NIKOLAOS DIAKOS M.D. NPI 1659791507

NPI Information

  • NPI: 1659791507
  • Provider Name: NIKOLAOS DIAKOS, M.D.
  • Classification: Internal Medicine - 207RI0011X
  • Specialization: Interventional Cardiology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 6624 FANNIN ST
    SUITE 2600
    HOUSTON, TX
    ZIP 77030
  • Phone: (713) 790-9401

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NPI Details

Nikolaos Diakos, M.D. is an interventional cardiology internal medicine in Houston, TX with 19 years of experience. The provider is an area of medicine within the subspecialty of cardiology, which uses specialized imaging and other diagnostic techniques to evaluate blood flow and pressure in the coronary arteries and chambers of the heart and uses technical procedures and medications to treat abnormalities that impair the function of the cardiovascular system. Nikolaos Diakos, M.D. NPI is 1659791507. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

The provider's business location address is:

6624 FANNIN ST
SUITE 2600
HOUSTON, TX
ZIP 77030-338
Phone: (713) 790-9401
Fax: (713) 790-0353

The NPI 1659791507 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA).

The following top HCPCS codes were publicly reported for this provider under the Medicare program for the year 2016. The reported codes are based on the top codes for each available Medicare specialty, excluding evaluation and management codes.

  • Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS:93000)
  • Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)
  • Coronary angioplasty and stenting (HCPCS:NAN05)
  • Pacemaker insertion or repair (HCPCS:NAN10)

The enumeration date for this NPI number is 4/18/2014 and was last updated on 3/20/2023.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
1207RA0001XInternal MedicineAdvanced Heart Failure and Transplant CardiologyT9668TEXASNo
2207RC0000XInternal MedicineCardiovascular Disease271477MASSACHUSETTSNo
3207RC0000XInternal MedicineCardiovascular DiseaseT9668TEXASNo
4390200000XStudent in an Organized Health Care Education/Training ProgramNo
5207RI0011XInternal MedicineInterventional CardiologyT9668TEXASYes

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 11/21/2025

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