Doctor profile · Federal record

Dr. Joshua Namias, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Salem, MA

  • NPI 1790900140
  • Accepts Medicare
  • 25 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
55 Highland Ave, Ste. 304
Salem, MA 019702185
(978) 741-4171
fax (978) 741-4283

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
April 14, 2009
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Massachusetts #220225
Medicaid
MA #2059771

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790900140. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
868
Distinct HCPCS
10
Medicare allowed
$120,085
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 184 184 $245
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito 131 131 $5
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 95 94 $91
45380 Biopsy of large bowel using a flexible endoscope 76 76 $60
99214 Established patient office or other outpatient visit, 30-39 minutes 53 51 $131
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 39 38 $175
99205 New patient office or other outpatient visit, 60-74 minutes 37 37 $224
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 34 33 $87
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 32 32 $183
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 24 20 $120

In context: peer comparison

Among 5 peers in Salem Gastroenterology Physician, average services per provider: 37. This provider delivers 23× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
342
Patients
74
Total drug cost
$223,368
Drug Type Claims Patients Total cost
Omeprazole Generic 119 58 $1,997
Pantoprazole Sodium Generic 47 0 $938
Sucralfate Generic 31 16 $1,289
Mesalamine ER (Mesalamine) Brand 30 0 $11,476
Esomeprazole Magnesium Generic 28 0 $1,464
Humira Pen (Adalimumab) Brand 24 0 $179,158
Balsalazide Disodium Generic 21 0 $4,210
Famotidine Generic 15 0 $229
Mesalamine Generic 14 0 $10,161
Linzess (Linaclotide) Brand 13 0 $12,447

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Joshua Namias's medical specialty?
Dr. Joshua Namias practices Gastroenterology Physician in Salem, MA.
Where does Dr. Joshua Namias practice?
Dr. Joshua Namias practices at 55 Highland Ave, Salem, MA 019702185. Office phone: 9787414171.
What is Dr. Joshua Namias's NPI?
Dr. Joshua Namias's National Provider Identifier (NPI) is 1790900140, issued by NPPES.
Does Dr. Joshua Namias accept Medicare assignment?
Yes. Dr. Joshua Namias accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joshua Namias commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.