Doctor profile · Federal record
Dr. Ronald Rinker, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Pascagoula, MS
- NPI 1740226117
- Accepts Medicare
- 37 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4511 Hospital St
Pascagoula, MS 395815336
(228) 769-7791
fax (228) 769-7747
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- June 4, 2013
- Year of graduation
- 1989 — 37 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Mississippi #13048
- Medicaid
- MS #00119314
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1740226117. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,015
Distinct HCPCS
10
Medicare allowed
$182,457
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 908 | 628 | $62 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 321 | 314 | $157 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 248 | 245 | $81 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 145 | 142 | $34 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 71 | 48 | $72 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 63 | 63 | $163 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 63 | 61 | $228 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 62 | 62 | $170 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 40 | 40 | $78 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 33 | 33 | $123 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 115. This provider delivers 18× the peer median.Open Payments
Industry payments received
All-time total
$199
Transactions
7
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Boston Scientific Corporation | 1 | $87.82 | |
| Celgene Corporation | 3 | $43.33 | |
| GENZYME CORPORATION | 1 | $29.87 | |
| Lilly USA, LLC | 1 | $19.51 | |
| ABBVIE INC. | 1 | $18.10 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,295
Patients
1,225
Total drug cost
$196,651
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 1,371 | 439 | $27,417 |
| Omeprazole | Generic | 533 | 181 | $10,338 |
| Famotidine | Generic | 266 | 102 | $4,780 |
| Prochlorperazine Maleate | Generic | 247 | 237 | $604 |
| Sucralfate | Generic | 220 | 93 | $15,333 |
| Dicyclomine Hcl | Generic | 160 | 61 | $5,197 |
| Linzess (Linaclotide) | Brand | 83 | 32 | $87,145 |
| Esomeprazole Magnesium | Generic | 81 | 30 | $3,309 |
| Ondansetron Hcl | Generic | 80 | 25 | $626 |
| Lansoprazole | Generic | 48 | 14 | $1,511 |
Hospital affiliations
Frequently asked questions
What is Dr. Ronald Rinker's medical specialty?
Dr. Ronald Rinker practices Gastroenterology Physician in Pascagoula, MS.
Where does Dr. Ronald Rinker practice?
Dr. Ronald Rinker practices at 4511 Hospital St, Pascagoula, MS 395815336. Office phone: 2287697791.
What is Dr. Ronald Rinker's NPI?
Dr. Ronald Rinker's National Provider Identifier (NPI) is 1740226117, issued by NPPES.
Does Dr. Ronald Rinker accept Medicare assignment?
Yes. Dr. Ronald Rinker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ronald Rinker commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.