Internal Medicine, Gastroenterology · Newport Beach, CA
NPI
1750303152
Since 2006
Specialty
Internal Medicine, Gastroenterology
Code 207RG0100X
Group practices
1
Medicare group memberships
Hospitals
2
Hospital affiliations
500 Superior Ave Ste 100
Newport Beach, CA, 92663
Phone (949) 764-7569
Groups this clinician bills Medicare through
Medicare paid, 2024
$65K
651 services
Medicare patients, 2024
328
Average age 68
Drug cost, 2024
$419K
1,556 prescriptions
Company payments, 2025
$27K
From 9 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Linda Anh B Nguyen was code 99214 (office e&m - established), 165 times for 145 patients. In total Linda Anh B Nguyen billed 651 services in 42 codes, and Medicare paid $65K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2026-01-13.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Office | 165 | 145 | $104.35 | $17K |
| 99215 Office E&M - Established | Office | 76 | 71 | $158.48 | $12K |
| G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's | Office | 51 | 51 | $14.55 | $742 |
| 91065 Test - Miscellaneous | Office | 40 | 22 | $8.78 | $351 |
| 99213 Office E&M - Established | Office | 38 | 35 | $73.49 | $2,793 |
| 43239 Upper GI Endoscopy | Office | 36 | 35 | $103.89 | $3,740 |
| 45385 Colonoscopy - Lesion Removal | Office | 24 | 24 | $235.60 | $5,654 |
| 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 | Office | 24 | 24 | $4.65 | $112 |
| 99222 Hospital E&M - Initial | Facility | 20 | 20 | $115.74 | $2,315 |
| 99204 Office E&M - New | Office | 18 | 18 | $122.21 | $2,200 |
| 91040 Test - Miscellaneous | Office | 14 | 14 | $40.52 | $567 |
| 91010 Test - Miscellaneous | Office | 14 | 14 | $57.99 | $812 |
| 91037 Test - Miscellaneous | Office | 13 | 13 | $43.66 | $568 |
| 45380 Lower GI Endoscopy - Other | Office | 11 | 11 | $60.42 | $665 |
By year: 2022 $43K for 512 services; 2023 $42K for 490 services; 2024 $65K for 651 services.
Medicare prescription drug claims, 2024
In 2024, the drug Linda Anh B Nguyen prescribed most often to Medicare patients was Linzess (Linaclotide), with 115 prescriptions and refills. In total Linda Anh B Nguyen wrote 1,556 Medicare prescriptions that cost $419K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Linzess Linaclotide | 115 | 223 | 40 | $116K |
| Omeprazole Generic | 113 | 227 | 35 | $1,798 |
| Famotidine Generic | 112 | 273 | 39 | $1,976 |
| Gabapentin Generic | 69 | 137 | 19 | $1,506 |
| Motegrity Prucalopride Succinate | 67 | 153 | 24 | $81K |
| Pyridostigmine Bromide Generic | 61 | 136 | 20 | $3,368 |
| Pantoprazole Sodium Generic | 58 | 138 | 18 | $870 |
| Dicyclomine Hcl Generic | 52 | 93 | 17 | $2,180 |
| Baclofen Generic | 49 | 68 | 11 | $414 |
| Buspirone Hcl Generic | 49 | 99 | 15 | $819 |
| Sucralfate Generic | 47 | 55 | Under 11 | $3,417 |
| Lubiprostone Generic | 45 | 59 | Under 11 | $4,617 |
| Dexlansoprazole Dr Dexlansoprazole | 44 | 92 | 12 | $16K |
| Smoflipid Fat Emul/Soy/Mct/Oliv/Fish Oil | 43 | 43 | Under 11 | $2,024 |
| Cyproheptadine Hcl Generic | 37 | 58 | 14 | $1,325 |
Brand drugs: - claims; generic drugs: 1,129 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Linda Anh B Nguyen $27K ($27K in general payments such as food, travel and fees) from 9 companies. The largest payer was Enterra Medical, Inc. with $23K.
| Company | Payments | Amount |
|---|---|---|
| Enterra Medical, Inc. | 12 | $23K |
| Ardelyx, Inc. ARDX | 4 | $3,328 |
| Phathom Pharmaceuticals, Inc. PHAT | 3 | $226 |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC BHC | 2 | $168 |
| Madrigal Pharmaceuticals MDGL | 1 | $143 |
| Pfizer Inc. PFE | 1 | $106 |
| Medtronic, Inc. MDT | 1 | $54.88 |
| Mauna Kea Technologies, Inc. ALMKT.PA | 2 | $51.29 |
| Takeda Pharmaceuticals U.S.A., Inc. TAK | 1 | $31 |
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.