Warren Keller, PH.D

NPI: 1821090648

Warren Keller, PH.D

Q: What is Warren Keller's NPI number?

Warren Keller's NPI number is 1821090648, a unique 10-digit identifier issued by CMS.

Q: What does Warren Keller specialize in?

Warren Keller specializes in Psychologist, taxonomy code 103T00000X.

Q: Where does Warren Keller practice?

Warren Keller practices in Williamsville, NY 14221-6002.

Q: When was Warren Keller's NPI issued?

Warren Keller's NPI was issued on August 11, 2005.

Q: What is Warren Keller's provider type?

Warren Keller is an Individual Provider under CMS NPI Type 1.

ActiveIndividual ProviderPsychologist

NPI issued: August 11, 2005

Quick Facts

NPI Number

1821090648

TypeIndividual

StatusActive

SpecialtyPsychologist

Taxonomy103T00000X — Psychologist

Phone

(716) 634-2600

StateNY

NPI Validation Status: Verified

✅Valid 10-digit NPI number (1821090648)

✅Active status confirmed

✅Verified by CMS NPPES Registry

✅HIPAA compliant identifier

✅Enumeration date on file (August 11, 2005)

Data source: CMS NPPES

Provider Overview

WARREN KELLER, PH.D is a Psychologist provider based in Williamsville, NY who has been registered with CMS since 2005. This NPI is currently Active under CMS NPPES registry.

Provider Details

NPI Number1821090648

Provider TypeIndividual Provider

GenderMale

CredentialPH.D

StatusActive

Enumeration DateAugust 11, 2005

Practice Location

CityWilliamsville

StateNY

ZIP Code14221-6002

Phone(716) 634-2600

Specialties & Licenses

★ Primary

SpecialtyPsychologist

Taxonomy Code103T00000X

License StateNY

Mailing Address

CityWilliamsville

StateNY

ZIP Code14221-6002

Phone(716) 634-2600

Same as practice location

How to Use This NPI

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For Insurance Billing

Use NPI 1821090648 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 1821090648for 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 1821090648 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 Psychologist

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

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