Summary

Dr. Gregory Clark is a neurologist and sleep medicine specialist who earned his medical degree from the University of Maryland School of Medicine. With 43 years of medical experience, he brings extensive expertise to the diagnosis and treatment of neurological conditions and sleep disorders. Dr. Clark is fluent in both Spanish and English, allowing him to serve a diverse patient population.

Dr. Clark practices at the Pacific Sleep Program in Portland, Oregon, and maintains hospital privileges at Providence Saint Vincent Medical Center. His dual specialty training in neurology and sleep medicine enables him to address complex conditions that affect both the nervous system and sleep patterns. Patients rate Dr. Clark 4.6 out of 5 stars on average, reflecting his commitment to quality care and patient satisfaction.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.6
  • 43 years of experience
  • 6 insurance plans accepted
  • speaks Spanish, English
  • University Of Maryland School Of Medicine
  • 1 written review
  • 2 specialties
  • 5 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 1 office location
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Location

Pacific Sleep Program

11790 Sw Barnes Rd Ste 330Portland, OR 97225
Mon8:00 am - 4:00 pm
Tue8:00 am - 4:00 pm
Wed8:00 am - 4:00 pm
Thu8:00 am - 4:00 pm
FriClosed
SatClosed
SunClosed

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Dr. Gregory Lynn Clark, MDDr. Dennis Bernard Smith, MDChristine BloomDr. James Emlen Hutchinson, MD
NeurologyNeurologyNeurologyNeurology
Accepts New Patients Accepts New Patients
4.6 
43 Years of Experience 61 Years of Experience 64 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, English Speaks English
Portland , ORPortland , ORPortland , ORCrescent City , CA
Med School: University Of Maryland School Of Medicine Med School: Albany Medical College Med School: University Of Pennsylvania School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Gregory Lynn Clark

  • Accepts Medicare
  • Accepts Medicaid
  • Blue Cross Blue Shield
  • CareOregon
  • CareOregon - Medicaid
  • Humana
  • Optum Health
  • UnitedHealthcare

Medical Specialties

Dr. Gregory Lynn Clark has the following 2 specialties

Specialty Expertise

Dr. Gregory Lynn Clark has the following 5 areas of expertise

  • Alzheimer's Disease
  • Epilepsy
  • Migraine Disorders
  • Multiple Sclerosis (MS)
  • Sleep Medicine

Certifications, License, & Education

43 Years Experience

Education & Training

Medical School

Graduated from University Of Maryland School Of Medicine in 1983.

NPI Number

Dr. Clark's NPI number is 1225141823.

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Frequently Asked Questions

Which hospitals is Dr. Gregory Clark affiliated with?
Dr. Gregory Clark is affiliated with Providence Saint Vincent Medical Center.
Does Dr. Gregory Clark accept virtual/telehealth appointments?
Dr. Gregory Clark has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Gregory Clark's office located?
Dr. Gregory Clark's office is located at 11790 Sw Barnes Rd Ste 330, Portland, OR, 97225.
Is Dr. Gregory Clark accepting new patients?
Dr. Gregory Clark is accepting new patients on Vitals. View Dr. Gregory Clark's profile on Vitals to make an appointment.
What languages does Dr. Gregory Clark speak?
Dr. Gregory Clark speaks Spanish and English.

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