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

Mr. Ryan C. Nau, CRNA

Individual provider Certified Registered Nurse Anesthetist · NPI 1518108232

Mr. Ryan C. Nau, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Winchester, Virginia. Qualified in 2008, 18 years ago. Practices with Aspen Anesthesia, Inc, a 13-clinician group and accepts Medicare assignment. Licensed in Colorado and Virginia.

Years since qualifying
18
Licensed in
CO, VA
In the registry since
2009
Specialties on file
2
What do these letters mean?
CRNA — Certified Registered Nurse Anesthetist
An advanced practice nurse who administers anaesthesia.

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Practice location Address checks out

1840 Amherst St
Winchester, VA 22601-2808
Phone: (540) 536-8000
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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 C-APN0000274-C-CRNA (CO)
Certified Registered Nurse Anesthetist Taxonomy 367500000X · Licence 0024168174 (VA)

Record details

NPI number1518108232
Entity typeIndividual (Type 1)
GenderMale
Credentials CRNA
Sole proprietorNo
NPI enumeratedMarch 9, 2009
Last updated in NPPESMarch 30, 2020
Certification dateMarch 30, 2020

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 2008 (18 years in practice)
Group practice Aspen Anesthesia, Inc — 13 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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