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

Individual provider Certified Registered Nurse Anesthetist · NPI 1316829815

Katharine Allyn Darrell, DNP, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Boston, Massachusetts. Qualified in 2025, 1 year ago. Practices with Massachusetts General Physicians Organization Inc, a 3,484-clinician group and accepts Medicare assignment. Licensed in Massachusetts and Maine.

Years since qualifying
1
Licensed in
MA, ME
In the registry since
2025
Specialties on file
3
What do these letters mean?
DNP — Doctor of Nursing Practice
The highest clinical degree in nursing.
CRNA — Certified Registered Nurse Anesthetist
An advanced practice nurse who administers anaesthesia.

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Practice location Address checks out

55 Fruit St
Boston, MA 02114-2696
Phone: (617) 726-3030
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Certified Registered Nurse Anesthetist (primary) Taxonomy 367500000X · Licence RN2364860 (MA)
Critical Care Medicine Registered Nurse Taxonomy 163WC0200X · Licence RN67004 (ME)
Critical Care Medicine Registered Nurse Taxonomy 163WC0200X · Licence RN2364860 (MA)

Record details

NPI number1316829815
Entity typeIndividual (Type 1)
GenderFemale
Credentials DNP , CRNA
Sole proprietorYes
NPI enumeratedJuly 24, 2025
Last updated in NPPESNovember 5, 2025
Certification dateNovember 5, 2025

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 2025 (1 years in practice)
Group practice Massachusetts General Physicians Organization Inc — 3484 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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