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

Caitlin Ann Colling, MD

Individual provider Internal Medicine Physician · NPI 1205282100

Caitlin Ann Colling, MD is an Endocrinology in Boston, Massachusetts. Graduated from Perelman School of Med at the University of Pennsylvania in 2016, 10 years ago. Practices with The General Hospital Corporation, a 1,276-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
10
Trained at
Perelman School of Med at the University of Pennsylvania
Licensed in
MA
In the registry since
2016
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Partly verified

Some contact details are missing from the federal record.

Massachusetts General Hospital 50 Staniford St
Boston, MA 02114
Phone: (617) 726-8722
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Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence 267021 (MA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 267021 (MA)

Record details

NPI number1205282100
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 10, 2016
Last updated in NPPESMarch 25, 2022
Certification dateMarch 14, 2022

Medicare enrollment

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

Medicare specialtyENDOCRINOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolPERELMAN SCHOOL OF MED AT THE UNIVERSITY OF PENNSYLVANIA
Graduated 2016 (10 years in practice)
Group practice The General Hospital Corporation — 1276 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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