Doctor profile · Federal record
Dr. William Dyer, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Mountain Home, AR
- NPI 1437114717
- Accepts Medicare
- 41 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
228 Bucher Dr
Mountain Home, AR 726533400
(870) 425-4416
fax (870) 425-8615
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- April 25, 2017
- Year of graduation
- 1985 — 41 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Arkansas #R3839
- Medicaid
- AR #114723001
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1437114717. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,248
Distinct HCPCS
10
Medicare allowed
$240,798
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 269 | 268 | $231 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 89 | 81 | $83 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 75 | 46 | $46 | |
A9552 |
Fluorodeoxyglucose f-18 fdg, diagnostic, per study dose, up to 45 millicuries | 68 | 66 | $258 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 64 | 64 | $91 | |
78815 |
Nuclear medicine study from skull base to mid-thigh with ct scan | 64 | 62 | $1,273 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 63 | 62 | $74 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 61 | 61 | $51 | |
43249 |
Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm | 57 | 55 | $114 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 57 | 57 | $100 |
In context: peer comparison
Among 2 peers in Mountain Home Gastroenterology Physician, average services per provider: 54. This provider delivers 23× the peer median.Open Payments
Industry payments received
All-time total
$14
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Medtronic, INC. | 1 | $14.48 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
625
Patients
257
Total drug cost
$17,046
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 158 | 59 | $2,148 |
| Metoclopramide Hcl | Generic | 89 | 85 | $83 |
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 53 | 52 | $899 |
| Omeprazole | Generic | 46 | 14 | $586 |
| Azathioprine | Generic | 39 | 11 | $2,268 |
| Sodium Chloride (0.9 % Sodium Chloride) | Brand | 30 | 0 | $445 |
| Sucralfate | Generic | 28 | 15 | $2,586 |
| Diphenhydramine Hcl | Generic | 27 | 0 | $931 |
| Budesonide Dr (Budesonide) | Brand | 25 | 0 | $3,808 |
| Esomeprazole Magnesium | Generic | 23 | 0 | $760 |
Hospital affiliations
Frequently asked questions
What is Dr. William Dyer's medical specialty?
Dr. William Dyer practices Gastroenterology Physician in Mountain Home, AR.
Where does Dr. William Dyer practice?
Dr. William Dyer practices at 228 Bucher Dr, Mountain Home, AR 726533400. Office phone: 8704254416.
What is Dr. William Dyer's NPI?
Dr. William Dyer's National Provider Identifier (NPI) is 1437114717, issued by NPPES.
Does Dr. William Dyer accept Medicare assignment?
Yes. Dr. William Dyer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Dyer 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 99213); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.