Doctor profile · Federal record
Dr. Caroline Diamant, M.D.
Gastroenterology Physician · San Diego, CA
- NPI 1346345949
- 20 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3811 Valley Centre Dr
San Diego, CA 921303318
(858) 764-3200 - Mailing address
-
10790 Rancho Bernardo RD
San Diego, CA 921275705
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- March 12, 2020
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- California #G66865
- Medicaid
- CA #00G668650
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1346345949. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
343
Distinct HCPCS
7
Medicare allowed
$39,053
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
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 | 101 | 100 | $5 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 66 | 66 | $259 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 63 | 63 | $55 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 48 | 45 | $191 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 35 | 34 | $118 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 18 | 18 | $137 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 12 | 12 | $178 |
In context: peer comparison
Among 31 peers in San Diego Gastroenterology Physician, average services per provider: 52. This provider delivers 6.6× the peer median.Open Payments
Industry payments received
All-time total
$74
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Regeneron Healthcare Solutions, INC. | 1 | $25.30 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 1 | $24.73 | |
| Hologic Sales and Service, LLC | 1 | $24.10 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
398
Patients
197
Total drug cost
$22,810
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Famotidine | Generic | 145 | 49 | $3,085 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) | Brand | 93 | 91 | $7,405 |
| Omeprazole | Generic | 57 | 26 | $683 |
| Pantoprazole Sodium | Generic | 51 | 18 | $1,137 |
| Mesalamine | Generic | 26 | 0 | $8,406 |
| Esomeprazole Magnesium | Generic | 13 | 0 | $791 |
| Suprep (Sodium, Potassium,Mag Sulfates) | Brand | 13 | 13 | $1,305 |
Frequently asked questions
What is Dr. Caroline Diamant's medical specialty?
Dr. Caroline Diamant practices Gastroenterology Physician in San Diego, CA.
Where does Dr. Caroline Diamant practice?
Dr. Caroline Diamant practices at 3811 Valley Centre Dr, San Diego, CA 921303318. Office phone: 8587643200.
What is Dr. Caroline Diamant's NPI?
Dr. Caroline Diamant's National Provider Identifier (NPI) is 1346345949, issued by NPPES.
What procedures does Dr. Caroline Diamant commonly perform?
Top Medicare-reported procedures in 2023: 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); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.