Doctor profile · Federal record
Dr. Matthew Casimo, MD
Gastroenterology Physician (CMS: Gastroenterology) · Vancouver, WA
- NPI 1144275595
- Accepts Medicare
- 42 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
700 Ne 87Th Ave
Vancouver, WA 986641913
(360) 397-1500
fax (360) 397-3128
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- January 21, 2008
- Year of graduation
- 1984 — 42 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Washington #MD00026445
- Medicaid
- WA #1097955
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1144275595. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
363
Distinct HCPCS
10
Medicare allowed
$29,759
| 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 | 74 | 68 | $5 | |
36415 |
Insertion of needle into vein for collection of blood sample | 59 | 37 | $8 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 49 | 49 | $235 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 33 | 31 | $90 | |
85027 |
Complete blood cell count (red cells, white blood cell, platelets), automated test | 31 | 16 | $6 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 26 | 26 | $120 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 21 | 21 | $88 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 21 | 21 | $152 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 20 | 19 | $170 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 17 | 17 | $87 |
In context: peer comparison
Among 9 peers in Vancouver Gastroenterology Physician, average services per provider: 34. This provider delivers 11× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
299
Patients
187
Total drug cost
$225,011
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) | Brand | 140 | 139 | $4,277 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) | Brand | 48 | 48 | $3,710 |
| Pantoprazole Sodium | Generic | 22 | 0 | $265 |
| Balsalazide Disodium | Generic | 21 | 0 | $4,308 |
| Azathioprine | Generic | 17 | 0 | $1,815 |
| Cimzia (Certolizumab Pegol) | Brand | 14 | 0 | $164,883 |
| Creon (Lipase/Protease/Amylase) | Brand | 13 | 0 | $21,404 |
| Mesalamine | Generic | 12 | 0 | $10,012 |
| Mesalamine ER (Mesalamine) | Brand | 12 | 0 | $14,336 |
Hospital affiliations
Frequently asked questions
What is Dr. Matthew Casimo's medical specialty?
Dr. Matthew Casimo practices Gastroenterology Physician in Vancouver, WA.
Where does Dr. Matthew Casimo practice?
Dr. Matthew Casimo practices at 700 Ne 87Th Ave, Vancouver, WA 986641913. Office phone: 3603971500.
What is Dr. Matthew Casimo's NPI?
Dr. Matthew Casimo's National Provider Identifier (NPI) is 1144275595, issued by NPPES.
Does Dr. Matthew Casimo accept Medicare assignment?
Yes. Dr. Matthew Casimo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Casimo 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); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.