I. Alex Iwaniw, M.D

NPI: 1265578967

I. Alex Iwaniw, M.D

Q: What is I. Alex Iwaniw's NPI number?

I. Alex Iwaniw's NPI number is 1265578967, a unique 10-digit identifier issued by CMS.

Q: What does I. Alex Iwaniw specialize in?

I. Alex Iwaniw specializes in Internal Medicine, taxonomy code 207R00000X.

Q: Where does I. Alex Iwaniw practice?

I. Alex Iwaniw practices in Peekskill, NY 10566-3611.

Q: When was I. Alex Iwaniw's NPI issued?

I. Alex Iwaniw's NPI was issued on January 29, 2007.

Q: What is I. Alex Iwaniw's provider type?

I. Alex Iwaniw is an Individual Provider under CMS NPI Type 1.

ActiveIndividual ProviderInternal Medicine

NPI issued: January 29, 2007

Quick Facts

NPI Number

1265578967

TypeIndividual

StatusActive

SpecialtyInternal Medicine

Taxonomy207R00000X — Internal Medicine

Phone

(914) 736-0400

StateNY

NPI Validation Status: Verified

✅Valid 10-digit NPI number (1265578967)

✅Active status confirmed

✅Verified by CMS NPPES Registry

✅HIPAA compliant identifier

✅Enumeration date on file (January 29, 2007)

Data source: CMS NPPES

Provider Overview

I. ALEX IWANIW, M.D is a Internal Medicine provider based in Peekskill, NY who has been registered with CMS since 2007. This NPI is currently Active under CMS NPPES registry.

Provider Details

NPI Number1265578967

Provider TypeIndividual Provider

GenderMale

CredentialM.D

StatusActive

Enumeration DateJanuary 29, 2007

Practice Location

CityPeekskill

StateNY

ZIP Code10566-3611

Phone(914) 736-0400

Specialties & Licenses

★ Primary

SpecialtyInternal Medicine

Taxonomy Code207R00000X

License StateNY

Mailing Address

CityPeekskill

StateNY

ZIP Code10566-3611

Phone(914) 736-0400

Same as practice location

How to Use This NPI

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For Insurance Billing

Use NPI 1265578967 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 1265578967for 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 1265578967 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 →

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Internal Medicine Providers in the US