Doctor profile · Federal record
Dr. Matthew Chin, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Walnut Creek, CA
- NPI 1629397351
- Accepts Medicare
- MIPS 85.7 / 100 · 2023
- 16 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1450 Treat Blvd Ste 200
Walnut Creek, CA 945972168
(925) 296-7340 - Additional location
-
333 City Blvd W, Uc Irvine, Gastroenterology
Orange, CA 928682903
(714) 456-6745 - Mailing address
-
1450 Treat Blvd Ste 300
Walnut Creek, CA 945972168
Credentials & registration
- NPI registered
- May 2010 — 16 yrs on file
- Profile last updated
- February 26, 2018
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- California #A118529
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1629397351. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,306
Distinct HCPCS
10
Medicare allowed
$200,038
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 171 | 162 | $64 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 147 | 145 | $256 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 128 | 127 | $94 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 88 | 86 | $142 | |
43264 |
Removal of stone or debris from bile or pancreatic duct using a flexible endoscope | 81 | 57 | $93 | |
74328 |
Review by radiologist of image from tube placement into bile duct using an endoscope | 76 | 49 | $26 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 66 | 66 | $183 | |
43274 |
Insertion of stent into pancreatic or bile duct using a flexible endoscope | 58 | 45 | $436 | |
43259 |
Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 48 | 44 | $153 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 44 | 38 | $90 |
In context: peer comparison
Among 8 peers in this city , average services per provider: 54. This provider delivers 24× the peer median.Open Payments
Industry payments received
All-time total
$440
Transactions
16
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 12 | $238.93 | |
| Madrigal Pharmaceuticals | 1 | $141.53 | |
| Janssen Biotech, Inc. | 2 | $35.60 | |
| Regeneron Healthcare Solutions, Inc. | 1 | $24.33 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
508
Patients
246
Total drug cost
$106,432
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 136 | 52 | $1,594 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) | Brand | 95 | 95 | $7,458 |
| Pantoprazole Sodium | Generic | 87 | 32 | $1,466 |
| Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 55 | 55 | $978 |
| Creon (Lipase/Protease/Amylase) | Brand | 32 | 0 | $66,573 |
| Famotidine | Generic | 29 | 12 | $513 |
| Dicyclomine Hcl | Generic | 21 | 0 | $991 |
| Ursodiol | Generic | 21 | 0 | $5,529 |
| Linzess (Linaclotide) | Brand | 17 | 0 | $21,006 |
| Ondansetron Odt (Ondansetron) | Brand | 15 | 0 | $323 |
Hospital affiliations
Frequently asked questions
What is Dr. Matthew Chin's medical specialty?
Dr. Matthew Chin practices Gastroenterology Physician in Walnut Creek, CA.
Where does Dr. Matthew Chin practice?
Dr. Matthew Chin practices at 1450 Treat Blvd Ste 200, Walnut Creek, CA 945972168. Office phone: 9252967340.
What is Dr. Matthew Chin's NPI?
Dr. Matthew Chin's National Provider Identifier (NPI) is 1629397351, issued by NPPES.
Does Dr. Matthew Chin accept Medicare assignment?
Yes. Dr. Matthew Chin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Chin commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); 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.