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

Individual provider Endocrinology, Diabetes & Metabolism Physician · NPI 1952338147

Dr. Robert Alan Gelfand, MD is an Internal Medicine in New Haven, Connecticut. Graduated from Yale University School of Medicine in 1978, 48 years ago. Practices with Hospital Medicine Associates LLC, a 207-clinician group and accepts Medicare assignment. Licensed in Connecticut.

Years since qualifying
48
Trained at
Yale University School of Medicine
Licensed in
CT
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

17 Hillhouse Ave
New Haven, CT 06511-6815
Phone: (203) 432-0076
Fax: (203) 432-7289
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence 023205 (CT)

Record details

NPI number1952338147
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 26, 2006
Last updated in NPPESJuly 8, 2007
Mailing address17 Hillhouse Ave, New Haven, CT 06511-6815

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesENDOCRINOLOGY
Medical schoolYALE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1978 (48 years in practice)
Group practice Hospital Medicine Associates Llc — 207 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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