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

Dr. Anna Gibb Hallemeier, MD

Individual provider Internal Medicine Physician · NPI 1649333600

Dr. Anna Gibb Hallemeier, MD is an Internal Medicine in Simsbury, Connecticut. Graduated from Yale University School of Medicine in 2002, 24 years ago. Practices with McLean Fund, a 105-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Connecticut and Massachusetts.

Years since qualifying
24
Trained at
Yale University School of Medicine
Licensed in
CT, MA
In the registry since
2006
Specialties on file
6
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

720 Hopmeadow St
Simsbury, CT 06070-2224
Phone: (860) 651-3519
Fax: (860) 651-4133
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 433 W Main St, Hyannis, MA 02601-3644 — (508) 778-4777

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 044724 (CT)
Internal Medicine Physician Taxonomy 207R00000X · Licence 234053 (MA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 044724 (MA)
Pediatrics Physician Taxonomy 208000000X · Licence 234053 (MA)
Pediatrics Physician Taxonomy 208000000X · Licence 044724 (MA)
Pediatrics Physician Taxonomy 208000000X · Licence 044724 (CT)

Record details

NPI number1649333600
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 19, 2006
Last updated in NPPESNovember 7, 2022
Certification dateFebruary 11, 2020

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesPEDIATRIC MEDICINE
Medical schoolYALE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2002 (24 years in practice)
Group practice McLean Fund — 105 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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