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

Individual provider Certified Registered Nurse Anesthetist · NPI 1336132109

Mrs. Gretchen M. Gaus, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Chambersburg, Pennsylvania. Qualified in 1987, 39 years ago. Practices with Allegheny Clinic, a 2,300-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Ohio and Pennsylvania.

Years since qualifying
39
Licensed in
OH, PA
In the registry since
2005
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

112 N Seventh St
Chambersburg, PA 17201-1720
Phone: (717) 267-3000
Fax: (717) 217-4217
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1301 Carlisle St, Natrona Heights, PA 15065-1152 — (724) 226-7010

Specialties & licences

Certified Registered Nurse Anesthetist (primary) Taxonomy 367500000X · Licence RN 264697L (PA)
Certified Registered Nurse Anesthetist Taxonomy 367500000X · Licence APRN.CRNA.019932 (OH)

Record details

NPI number1336132109
Entity typeIndividual (Type 1)
GenderFemale
Credentials CRNA
Sole proprietorYes
NPI enumeratedAugust 26, 2005
Last updated in NPPESMarch 6, 2026
Certification dateMarch 6, 2026

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 1987 (39 years in practice)
Group practice Allegheny Clinic — 2300 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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