Doctor profile · Federal record

Dr. Christopher Sakellis, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Boston, MA

  • NPI 1891753679
  • Accepts Medicare
  • 25 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
75 Francis St, Radiology, Brigham and Women's Hospital
Boston, MA 021156110
(617) 636-0030

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
September 12, 2012
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
Massachusetts #227045

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891753679. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,117
Distinct HCPCS
10
Medicare allowed
$121,694
HCPCS Description Services Patients Avg allowed
78815 Nuclear medicine study from skull base to mid-thigh with ct scan 464 445 $121
78816 Nuclear medicine study whole body with ct scan 231 215 $121
78815 Nuclear medicine study from skull base to mid-thigh with ct scan 152 143 $121
78306 Nuclear medicine study of bone and/or joint whole body 96 90 $41
79101 Radioactive drug therapy through a vein 33 27 $100
78830 Nuclear medicine study, spect imaging with concurrent ct scan, 1 area or single acquisition, single day imaging 32 32 $72
78816 Nuclear medicine study whole body with ct scan 31 29 $121
79101 Radioactive drug therapy through a vein 31 22 $100
78708 Nuclear medicine study of kidney, blood, flow, and function with drug administration 17 17 $59
78195 Nuclear medicine study of lymphatic system 15 15 $59

In context: peer comparison

Among 231 peers in this city , average services per provider: 259. This provider delivers 4.3× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Sakellis's medical specialty?
Dr. Christopher Sakellis practices Diagnostic Radiology Physician in Boston, MA.
Where does Dr. Christopher Sakellis practice?
Dr. Christopher Sakellis practices at 75 Francis St, Boston, MA 021156110. Office phone: 6176360030.
What is Dr. Christopher Sakellis's NPI?
Dr. Christopher Sakellis's National Provider Identifier (NPI) is 1891753679, issued by NPPES.
Does Dr. Christopher Sakellis accept Medicare assignment?
Yes. Dr. Christopher Sakellis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Sakellis commonly perform?
Top Medicare-reported procedures in 2023: Nuclear medicine study from skull base to mid-thigh with ct scan (HCPCS 78815); Nuclear medicine study whole body with ct scan (HCPCS 78816); Nuclear medicine study from skull base to mid-thigh with ct scan (HCPCS 78815). Source: CMS Medicare Physician & Other Practitioners file.