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

Individual provider Certified Registered Nurse Anesthetist · NPI 1639131410

Gregory Alan Lenheim, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Dallas, Texas. Qualified in 2004, 22 years ago. Practices with Go Anesthesiology, a 3-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
22
Licensed in
TX
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

5323 Harry Hines Blvd
Dallas, TX 75390-7208
Phone: (214) 645-0624
Fax: (214) 645-0078
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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 572600 (TX)

Record details

NPI number1639131410
Entity typeIndividual (Type 1)
GenderMale
Credentials CRNA
Sole proprietorNo
NPI enumeratedApril 5, 2006
Last updated in NPPESJuly 13, 2026

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 2004 (22 years in practice)
Group practice Go Anesthesiology — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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