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

Mr. Craig Jj Tiernan, CRNA

Individual provider Certified Registered Nurse Anesthetist · NPI 1841267556

Mr. Craig Jj Tiernan, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Dubuque, Iowa. Qualified in 1990, 36 years ago. Practices with Medical Associates Clinic P C, a 227-clinician group and accepts Medicare assignment. Licensed in Iowa.

Years since qualifying
36
Licensed in
IA
In the registry since
2006
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

1890 John F Kennedy Rd
Dubuque, IA 52002-3800
Phone: (563) 556-8332
Fax: (563) 556-8334
Show map & directions

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

Specialties & licences

Certified Registered Nurse Anesthetist (primary) Taxonomy 367500000X · Licence D-075790 (IA)

Record details

NPI number1841267556
Entity typeIndividual (Type 1)
GenderMale
Credentials CRNA
Sole proprietorNo
NPI enumeratedMarch 1, 2006
Last updated in NPPESJuly 29, 2008

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 1990 (36 years in practice)
Group practice Medical Associates Clinic P C — 227 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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