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

Nikolaos Diakos, MD

Individual provider Advanced Heart Failure and Transplant Cardiology Physician · NPI 1659791507

Nikolaos Diakos, MD is an Interventional Cardiology in Houston, Texas. Qualified in 2007, 19 years ago. Practices with Baylor College of Medicine, a 1,218-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts and Texas.

Years since qualifying
19
Licensed in
MA, TX
In the registry since
2014
Specialties on file
5
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

6624 Fannin St Ste 2600
Houston, TX 77030-2338
Phone: (713) 790-9401
Fax: (713) 790-0353
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 800 Washington St, Boston, MA 02111-1552 — (617) 636-8137
  • 30 North 1900 East, 4c116 Som, Salt Lake City, UT 84132 — (801) 581-7899

Specialties & licences

Interventional Cardiology Physician (primary) Taxonomy 207RI0011X · Licence T9668 (TX)
Advanced Heart Failure and Transplant Cardiology Physician Taxonomy 207RA0001X · Licence T9668 (TX)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence 271477 (MA)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence T9668 (TX)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1659791507
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 18, 2014
Last updated in NPPESMarch 20, 2023
Certification dateMarch 20, 2023

Medicare enrollment

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

Medicare specialtyINTERVENTIONAL CARDIOLOGY
Also practisesADVANCED HEART FAILURE AND TRANSPLANT CARDIOLOGY
Medical schoolOTHER
Graduated 2007 (19 years in practice)
Group practice Baylor College Of Medicine — 1218 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations6 on file with Medicare

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