John Chang, M.D

ActiveIndividual ProviderOphthalmology
NPI issued: May 23, 2005

Quick Facts

NPI Number
1073516027
TypeIndividual
StatusActive
SpecialtyOphthalmology
Taxonomy207W00000X — Ophthalmology
Phone
(845) 735-5666
StateNY

NPI Validation Status: Verified

✅Valid 10-digit NPI number (1073516027)
✅Active status confirmed
✅Verified by CMS NPPES Registry
✅HIPAA compliant identifier
✅Enumeration date on file (May 23, 2005)
Data source: CMS NPPES

Provider Overview

JOHN CHANG, M.D is a Ophthalmology provider based in Pearl River, NY who has been registered with CMS since 2005. This NPI is currently Active under CMS NPPES registry.

Provider Details

NPI Number1073516027
Provider TypeIndividual Provider
GenderMale
CredentialM.D
StatusActive
Enumeration DateMay 23, 2005

Practice Location

CityPearl River
StateNY
ZIP Code10965-2029
Phone(845) 735-5666

Specialties & Licenses

★ Primary
SpecialtyOphthalmology
Taxonomy Code207W00000X
License StateNY

Mailing Address

CityPearl River
StateNY
ZIP Code10965-2029
Phone(845) 735-5666
Same as practice location

How to Use This NPI

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For Insurance Billing

Use NPI 1073516027 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 1073516027for 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 1073516027 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 Ophthalmology

Specialists in Ophthalmology 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 Ophthalmologyproviders →
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31,071
Ophthalmology Providers in the US

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People Also Ask

What is John Chang's NPI number?
John Chang's NPI number is 1073516027, a unique 10-digit identifier issued by the Centers for Medicare & Medicaid Services (CMS).
Is John Chang's NPI currently active?
Yes, John Chang's NPI status is Active as of the latest CMS NPPES database updates.
What does John Chang specialize in?
John Chang specializes in Ophthalmology. The healthcare taxonomy code associated with this specialty is 207W00000X.
Where does John Chang practice?
John Chang practices in Pearl River, NY 10965-2029.
When was John Chang's NPI issued?
John Chang's NPI was issued on May 23, 2005.
What is John Chang's provider type?
John Chang is registered as an Individual Provider under CMS NPI Type 1.