Doctor profile · Federal record

Dr. Niki Constantinou, MD

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Cleveland, OH

  • NPI 1174712194
  • Accepts Medicare
  • MIPS 79.5 / 100 · 2023
  • 19 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
11100 Euclid Ave
Cleveland, OH 441061716
(216) 844-3061
Mailing address
24701 Euclid Ave, 3Rd Floor
Euclid, OH 441171714

Credentials & registration

NPPES · NUCC
NPI registered
October 2007 — 19 yrs on file
Profile last updated
September 5, 2012
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
Ohio #35.099134
Medicaid
OH #0065387

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174712194. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,062
Distinct HCPCS
10
Medicare allowed
$71,211
HCPCS Description Services Patients Avg allowed
77063 Screening 3d breast mammography 356 356 $29
77067 Screening mammography 356 356 $36
77063 Screening 3d breast mammography 355 355 $28
77067 Screening mammography 355 355 $36
G0279 Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) 177 171 $28
77065 Diagnostic mammography of 1 breast 128 118 $38
77066 Diagnostic mammography of both breasts 99 98 $46
76642 Limited ultrasound scan of 1 breast 93 84 $33
76098 X-ray of surgical specimen 26 25 $15
76982 Ultrasound scan of growth for measuring elasticity, first growth 23 22 $28

In context: peer comparison

Among 138 peers in Cleveland Diagnostic Radiology Physician, average services per provider: 110. This provider delivers 19× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Niki Constantinou's medical specialty?
Dr. Niki Constantinou practices Diagnostic Radiology Physician in Cleveland, OH.
Where does Dr. Niki Constantinou practice?
Dr. Niki Constantinou practices at 11100 Euclid Ave, Cleveland, OH 441061716. Office phone: 2168443061.
What is Dr. Niki Constantinou's NPI?
Dr. Niki Constantinou's National Provider Identifier (NPI) is 1174712194, issued by NPPES.
Does Dr. Niki Constantinou accept Medicare assignment?
Yes. Dr. Niki Constantinou accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Niki Constantinou commonly perform?
Top Medicare-reported procedures in 2023: Screening 3d breast mammography (HCPCS 77063); Screening mammography (HCPCS 77067); Screening 3d breast mammography (HCPCS 77063). Source: CMS Medicare Physician & Other Practitioners file.