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

Colleen D. Cahill, MD

Individual provider Internal Medicine Physician · NPI 1841250834

Colleen D. Cahill, MD is an Internal Medicine in Bethlehem, Pennsylvania. Graduated from State University of Ny Upstate Medical University in 1999, 27 years ago. Practices with St Lukes Physician Group Inc, a 2,127-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
27
Trained at
State University of Ny Upstate Medical University
Licensed in
PA
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

801 Ostrum St Hospitalists
Bethlehem, PA 18015-1000
Phone: (484) 526-6643
Fax: (484) 526-4658
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD419833 (PA)

Record details

NPI number1841250834
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 24, 2006
Last updated in NPPESSeptember 3, 2013

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolSTATE UNIVERSITY OF NY UPSTATE MEDICAL UNIVERSITY
Graduated 1999 (27 years in practice)
Group practice St Lukes Physician Group Inc — 2127 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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