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

Douglas L Dier, MD

Individual provider Rheumatology Physician · NPI 1548374382

Douglas L Dier, MD is a Rheumatology in Rutland, Vermont. Graduated from University of Rochester School of Medicine and Dentistry in 1985, 41 years ago. Accepts Medicare assignment. Licensed in Vermont.

Years since qualifying
41
Trained at
University of Rochester School of Medicine and Dentistry
Licensed in
VT
In the registry since
2006
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

98 Allen St
Rutland, VT 05701-4592
Phone: (802) 775-3374
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Rheumatology Physician (primary) Taxonomy 207RR0500X · Licence 042-0007797 (VT)

Record details

NPI number1548374382
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 18, 2006
Last updated in NPPESMarch 2, 2020
Certification dateMarch 2, 2020
Mailing address98 Allen St Ste 4, Rutland, VT 05701-4776

Medicare enrollment

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

Medicare specialtyRHEUMATOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF ROCHESTER SCHOOL OF MEDICINE AND DENTISTRY
Graduated 1985 (41 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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