Doctor profile · Federal record
Dr. James Mu, MD
Gastroenterology Physician (CMS: Gastroenterology) · Everett, WA
- NPI 1841231438
- Accepts Medicare
- 42 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4225 Hoyt Ave, Suite A
Everett, WA 982032351
(425) 259-3122
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- January 13, 2008
- Year of graduation
- 1984 — 42 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Washington #MD00038720
- Medicaid
- WA #8256059
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1841231438. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
514
Distinct HCPCS
10
Medicare allowed
$79,442
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 125 | 120 | $247 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 98 | 82 | $127 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 52 | 51 | $95 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 45 | 45 | $161 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 35 | 33 | $88 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 34 | 34 | $82 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 23 | 23 | $173 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 16 | 16 | $110 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 14 | 14 | $105 | |
43248 |
Insertion of guide wire with dilation of esophagus using a flexible endoscope | 13 | 12 | $142 |
In context: peer comparison
Among 9 peers in this city , average services per provider: 44. This provider delivers 12× the peer median.Open Payments
Industry payments received
All-time total
$333
Transactions
14
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 3 | $112.64 | |
| PFIZER INC. | 4 | $80.97 | |
| AIMMUNE THERAPEUTICS, INC. | 4 | $74.02 | |
| Lilly USA, LLC | 2 | $41.85 | |
| Janssen Biotech, Inc. | 1 | $23.07 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
749
Patients
231
Total drug cost
$88,948
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 228 | 62 | $2,645 |
| Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 106 | 101 | $2,395 |
| Pantoprazole Sodium | Generic | 65 | 15 | $1,128 |
| Mesalamine | Generic | 51 | 0 | $49,726 |
| Cholestyramine (Cholestyramine (With Sugar)) | Brand | 43 | 13 | $3,395 |
| Mesalamine Er (Mesalamine) | Brand | 43 | 0 | $9,632 |
| Azathioprine | Generic | 34 | 0 | $2,467 |
| Sulfasalazine | Generic | 25 | 0 | $494 |
| Ursodiol | Generic | 25 | 0 | $4,154 |
| Budesonide Ec (Budesonide) | Brand | 24 | 0 | $9,355 |
Hospital affiliations
Frequently asked questions
What is Dr. James Mu's medical specialty?
Dr. James Mu practices Gastroenterology Physician in Everett, WA.
Where does Dr. James Mu practice?
Dr. James Mu practices at 4225 Hoyt Ave, Everett, WA 982032351. Office phone: 4252593122.
What is Dr. James Mu's NPI?
Dr. James Mu's National Provider Identifier (NPI) is 1841231438, issued by NPPES.
Does Dr. James Mu accept Medicare assignment?
Yes. Dr. James Mu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Mu commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Established patient office or other outpatient visit (HCPCS 99214); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.