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

Katharine Foster Hollnagel, MD

Individual provider Orthopaedic Surgery Physician · NPI 1295180289

Katharine Foster Hollnagel, MD is an Orthopaedic Surgery Physician in Boston, Massachusetts. Works from 2 locations. Licensed in California and Massachusetts.

Licensed in
CA, 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 Address checks out

300 Longwood Ave
Boston, MA 02115-5724
Phone: (617) 355-6000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 3030 Childrens Way, San Diego, CA 92123-4232 — (858) 966-6789

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence T292578 (MA)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence A172578 (CA)

Record details

NPI number1295180289
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 27, 2016
Last updated in NPPESSeptember 20, 2022
Certification dateSeptember 20, 2022

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