Diane Clausen, M.D

ActiveIndividual ProviderHematology & Oncology
NPI issued: June 21, 2005

Quick Facts

NPI Number
1447256995
TypeIndividual
StatusActive
SpecialtyHematology & Oncology
Taxonomy207RH0003X — Hematology & Oncology
Phone
(631) 751-3000
StateNY

NPI Validation Status: Verified

✅Valid 10-digit NPI number (1447256995)
✅Active status confirmed
✅Verified by CMS NPPES Registry
✅HIPAA compliant identifier
✅Enumeration date on file (June 21, 2005)
Data source: CMS NPPES

Provider Overview

DIANE CLAUSEN, M.D is a Hematology & Oncology provider based in E Setauket, NY who has been registered with CMS since 2005. This NPI is currently Active under CMS NPPES registry.

Provider Details

NPI Number1447256995
Provider TypeIndividual Provider
GenderFemale
CredentialM.D
StatusActive
Enumeration DateJune 21, 2005

Practice Location

CityE Setauket
StateNY
ZIP Code11733-3456
Phone(631) 751-3000

Specialties & Licenses

★ Primary
SpecialtyHematology & Oncology
Taxonomy Code207RH0003X
License StateNY

Mailing Address

CityE Setauket
StateNY
ZIP Code11733-3456
Phone(631) 751-3000
Same as practice location

How to Use This NPI

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For Insurance Billing

Use NPI 1447256995 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 1447256995for 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 1447256995 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 Hematology & Oncology

Specialists in Hematology & Oncology 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 Hematology & Oncologyproviders →
📊
14,223
Hematology & Oncology Providers in the US

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People Also Ask

What is Diane Clausen's NPI number?
Diane Clausen's NPI number is 1447256995, a unique 10-digit identifier issued by the Centers for Medicare & Medicaid Services (CMS).
Is Diane Clausen's NPI currently active?
Yes, Diane Clausen's NPI status is Active as of the latest CMS NPPES database updates.
What does Diane Clausen specialize in?
Diane Clausen specializes in Hematology & Oncology. The healthcare taxonomy code associated with this specialty is 207RH0003X.
Where does Diane Clausen practice?
Diane Clausen practices in E Setauket, NY 11733-3456.
When was Diane Clausen's NPI issued?
Diane Clausen's NPI was issued on June 21, 2005.
What is Diane Clausen's provider type?
Diane Clausen is registered as an Individual Provider under CMS NPI Type 1.