Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Gregory Scott Houghton, MD

Individual provider Emergency Medicine Physician · NPI 1649489402

Dr. Gregory Scott Houghton, MD is a Critical Care (Intensivists) in Santa Rosa, California. Qualified in 2006, 20 years ago. Practices with Providence Medical Foundation, a 1,465-clinician group and accepts Medicare assignment. Licensed in California and Michigan.

Years since qualifying
20
Licensed in
CA, MI
In the registry since
2007
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

500 Doyle Park Dr Ste G04
Santa Rosa, CA 95405-4558
Phone: (707) 303-8360
Fax: (707) 303-8361
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence A121765 (CA)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 4301087479 (MI)
Emergency Medicine Physician Taxonomy 207P00000X · Licence A121765 (CA)

Record details

NPI number1649489402
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 21, 2007
Last updated in NPPESJanuary 23, 2025
Certification dateJanuary 23, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCRITICAL CARE (INTENSIVISTS)
Also practisesEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2006 (20 years in practice)
Group practice Providence Medical Foundation — 1465 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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