Charles Oh, M.D

NPI: 1780689042

Charles Oh, M.D

Q: What is Charles Oh's NPI number?

Charles Oh's NPI number is 1780689042, a unique 10-digit identifier issued by CMS.

Q: What does Charles Oh specialize in?

Charles Oh specializes in Specialty not listed, taxonomy code 174400000X.

Q: Where does Charles Oh practice?

Charles Oh practices in Tustin, CA 92780-6935.

Q: When was Charles Oh's NPI issued?

Charles Oh's NPI was issued on June 14, 2005.

Q: What is Charles Oh's provider type?

Charles Oh is an Individual Provider under CMS NPI Type 1.

ActiveIndividual ProviderSpecialty not listed

NPI issued: June 14, 2005

Quick Facts

NPI Number

1780689042

TypeIndividual

StatusActive

SpecialtySpecialty not listed

Taxonomy174400000X — Specialty not listed

Phone

(714) 508-1600

StateCA

NPI Validation Status: Verified

✅Valid 10-digit NPI number (1780689042)

✅Active status confirmed

✅Verified by CMS NPPES Registry

✅HIPAA compliant identifier

✅Enumeration date on file (June 14, 2005)

Data source: CMS NPPES

Provider Overview

CHARLES OH, M.D is a Healthcare provider based in Tustin, CA who has been registered with CMS since 2005. This NPI is currently Active under CMS NPPES registry.

Provider Details

NPI Number1780689042

Provider TypeIndividual Provider

GenderMale

CredentialM.D

StatusActive

Enumeration DateJune 14, 2005

Practice Location

CityTustin

StateCA

ZIP Code92780-6935

Phone(714) 508-1600

Specialties & Licenses

★ Primary

SpecialtySpecialty not listed

Taxonomy Code174400000X

License StateCA

Mailing Address

CityTustin

StateCA

ZIP Code92780-6935

Phone(714) 508-1600

Same as practice location

How to Use This NPI

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For Insurance Billing

Use NPI 1780689042 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 1780689042for 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 1780689042 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 Specialty not listed

Specialists in Specialty not listed 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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