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

Nathan Stephen Larsen, RN

Individual provider Certified Registered Nurse Anesthetist · NPI 1821877150

Nathan Stephen Larsen, RN is a Certified Registered Nurse Anesthetist (CRNA) in Danville, Pennsylvania. Qualified in 2025, 1 year ago. Practices with Mary Imogene Bassett Hospital, a 779-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in New York and Pennsylvania.

Years since qualifying
1
Licensed in
NY, PA
In the registry since
2023
Specialties on file
2
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

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Practice location Address checks out

100 N Academy Ave
Danville, PA 17822-7848
Phone: (570) 271-6763
Show map & directions

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

Additional practice locations (1)

  • 1 Atwell Rd, Cooperstown, NY 13326 — (607) 547-3456

Specialties & licences

Certified Registered Nurse Anesthetist (primary) Taxonomy 367500000X · Licence 985480 (NY)
Registered Nurse Taxonomy 163W00000X · Licence RN728840 (PA)

Record details

NPI number1821877150
Entity typeIndividual (Type 1)
GenderMale
Credentials RN
Sole proprietorNo
NPI enumeratedSeptember 26, 2023
Last updated in NPPESDecember 10, 2025
Certification dateDecember 10, 2025
Mailing address570 Main St, Benton, PA 17814-7848

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 Mary Imogene Bassett Hospital — 779 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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