Doctor profile · Federal record

Dr. Joshua Rubin, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · San Diego, CA

  • NPI 1255610416
  • Accepts Medicare
  • 16 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
200 W Arbor Dr
San Diego, CA 921039000
(619) 543-2347
Mailing address
Po Box 232410
San Diego, CA 921932410

Credentials & registration

NPPES · NUCC
NPI registered
August 2011 — 15 yrs on file
Profile last updated
July 21, 2022
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
California #A120297

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255610416. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
454
Distinct HCPCS
9
Medicare allowed
$59,275
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 101 100 $254
99214 Established patient office or other outpatient visit, 30-39 minutes 79 66 $108
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 61 61 $100
45380 Biopsy of large bowel using a flexible endoscope 47 47 $89
99204 New patient office or other outpatient visit, 45-59 minutes 46 46 $144
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 45 45 $5
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 28 27 $180
99451 Telephone, internet, or electronic health record assessment and management with written report by consulting physician, at least 5 minutes 25 25 $37
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 22 22 $92

In context: peer comparison

Among 31 peers in this city , average services per provider: 52. This provider delivers 8.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
628
Patients
238
Total drug cost
$87,240
Drug Type Claims Patients Total cost
Omeprazole Generic 175 42 $3,049
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 84 81 $6,483
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 76 74 $1,224
Esomeprazole Magnesium Generic 68 18 $4,451
Pantoprazole Sodium Generic 43 12 $864
Movantik (Naloxegol Oxalate) Brand 40 0 $21,054
Rabeprazole Sodium Generic 24 0 $836
Linzess (Linaclotide) Brand 21 0 $13,393
Dicyclomine Hcl Generic 19 0 $615
Creon (Lipase/Protease/Amylase) Brand 16 0 $26,861

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Joshua Rubin's medical specialty?
Dr. Joshua Rubin practices Gastroenterology Physician in San Diego, CA.
Where does Dr. Joshua Rubin practice?
Dr. Joshua Rubin practices at 200 W Arbor Dr, San Diego, CA 921039000. Office phone: 6195432347.
What is Dr. Joshua Rubin's NPI?
Dr. Joshua Rubin's National Provider Identifier (NPI) is 1255610416, issued by NPPES.
Does Dr. Joshua Rubin accept Medicare assignment?
Yes. Dr. Joshua Rubin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joshua Rubin commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Established patient office or other outpatient visit (HCPCS 99214); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.