Doctor profile · Federal record

Dr. John Chen, MD PHD

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

  • NPI 1376534552
  • Accepts Medicare
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
55 Fruit St, Grb 285
Boston, MA 021142621
(617) 726-8320
fax (617) 724-3338

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
December 14, 2023
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
Massachusetts #208213
Medicaid
MA #2039711

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1376534552. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
6,624
Distinct HCPCS
10
Medicare allowed
$45,722
HCPCS Description Services Patients Avg allowed
A9575 Injection, gadoterate meglumine, 0.1 ml 6,120 40 $0
70450 Ct scan head or brain without contrast 191 183 $42
70496 Ct scan of blood vessels of head with contrast 65 65 $89
70498 Ct scan of blood vessels of neck with contrast 59 59 $85
70551 Mri scan of brain without contrast 51 51 $74
70553 Mri scan of brain before and after contrast 46 45 $117
70553 Mri scan of brain before and after contrast 36 36 $363
72148 Mri scan of lower spinal canal without contrast 16 16 $74
70544 Mri scan of blood vessels of head without contrast 15 15 $59
70491 Ct scan of soft tissue of neck with contrast 14 14 $70

In context: peer comparison

Among 231 peers in this city , average services per provider: 259. This provider delivers 26× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Chen's medical specialty?
Dr. John Chen practices Diagnostic Radiology Physician in Boston, MA.
Where does Dr. John Chen practice?
Dr. John Chen practices at 55 Fruit St, Boston, MA 021142621. Office phone: 6177268320.
What is Dr. John Chen's NPI?
Dr. John Chen's National Provider Identifier (NPI) is 1376534552, issued by NPPES.
Does Dr. John Chen accept Medicare assignment?
Yes. Dr. John Chen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Chen commonly perform?
Top Medicare-reported procedures in 2023: Injection, gadoterate meglumine, 0.1 ml (HCPCS A9575); Ct scan head or brain without contrast (HCPCS 70450); Ct scan of blood vessels of head with contrast (HCPCS 70496). Source: CMS Medicare Physician & Other Practitioners file.