NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Bart E Muhs, MD, PHD

Vascular Surgery Physician in Old Saybrook, CT · enumerated 2006.

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

National Provider Identifier

1811928492

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Bart E Muhs
Credential MD, PHD
Sex Male
Practice address 599 Middlesex Tpke, Old Saybrook, CT, 06475
Phone (860) 661-1383
Fax (860) 661-1385
Enumeration date Jul 5, 2006
Last updated in NPPES Apr 28, 2023

Taxonomy & licenses

2086S0129X Vascular Surgery Physician Allopathic & Osteopathic Physicians · License MD16508 (RI) Secondary
2086S0129X Vascular Surgery Physician Allopathic & Osteopathic Physicians · License 45194 (CT) 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
001451947 Medicaid CT -

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 Bart Muhs?
The National Provider Identifier (NPI) for Bart Muhs is 1811928492, a Type 1 (individual) record in the CMS NPPES registry.
Where does Bart Muhs practice?
The practice location on file with NPPES is in Old Saybrook, CT. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-04-28.