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Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Demsas G,Hawariat Abay, MD

Internal Medicine Physician in Peoria, AZ · enumerated 2009 · practices at Supai LLC.

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

National Provider Identifier

1720312390

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Registry record

Entity type Individual (Type 1)
Name Demsas G,Hawariat Abay
Credential MD
Sex Male
Practice address Peoria, AZ, 85381
Phone (623) 974-1500
Fax (623) 933-3383
Enumeration date Sep 29, 2009
Last updated in NPPES Aug 2, 2021

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License MD 60115986 (WA) Secondary
207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 46567 (AZ) Primary
207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License N4229 (TX) Secondary
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
0050WS Other TX BCBS

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 Demsas Abay?
The National Provider Identifier (NPI) for Demsas Abay is 1720312390, a Type 1 (individual) record in the CMS NPPES registry.
Where does Demsas Abay practice?
The practice location on file with NPPES is in Peoria, AZ. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-08-02.