Doctor profile · Federal record

Dr. Maurice Gourdji, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Tarzana, CA

  • NPI 1699751586
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 48 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5525 Etiwanda Ave, Suite 110
Tarzana, CA 913563647
(818) 708-6070
fax (844) 406-5413
Mailing address
5525 Etiwanda Ave Ste 110
Tarzana, CA 913563642

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
May 12, 2020
Year of graduation
1978 — 48 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
California #G443580

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699751586. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,905
Distinct HCPCS
10
Medicare allowed
$277,944
HCPCS Description Services Patients Avg allowed
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 753 70 $51
99213 Established patient office or other outpatient visit, 20-29 minutes 525 348 $98
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 445 69 $67
45380 Biopsy of large bowel using a flexible endoscope 180 180 $162
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 173 172 $96
99203 New patient office or other outpatient visit, 30-44 minutes 165 165 $122
99214 Established patient office or other outpatient visit, 30-39 minutes 114 106 $138
99202 New patient office or other outpatient visit, 15-29 minutes 94 94 $78
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 81 80 $264
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 67 67 $180

In context: peer comparison

Among 2 peers in this city , average services per provider: 140. This provider delivers 21× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,169
Transactions
91
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 54 $1,116.51
Takeda Pharmaceuticals U.S.A., Inc. 7 $178.38
Ardelyx, Inc. 5 $146.89
Madrigal Pharmaceuticals 1 $140.19
Gilead Sciences, Inc. 5 $116.38
Lilly USA, LLC 4 $108.75
Celgene Corporation 4 $77.51
PFIZER INC. 3 $63.80
Celltrion USA Inc. 2 $58.35
Ipsen Biopharmaceuticals, Inc 2 $55.18
Endogastric Solutions, Inc 1 $29.45
Phathom Pharmaceuticals, Inc. 1 $27.36
GENZYME CORPORATION 1 $25.43
Salix Pharmaceuticals, a division of Bausch Health US, LLC 1 $24.49

By nature of payment

Food and Beverage
$2,169

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,862
Patients
527
Total drug cost
$207,322
Drug Type Claims Patients Total cost
Famotidine Generic 566 152 $8,965
Pantoprazole Sodium Generic 401 129 $6,317
Omeprazole Generic 324 94 $3,841
Dicyclomine Hcl Generic 159 66 $3,431
Sucralfate Generic 80 28 $5,820
Linzess (Linaclotide) Brand 54 0 $31,351
Mesalamine Er (Mesalamine) Brand 51 14 $19,820
Mesalamine Generic 48 11 $29,185
Esomeprazole Magnesium Generic 45 0 $3,653
Ondansetron Odt (Ondansetron) Brand 27 15 $483

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Maurice Gourdji's medical specialty?
Dr. Maurice Gourdji practices Gastroenterology Physician in Tarzana, CA.
Where does Dr. Maurice Gourdji practice?
Dr. Maurice Gourdji practices at 5525 Etiwanda Ave, Tarzana, CA 913563647. Office phone: 8187086070.
What is Dr. Maurice Gourdji's NPI?
Dr. Maurice Gourdji's National Provider Identifier (NPI) is 1699751586, issued by NPPES.
Does Dr. Maurice Gourdji accept Medicare assignment?
Yes. Dr. Maurice Gourdji accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maurice Gourdji commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month (HCPCS 99439); Established patient office or other outpatient visit (HCPCS 99213); Chronic care management services (HCPCS 99490). Source: CMS Medicare Physician & Other Practitioners file.