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

Dr. Betty Jean Dowty, MD, PHD

Internal Medicine Physician in Gretna, LA · enumerated 2007.

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

National Provider Identifier

1902955990

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Registry record

Entity type Individual (Type 1)
Name Dr. Betty Jean Dowty
Credential MD, PHD
Sex Female
Practice address Gretna, LA, 70056
Phone (504) 304-6089
Fax (504) 304-6388
Enumeration date Jan 9, 2007
Last updated in NPPES Jun 6, 2011

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 MD022600 (LA) Secondary
207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License MD.022600 (LA) 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
05488393 Medicaid MS -
1483923 Medicaid LA -

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 Betty Dowty?
The National Provider Identifier (NPI) for Betty Dowty is 1902955990, a Type 1 (individual) record in the CMS NPPES registry.
Where does Betty Dowty practice?
The practice location on file with NPPES is in Gretna, LA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-06-06.