Doctor profile · Federal record
Dr. Michael Weaver, MD
Gastroenterology Physician (CMS: Gastroenterology) · Gastroenterology Physician · General Practice Physician · Twin Falls, ID
- NPI 1720427974
- Accepts Medicare
- MIPS 79.2 / 100 · 2023
- 13 yrs in practice
- Licensed in 3 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
775 Pole Line RD W Ste 203
Twin Falls, ID 833015820
(208) 814-8300
fax (208) 933-4909 - Additional location
-
4901 Forest Park Ave, Ste 2
Saint Louis, MO 631081402
(314) 362-5060
fax (314) 362-6959 - Mailing address
-
660 S Euclid Ave, C B 8121
Saint Louis, MO 631101010
Credentials & registration
- NPI registered
- June 2013 — 13 yrs on file
- Profile last updated
- January 9, 2026
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (3)
- Idaho #2271091 · Utah #12137545-1205 · Missouri #2015013524
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1720427974. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
110
Distinct HCPCS
5
Medicare allowed
$13,984
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99204 |
New patient office or other outpatient visit, 45-59 minutes | 30 | 30 | $159 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 25 | 24 | $81 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 24 | 24 | $147 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 19 | 17 | $122 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 12 | 11 | $111 |
In context: peer comparison
Among 5 peers in this city , average services per provider: 56. This provider delivers 2.0× the peer median.Open Payments
Industry payments received
All-time total
$1,115
Transactions
62
Manufacturers
13
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 18 | $269.99 | |
| Janssen Biotech, Inc. | 12 | $245.53 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 10 | $195.12 | |
| Regeneron Healthcare Solutions, Inc. | 8 | $134.37 | |
| GENZYME CORPORATION | 4 | $76.17 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 2 | $40.15 | |
| Mirum Pharmaceuticals, Inc. | 2 | $37.80 | |
| Celltrion USA Inc. | 1 | $26.94 | |
| Ipsen Biopharmaceuticals, Inc | 1 | $22.24 | |
| Lilly USA, LLC | 1 | $19.97 | |
| QOL Medical, LLC | 1 | $17.91 | |
| Intercept Pharmaceuticals, Inc. | 1 | $15.56 | |
| Celgene Corporation | 1 | $13.14 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
128
Patients
68
Total drug cost
$9,670
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 71 | 27 | $1,079 |
| Sutab (Sod Sulf/Pot Chloride/Mag Sulf) | Brand | 30 | 29 | $4,969 |
| Dexlansoprazole Dr (Dexlansoprazole) | Brand | 14 | 0 | $3,393 |
| Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 13 | 12 | $229 |
Hospital affiliations
Frequently asked questions
What is Dr. Michael Weaver's medical specialty?
Dr. Michael Weaver practices Gastroenterology Physician in Twin Falls, ID.
Where does Dr. Michael Weaver practice?
Dr. Michael Weaver practices at 775 Pole Line RD W Ste 203, Twin Falls, ID 833015820. Office phone: 2088148300.
What is Dr. Michael Weaver's NPI?
Dr. Michael Weaver's National Provider Identifier (NPI) is 1720427974, issued by NPPES.
Does Dr. Michael Weaver accept Medicare assignment?
Yes. Dr. Michael Weaver accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Weaver commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.