Riordan's provider type?
Daniel Riordan is registered as an Individual Provider under CMS NPI Type 1.