Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Debra S. Dyer, M.D.

Q: What is the NPI number for Debra Dyer?

The National Provider Identifier (NPI) for Debra Dyer is 1124111810, a Type 1 (individual) record in the CMS NPPES registry.

Diagnostic Radiology Physician in Denver, CO · enumerated 2006.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1124111810

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Registry record

Entity type Individual (Type 1)

Name Debra S. Dyer

Credential M.D.

Sex Female

Practice address 1400 Jackson St, Denver, CO, 80206

Phone (303) 388-4461

Fax (303) 398-1211

Enumeration date Oct 2, 2006

Last updated in NPPES Feb 22, 2021

Taxonomy & licenses

2085R0202X Diagnostic Radiology Physician Allopathic & Osteopathic Physicians · License 28913 (CO) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
01289131	Medicaid	CO	-

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Debra Dyer?

The National Provider Identifier (NPI) for Debra Dyer is 1124111810, a Type 1 (individual) record in the CMS NPPES registry.

Where does Debra Dyer practice?

The practice location on file with NPPES is in Denver, CO. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-02-22.