National Provider Identifier Database

DOUGLAS K TRASK, MD – NPI #1346233467
Sleep Medicine

An Otolaryngologist 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.


Contact Information

DOUGLAS K TRASK, MD
101 THE CITY DR S
ORANGE, CA92868-3201
Phone: 714-456-8888
Fax:
Website:
Specialty Taxonomy Code
* Sleep Medicine 207YS0012X
Otolaryngology 207Y00000X

* Indicates primary specialty

NPI Profile & details for DOUGLAS K TRASK

NPI Number 1346233467
Credentials MD
Entity Individual
Enumeration date 08/24/2005
Last updated 10/27/2025 - About 7 months ago
Sole proprietor1 No
Identifiers
  • CA License #: C153807
  • IA License #: 33726
  • MI License #: 4301063970
  • IA Medicaid: 0216960
  • MI Medicaid: 5286199
  • IA Other: 22856 WELLMARK BCBS
Hospital affiliation n/a

1 A sole proprietor/sole proprietorship is an individual, and as such, is eligible for a single NPI number. The sole proprietor must apply for the NPI number using his or her own Social Security Number (SSN), not an Employer Identification Number (EIN) even if he/she has an EIN.

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