Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. William Howard Haynie Jr., MD

Individual provider Cardiovascular Disease Physician · NPI 1588664080

Dr. William Howard Haynie Jr., MD is a Cardiovascular Disease (Cardiology) in Shreveport, Louisiana. Graduated from Louisiana State University School of Medicine in New Orleans in 1982, 44 years ago. Practices with Advanced Cardiovascular Specialists, a 21-clinician group and accepts Medicare assignment. Licensed in Louisiana.

Years since qualifying
44
Trained at
Louisiana State University School of Medicine in New Orleans
Licensed in
LA
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1453 E Bert Koun Loop Ste 112
Shreveport, LA 71105-6800
Phone: (318) 798-9400
Fax: (318) 213-7276
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 016837 (LA)

Record details

NPI number1588664080
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 26, 2005
Last updated in NPPESJanuary 30, 2017

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesINTERNAL MEDICINE, INTERVENTIONAL CARDIOLOGY
Medical schoolLOUISIANA STATE UNIVERSITY SCHOOL OF MEDICINE IN NEW ORLEANS
Graduated 1982 (44 years in practice)
Group practice Advanced Cardiovascular Specialists — 21 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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