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

Margaret O Rathier, MD

Individual provider Geriatric Medicine (Internal Medicine) Physician · NPI 1194723361

Margaret O Rathier, MD is a Geriatric Medicine in Farmington, Connecticut. Graduated from University of Connecticut School of Medicine in 1986, 40 years ago. Practices with University of Connecticut Health Center, a 628-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Connecticut.

Years since qualifying
40
Trained at
University of Connecticut School of Medicine
Licensed in
CT
In the registry since
2005
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

263 Farmington Ave
Farmington, CT 06030-0001
Phone: (860) 679-8400
Fax: (860) 679-1867
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Geriatric Medicine (Internal Medicine) Physician (primary) Taxonomy 207RG0300X · Licence 029812 (CT)

Record details

NPI number1194723361
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 12, 2005
Last updated in NPPESJuly 11, 2022

Medicare enrollment

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

Medicare specialtyGERIATRIC MEDICINE
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF CONNECTICUT SCHOOL OF MEDICINE
Graduated 1986 (40 years in practice)
Group practice University Of Connecticut Health Center — 628 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

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