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

Individual provider Certified Registered Nurse Anesthetist · NPI 1174671002

Constance R Koenig, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Fontana, California. Qualified in 1994, 32 years ago. Practices with Faculty Physicians and Surgeons of Llusm, a 1,308-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
32
Licensed in
CA
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

9961 Sierra Ave
Fontana, CA 92335-6720
Phone: (909) 427-3910
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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 NA2141 (CA)

Record details

NPI number1174671002
Entity typeIndividual (Type 1)
GenderFemale
Credentials CRNA
Sole proprietorNo
NPI enumeratedJanuary 8, 2007
Last updated in NPPESDecember 1, 2021
Mailing address9961 Sierra Ave, Fontana, CA 92335-6720

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 1994 (32 years in practice)
Group practice Faculty Physicians And Surgeons Of Llusm — 1308 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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