John Oldham, M.D

NPI: 1659376390

John Oldham, M.D

Q: What is John Oldham's NPI number?

John Oldham's NPI number is 1659376390, a unique 10-digit identifier issued by CMS.

Q: What does John Oldham specialize in?

John Oldham specializes in Emergency Medicine, taxonomy code 207P00000X.

Q: Where does John Oldham practice?

John Oldham practices in Saint Louis, MO 63136-6119.

Q: When was John Oldham's NPI issued?

John Oldham's NPI was issued on June 18, 2005.

Q: What is John Oldham's provider type?

John Oldham is an Individual Provider under CMS NPI Type 1.

ActiveIndividual ProviderEmergency Medicine

NPI issued: June 18, 2005

Quick Facts

NPI Number

1659376390

TypeIndividual

StatusActive

SpecialtyEmergency Medicine

Taxonomy207P00000X — Emergency Medicine

Phone

(314) 653-5663

StateMO

NPI Validation Status: Verified

✅Valid 10-digit NPI number (1659376390)

✅Active status confirmed

✅Verified by CMS NPPES Registry

✅HIPAA compliant identifier

✅Enumeration date on file (June 18, 2005)

Data source: CMS NPPES

Provider Overview

JOHN OLDHAM, M.D is a Emergency Medicine provider based in Saint Louis, MO who has been registered with CMS since 2005. This NPI is currently Active under CMS NPPES registry.

Provider Details

NPI Number1659376390

Provider TypeIndividual Provider

GenderMale

CredentialM.D

StatusActive

Enumeration DateJune 18, 2005

Practice Location

CitySaint Louis

StateMO

ZIP Code63136-6119

Phone(314) 653-5663

Specialties & Licenses

★ Primary

SpecialtyEmergency Medicine

Taxonomy Code207P00000X

License StateMO

Mailing Address

CitySaint Louis

StateMO

ZIP Code63136-6119

Phone(314) 653-5663

Same as practice location

How to Use This NPI

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For Insurance Billing

Use NPI 1659376390 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 1659376390for 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 1659376390 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 Emergency Medicine

Emergency Medicine physicians specialize in the immediate decision-making and action necessary to prevent death or further disability in patients experiencing acute illness or trauma.

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