Donald Willis, M.D

ActiveIndividual ProviderUrology
NPI issued: May 24, 2005

Quick Facts

NPI Number
1316940372
TypeIndividual
StatusActive
SpecialtyUrology
Taxonomy208800000X — Urology
Phone
(512) 396-4400
StateTX

NPI Validation Status: Verified

✅Valid 10-digit NPI number (1316940372)
✅Active status confirmed
✅Verified by CMS NPPES Registry
✅HIPAA compliant identifier
✅Enumeration date on file (May 24, 2005)
Data source: CMS NPPES

Provider Overview

DONALD WILLIS, M.D is a Urology provider based in San Marcos, TX who has been registered with CMS since 2005. This NPI is currently Active under CMS NPPES registry.

Provider Details

NPI Number1316940372
Provider TypeIndividual Provider
GenderMale
CredentialM.D
StatusActive
Enumeration DateMay 24, 2005

Practice Location

CitySan Marcos
StateTX
ZIP Code78666-1423
Phone(512) 396-4400

Specialties & Licenses

★ Primary
SpecialtyUrology
Taxonomy Code208800000X
License StateTX

Mailing Address

CitySan Marcos
StateTX
ZIP Code78666-1423
Phone(512) 396-4400
Same as practice location

How to Use This NPI

📋

For Insurance Billing

Use NPI 1316940372 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.

🏥

For Credentialing

Reference NPI 1316940372for 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 1316940372 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 Urology

Specialists in Urology provide expert clinical care within their specific domain, focusing on the diagnosis, treatment, and management of conditions relevant to their field of practice.

Browse all Urologyproviders →
📊
18,003
Urology Providers in the US

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People Also Ask

What is Donald Willis's NPI number?
Donald Willis's NPI number is 1316940372, a unique 10-digit identifier issued by the Centers for Medicare & Medicaid Services (CMS).
Is Donald Willis's NPI currently active?
Yes, Donald Willis's NPI status is Active as of the latest CMS NPPES database updates.
What does Donald Willis specialize in?
Donald Willis specializes in Urology. The healthcare taxonomy code associated with this specialty is 208800000X.
Where does Donald Willis practice?
Donald Willis practices in San Marcos, TX 78666-1423.
When was Donald Willis's NPI issued?
Donald Willis's NPI was issued on May 24, 2005.
What is Donald Willis's provider type?
Donald Willis is registered as an Individual Provider under CMS NPI Type 1.