Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Summer D Mcallister, ND
Naturopath in Norwalk, CT · enumerated 2011.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1104114438
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Registry record
Entity type Individual (Type 1)
Name Summer D Mcallister
Credential ND
Sex Female
Practice address 71 East Ave, Suite D, Norwalk, CT, 06851
Phone (877) 437-3537
Fax (917) 456-0362
Enumeration date Jul 20, 2011
Last updated in NPPES Oct 19, 2011
Taxonomy & licenses
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Summer Mcallister?
The National Provider Identifier (NPI) for Summer Mcallister is 1104114438, a Type 1 (individual) record in the CMS NPPES registry.
Where does Summer Mcallister practice?
The practice location on file with NPPES is in Norwalk, CT. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Jacquelyn Meyer Adult Psychiatric/Mental Health Clinical Nurse Specialist · Norwalk, CT NPI 1811970551 David Deleo Orthodontics and Dentofacial Orthopedics Dentistry · Norwalk, CT NPI 1487638375 Danette Illig Periodontics · Norwalk, CT NPI 1629045851 Camille Weis Adult Psychiatric/Mental Health Clinical Nurse Specialist · Norwalk, CT NPI 1750345393 Nancy Carlson Nurse Practitioner · Norwalk, CT NPI 1619928561 Sudhakar Shetty Psychiatry Physician · Norwalk, CT NPI 1104858026 Judith Chessin Psychiatric/Mental Health Nurse Practitioner · Norwalk, CT NPI 1679505663 Bart Sloan Psychiatry Physician · Norwalk, CT NPI 1447282371
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-10-19.