Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Louis L Seng, M.D.

Q: What is the NPI number for Louis Seng?

The National Provider Identifier (NPI) for Louis Seng is 1619025780, a Type 1 (individual) record in the CMS NPPES registry.

Internal Medicine Physician in Mayfield, KY · enumerated 2007.

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

National Provider Identifier

1619025780

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Registry record

Entity type Individual (Type 1)

Name Louis L Seng

Credential M.D.

Sex Male

Practice address 1029 Medical Center Cir, Mayfield, KY, 42066

Phone (270) 251-4141

Fax (270) 251-4522

Enumeration date Jan 8, 2007

Last updated in NPPES Jan 15, 2013

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 27010 (KY) Primary

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License MD020458 (TN) Secondary

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 19251 (AZ) 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
000000530636	Other	KY	ANTHEM
64270101	Medicaid	KY	-

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 Louis Seng?

The National Provider Identifier (NPI) for Louis Seng is 1619025780, a Type 1 (individual) record in the CMS NPPES registry.

Where does Louis Seng practice?

The practice location on file with NPPES is in Mayfield, KY. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Ruben Cuadrado Gastroenterology Physician · Mayfield, KY NPI 1902868532 Western Kentucky Urological Associates Psc Urology Physician · Mayfield, KY NPI 1356394639 Magnolia Family Practice Psc Family Medicine Physician · Mayfield, KY NPI 1245284777 Dale Jones General Practice Physician · Mayfield, KY NPI 1750335923 Jackson Purchase Cardiology Cardiovascular Disease Physician · Mayfield, KY NPI 1760436174 Purchase Rheumatology Pllc Rheumatology Physician · Mayfield, KY NPI 1457396129 Abramson Anesthesiology Services Certified Registered Nurse Anesthetist · Mayfield, KY NPI 1790860179 Pinelake Physician Practice, LLC Internal Medicine Physician · Mayfield, KY NPI 1861563439

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-01-15.