NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Stephen Douglas Riutta, MD

Anesthesiology Physician in Ypsilanti, MI · enumerated 2018.

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

National Provider Identifier

1114422144

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Stephen Douglas Riutta
Credential MD
Sex Male
Practice address 5333 Mcauley Dr Rm 1000, Ypsilanti, MI, 48197
Phone (734) 712-7246
Fax (734) 712-5084
Enumeration date Mar 30, 2018
Last updated in NPPES Oct 16, 2025

Taxonomy & licenses

207LP2900X Pain Medicine (Anesthesiology) Physician Allopathic & Osteopathic Physicians · License 4301509526 (MI) Secondary
207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License 4301509526 (MI) Primary
390200000X Student in an Organized Health Care Education/Training Program Student, Health Care Secondary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

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 Stephen Riutta?
The National Provider Identifier (NPI) for Stephen Riutta is 1114422144, a Type 1 (individual) record in the CMS NPPES registry.
Where does Stephen Riutta practice?
The practice location on file with NPPES is in Ypsilanti, MI. 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 2025-10-16.