Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

William A Collazo, MD, FACC

Individual provider Cardiovascular Disease Physician · NPI 1649290594

William A Collazo, MD, FACC is a Cardiovascular Disease (Cardiology) in Oklahoma City, Oklahoma. Graduated from Baylor College of Medicine in 1981, 45 years ago. Practices with SSM Health Care of Oklahoma, Inc, a 45-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Oklahoma.

Years since qualifying
45
Trained at
Baylor College of Medicine
Licensed in
OK
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
FACC — Fellow of the American College of Cardiology
A cardiologist admitted as a fellow of the ACC.

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Practice location Address checks out

1211 N Shartel Ave Ste 1006
Oklahoma City, OK 73103-2433
Phone: (405) 546-7699
Fax: (405) 546-7795
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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 17633 (OK)

Record details

NPI number1649290594
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , FACC
Sole proprietorYes
NPI enumeratedJuly 20, 2006
Last updated in NPPESJanuary 27, 2021
Certification dateJanuary 27, 2021

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesINTERNAL MEDICINE
Medical schoolBAYLOR COLLEGE OF MEDICINE
Graduated 1981 (45 years in practice)
Group practice Ssm Health Care Of Oklahoma, Inc. — 45 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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