Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Leonard Tremblay, M.D.

Obstetrics & Gynecology Physician in Saint Albans, VT · enumerated 2006.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1326003906

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Registry record

Entity type Individual (Type 1)

Name Dr. Leonard Tremblay

Credential M.D.

Sex Male

Practice address 12 Crest Rd, Saint Albans, VT, 05478

Phone (802) 524-3215

Fax (802) 524-3523

Enumeration date Apr 18, 2006

Last updated in NPPES Nov 19, 2013

Taxonomy & licenses

207V00000X Obstetrics & Gynecology Physician Allopathic & Osteopathic Physicians · License 0420008433 (VT) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
0VN0365	Medicaid	VT	-
P00082658	Other	VT	RAIL ROAD MEDICARE

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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Leonard Tremblay?

The National Provider Identifier (NPI) for Leonard Tremblay is 1326003906, a Type 1 (individual) record in the CMS NPPES registry.

Where does Leonard Tremblay practice?

The practice location on file with NPPES is in Saint Albans, VT. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Lawrence Sullivan Obstetrics & Gynecology Physician · St Albans, VT NPI 1891726824 Elisabeth Fontaine Obstetrics & Gynecology Physician · St Albans V, VT NPI 1184644437 Green Mountain Ob Gyn PC Obstetrics & Gynecology Physician · Saint Albans, VT NPI 1386794055 William Newman, MD Allergy & Immunology Physician · Saint Albans, VT NPI 1831220391 Stacey Bouchard Adult Health Nurse Practitioner · Saint Albans, VT NPI 1356682678 Ethan Hundley Family Medicine Physician · Saint Albans, VT NPI 1518408921 Mackenzie Walker Physician Assistant · Saint Albans, VT NPI 1851869291 Northwestern Medical Center, Inc. Family Medicine Physician · Saint Albans, VT NPI 1114530409

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-11-19.