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

Dr. William J Ennis III, MD

Individual provider Anesthesiology Physician · NPI 1356447254

Dr. William J Ennis III, MD is an Anesthesiology in Concord, New Hampshire. Qualified in 1988, 38 years ago. Practices with Northeast Orthopaedic Alliance PLLC, a 289-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in New Hampshire.

Years since qualifying
38
Licensed in
NH
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

250 Pleasant St
Concord, NH 03301-2598
Phone: (603) 789-9103
Fax: (603) 227-7832
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 60 Commercial St Ste 201, Concord, NH 03301-5096 — (603) 789-9103
  • 80 Highland St, Laconia, NH 03246-3235 — (603) 789-9103

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 9150 (NH)

Record details

NPI number1356447254
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 16, 2006
Last updated in NPPESSeptember 26, 2024
Certification dateSeptember 26, 2024

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolOTHER
Graduated 1988 (38 years in practice)
Group practice Northeast Orthopaedic Alliance Pllc — 289 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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