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

Heather A Thiessen, CRNA

Individual provider Certified Registered Nurse Anesthetist · NPI 1811035108

Heather A Thiessen, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Springfield, Missouri. Qualified in 2005, 21 years ago. Practices with Mercy Clinic Springfield Communities, a 1,126-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
21
Licensed in
MO
In the registry since
2007
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

1235 E Cherokee St
Springfield, MO 65804-2203
Phone: (417) 820-2829
Fax: (417) 820-8852
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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 146958 (MO)

Record details

NPI number1811035108
Entity typeIndividual (Type 1)
GenderFemale
Credentials CRNA
Sole proprietorNo
NPI enumeratedFebruary 1, 2007
Last updated in NPPESJuly 11, 2008

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 2005 (21 years in practice)
Group practice Mercy Clinic Springfield Communities — 1126 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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