Doctor profile · Federal record
Dr. Irene Sonu, MD
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Palo Alto, CA
- NPI 1801100300
- Accepts Medicare
- MIPS 75.5 / 100 · 2023
- 16 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
300 Pasteur Dr
Palo Alto, CA 943052200
(650) 723-4000
Credentials & registration
- NPI registered
- July 2010 — 16 yrs on file
- Profile last updated
- April 16, 2024
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- California #A117977
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1801100300. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
917
Distinct HCPCS
10
Medicare allowed
$91,595
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 91 | 76 | $86 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 91 | 75 | $115 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 72 | 72 | $170 | |
Q3014 |
Telehealth originating site facility fee | 71 | 67 | $28 | |
91065 |
Measurement of hydrogen in breath to test for stomach and bowel symptoms | 70 | 51 | $11 | |
91120 |
Test for tone and sensation of rectum and anus | 66 | 66 | $55 | |
91122 |
Study of rectum sensitivity and function | 66 | 66 | $99 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 58 | 58 | $146 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 53 | 50 | $121 | |
91010 |
Study of esophagus to assess movement | 33 | 33 | $74 |
In context: peer comparison
Among 4 peers in Palo Alto Gastroenterology Physician, average services per provider: 48. This provider delivers 19× the peer median.Open Payments
Industry payments received
All-time total
$338
Transactions
5
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Boston Scientific Corporation | 2 | $145.57 | |
| AnX Robotica Corp | 1 | $133.58 | |
| Aimmune Therapeutics, INC. | 1 | $39.02 | |
| Ferring Pharmaceuticals INC. | 1 | $19.99 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
826
Patients
268
Total drug cost
$243,443
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 157 | 41 | $4,182 |
| Motegrity (Prucalopride Succinate) | Brand | 129 | 29 | $98,183 |
| Linzess (Linaclotide) | Brand | 111 | 32 | $72,129 |
| Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) | Brand | 67 | 66 | $1,525 |
| Pyridostigmine Bromide | Generic | 51 | 12 | $3,417 |
| Pantoprazole Sodium | Generic | 49 | 15 | $1,298 |
| Esomeprazole Magnesium | Generic | 40 | 12 | $2,086 |
| Ondansetron Odt (Ondansetron) | Brand | 34 | 12 | $1,047 |
| Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) | Brand | 33 | 0 | $2,565 |
| Sucralfate | Generic | 29 | 0 | $1,878 |
Hospital affiliations
Frequently asked questions
What is Dr. Irene Sonu's medical specialty?
Dr. Irene Sonu practices Gastroenterology Physician in Palo Alto, CA.
Where does Dr. Irene Sonu practice?
Dr. Irene Sonu practices at 300 Pasteur Dr, Palo Alto, CA 943052200. Office phone: 6507234000.
What is Dr. Irene Sonu's NPI?
Dr. Irene Sonu's National Provider Identifier (NPI) is 1801100300, issued by NPPES.
Does Dr. Irene Sonu accept Medicare assignment?
Yes. Dr. Irene Sonu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Irene Sonu commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.