Doctor profile · Federal record
Dr. Mark Gabriel, D.O.
Gastroenterology Physician (CMS: Gastroenterology) · Highland, CA
- NPI 1982642724
- Accepts Medicare
- 35 yrs in practice
- Male
- No sanctions
Practice & contact
- Primary practice
-
7000 Boulder Ave
Highland, CA 923463348
(909) 862-1191
fax (909) 796-4158 - Mailing address
-
Po Box 2200
Redlands, CA 923730722
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- California #20A6346
- Medicaid
- CA #020A63460
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1982642724. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
367
Distinct HCPCS
10
Medicare allowed
$36,520
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99211 |
Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional | 80 | 55 | $25 | |
99202 |
New patient office or other outpatient visit, 15-29 minutes | 72 | 72 | $76 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 63 | 63 | $118 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 37 | 37 | $107 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 27 | 21 | $60 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 22 | 22 | $252 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 18 | 18 | $164 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 17 | 17 | $97 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 16 | 16 | $190 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 15 | 15 | $190 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 77. This provider delivers 4.8× the peer median.Open Payments
Industry payments received
All-time total
$353
Transactions
17
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 3 | $57.67 | |
| GENZYME CORPORATION | 2 | $57.46 | |
| Ardelyx, Inc. | 2 | $48.92 | |
| Gilead Sciences, Inc. | 2 | $37.43 | |
| Phadia US Inc. | 2 | $36.51 | |
| Janssen Biotech, Inc. | 1 | $26.07 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 1 | $21.38 | |
| RedHill Biopharma Inc. | 1 | $19.50 | |
| Phathom Pharmaceuticals, Inc. | 1 | $17.23 | |
| PFIZER INC. | 1 | $15.49 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 1 | $14.96 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
153
Patients
85
Total drug cost
$22,596
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 37 | 14 | $386 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) | Brand | 36 | 36 | $2,781 |
| Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) | Brand | 35 | 35 | $743 |
| Linzess (Linaclotide) | Brand | 26 | 0 | $18,493 |
| Omeprazole | Generic | 19 | 0 | $193 |
Frequently asked questions
What is Dr. Mark Gabriel's medical specialty?
Dr. Mark Gabriel practices Gastroenterology Physician in Highland, CA.
Where does Dr. Mark Gabriel practice?
Dr. Mark Gabriel practices at 7000 Boulder Ave, Highland, CA 923463348. Office phone: 9098621191.
What is Dr. Mark Gabriel's NPI?
Dr. Mark Gabriel's National Provider Identifier (NPI) is 1982642724, issued by NPPES.
Does Dr. Mark Gabriel accept Medicare assignment?
Yes. Dr. Mark Gabriel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Gabriel commonly perform?
Top Medicare-reported procedures in 2023: Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional (HCPCS 99211); New patient office or other outpatient visit (HCPCS 99202); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.