NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Joseph L Brock, MD

Family Medicine Physician in Barre, VT · enumerated 2006.

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

National Provider Identifier

1043286594

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Joseph L Brock
Credential MD
Sex Male
Practice address 246 Granger Rd, Suite 2, Barre, VT, 05641
Fax (802) 371-4821
Enumeration date Feb 24, 2006
Last updated in NPPES Dec 4, 2014

Taxonomy & licenses

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License 4301047460 (MI) Secondary
207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License 042.0011623 (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
5621038 Other MI AETNA
101317 Other MI PREFERRED CHOICES
34918 Other MA HEALTH PLAN OF MI
6589077 Other MI CIGNA
0806100351 Other MA BLUE CROSS BLUE SHIELD
1015396 Medicaid VT -
0806100351 Other MI BLUE CARE NETWORK
300207909004 Other MI TRICARE
4556208 Medicaid MI -
4556208 Other MI MOLINA HEALTHCARE
A74772 Other MI PRIORITY HEALTH
P00091158 Other MI RAILROAD 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 Joseph Brock?
The National Provider Identifier (NPI) for Joseph Brock is 1043286594, a Type 1 (individual) record in the CMS NPPES registry.
Where does Joseph Brock practice?
The practice location on file with NPPES is in Barre, VT. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-12-04.