Doctor profile · Federal record

Dr. Steven Sommerville, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Boston, MA

  • NPI 1831548619
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Deaconess RD
Boston, MA 022155321
(617) 754-2339
Mailing address
107 Queensberry St Apt B
Boston, MA 022154748

Credentials & registration

NPPES · NUCC
NPI registered
June 2016 — 10 yrs on file
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Massachusetts #267262

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831548619. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
542
Distinct HCPCS
6
Medicare allowed
$73,562
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 231 222 $183
99284 Emergency department visit with moderate level of medical decision making 121 113 $126
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 112 109 $9
99291 Critical care, first 30-74 minutes 47 46 $224
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 20 20 $184
99283 Emergency department visit with low level of medical decision making 11 11 $75

In context: peer comparison

Among 183 peers in Boston Emergency Medicine Physician, average services per provider: 65. This provider delivers 8.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
62
Patients
62
Total drug cost
$923
Drug Type Claims Patients Total cost
Prednisone Generic 20 20 $94
Cephalexin Generic 18 18 $96
Cefpodoxime Proxetil Generic 12 12 $638
Doxycycline Hyclate Generic 12 12 $95

Frequently asked questions

Auto-generated from federal data
What is Dr. Steven Sommerville's medical specialty?
Dr. Steven Sommerville practices Emergency Medicine Physician in Boston, MA.
Where does Dr. Steven Sommerville practice?
Dr. Steven Sommerville practices at 1 Deaconess RD, Boston, MA 022155321. Office phone: 6177542339.
What is Dr. Steven Sommerville's NPI?
Dr. Steven Sommerville's National Provider Identifier (NPI) is 1831548619, issued by NPPES.
Does Dr. Steven Sommerville accept Medicare assignment?
Yes. Dr. Steven Sommerville accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Steven Sommerville commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.