Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Douglas P Olson, MD

Individual provider Internal Medicine Physician · NPI 1972788792

Dr. Douglas P Olson, MD is an Internal Medicine in New Haven, Connecticut. Graduated from George Washington University School of Medicine in 2007, 19 years ago. Practices with Fair Haven Community Health Clinic Inc, a 44-clinician group and accepts Medicare assignment. Licensed in Connecticut.

Years since qualifying
19
Trained at
George Washington University School of Medicine
Licensed in
CT
In the registry since
2007
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

374 Grand Ave
New Haven, CT 06513-3733
Phone: (203) 777-7411
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 048098 (CT)

Record details

NPI number1972788792
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 31, 2007
Last updated in NPPESDecember 1, 2025
Certification dateDecember 1, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesADDICTION MEDICINE
Medical schoolGEORGE WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 2007 (19 years in practice)
Group practice Fair Haven Community Health Clinic Inc — 44 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations9 on file with Medicare

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