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

Individual provider Certified Registered Nurse Anesthetist · NPI 1639109077

John Shepard Martin, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Huntsville, Alabama. Qualified in 2005, 21 years ago. Practices with Physynergy LLC, a 51-clinician group and accepts Medicare assignment. Licensed in Alabama.

Years since qualifying
21
Licensed in
AL
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 Partly verified

Some contact details are missing from the federal record.

One Hospital Drive S E
Huntsville, AL 35801
Phone: (256) 880-4186
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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 1-093394 (AL)

Record details

NPI number1639109077
Entity typeIndividual (Type 1)
GenderMale
Credentials CRNA
Sole proprietorNo
NPI enumeratedJuly 3, 2006
Last updated in NPPESJanuary 16, 2013

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 Physynergy Llc — 51 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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