STEPHEN P. DUNTLEY MD – NPI #1023036720
Psychiatry & Neurology

A Psychiatrist or Neurologist who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.

Health Care Provider Taxonomy Code for Psychiatry & Neurology

STEPHEN DUNTLEY is a psychiatry & neurologist located in AURORA, CO. NPPES has assigned the NPI number 1023036720 to STEPHEN DUNTLEY on July 18, 2006. It is a Type-1 NPI, indicating this NPI number is associated with an individual. According to the NPI Registry, there are 2 additional location(s) assigned to this provider which are listed below. With multiple taxonomy codes selected, the primary taxonomy selected by this provider is 2084S0012X from the Health Care Provider Taxonomy code set, which is classified as Psychiatry & Neurology, specializing in Sleep Medicine

The NPI profile was last updated on Oct 28, 2025. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for STEPHEN DUNTLEY below.

NPI Profile for
STEPHEN P. DUNTLEY

NPI Number
1023036720
Enumeration Date

(about 20 years ago)
Entity Type
Type-1  Individual (Male)
Legal Name
STEPHEN P. DUNTLEY
Credentials
MD
Primary location
12401 E 17TH AVE
AURORA, CO 80045-2548
Phone: (720) 848-0000 Fax:
2 Other location(s):
12605 E 16th Ave
Aurora, CO 80045
Phone: (720) 848-0000
274 Union Blvd
Suite 110
Lakewood, CO 80228-1813
Phone: (303) 951-0600
Fax: (303) 951-0605
Mailing address
PO BOX 110429
AURORA, CO 80042-0429
Phone: Fax:
Sole Proprietor
No
Updated
Certification Date
Oct 28, 2025

Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.

Identifiers

Identifiers for STEPHEN DUNTLEY

Identifiers are used to associate other provider identifiers such as Medicaid or other insurers (ie:, Blue Cross, Blue Shield, Aetna, Kaiser-Permanente, etc.), with their NPI number. These identifiers can be used in matching an NPI number to an insurer's records. However, not all providers have such numbers and not all providers choose to include them in their NPI information.

DescriptionIssuerStateIdentifier
MEDICAIDCO62105302
MEDICAIDMO062010101
Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
2084S0012X
- Psychiatry & Neurology / Sleep Medicine (Primary)		 CO 52200
2084N0400X
- Psychiatry & Neurology / Neurology		 MO R9J08
207RP1001X
- Internal Medicine / Pulmonary Disease		 CO DR.0052200

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.

Additional Information

Education
UNIVERSITY OF WASHINGTON SCHOOL OF MEDICINE - Graduated 1988
Offers Telehealth Services
Yes - Telehealth services allows you to talk to your health care provider using audio/video communications, such as Zoom, without actually going in to the doctor's office
Accepts Medicare
This provider accepts Medicare-approved amount as payment in full. The Medicare-approved amount is the total the provider can be paid. When a provider accepts the Medicare-approved amount as payment, you won't be billed for more than the Medicare deductible & coinsureance.
Medicare Ordering & Referring
Provider can:
  • Refer to Part B
  • Order Durable Medical Equipment
  • Refer to Home Health Agency
  • Order Power Mobility Devices
Affiliations
STEPHEN DUNTLEY is affiliated with the following medical group(s):
  • HOSPITAL
    • UNIVERSITY OF COLORADO HOSPITAL AUTHORITY
      12605 E 16TH AVE
      AURORA, CO 80045
    • VALLEY VIEW HOSPITAL ASSOCIATION
      1906 BLAKE AVE
      GLENWOOD SPRINGS, CO 81601

Why is my NPI data (personal information) being displayed publicly?
If you have an active NPI profile, your profile is required to be disclosed according to the FOIA and eFOIA. HIPAA also requires covered providers to share their NPI with other providers, health plans, clearinghouses and any entity that may need it for billing purposes.

How do I correct or change the NPI data displayed here?
At any time, providers can make changes to their NPI profile at NPPES. Login to NPPES to make changes online or call (800) 465-3203 for assistance. Changes made at NPPES will be reflected on this web site within a few days.

Can I hide my NPI profile from the public?
Unfortunately, No. The NPPES discloses health care provider data under the Freedom of Information Act to the public, which means anyone may request such information directly from the National Plan & Provider Enumeration System. See the complete CMS Data Dissemination Notice here.