Gastroenterology · Fairfield, CT
NPI
1407848310
Since 2005
Specialty
Gastroenterology
Code 174400000X
Group practices
1
Medicare group memberships
Hospitals
2
Hospital affiliations
425 Post Rd
Fairfield, CT, 06824
Phone (203) 292-9000
Groups this clinician bills Medicare through
Medicare paid, 2024
$148K
1,287 services
Medicare patients, 2024
674
Average age 75
Drug cost, 2024
$718K
3,564 prescriptions
Company payments, 2025
$1,645
From 18 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Kenneth R Mauer was code 99213 (office e&m - established), 293 times for 239 patients. In total Kenneth R Mauer billed 1,287 services in 32 codes, and Medicare paid $148K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2007-10-30.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99213 Office E&M - Established | Office | 293 | 239 | $69.09 | $20K |
| 43239 Upper GI Endoscopy | Facility | 236 | 208 | $84.61 | $20K |
| 45385 Colonoscopy - Lesion Removal | Facility | 177 | 175 | $205.75 | $36K |
| 99214 Office E&M - Established | Office | 136 | 122 | $98.79 | $13K |
| 99203 Office E&M - New | Office | 53 | 53 | $64.55 | $3,421 |
| 45380 Lower GI Endoscopy - Other | Facility | 51 | 51 | $153.13 | $7,810 |
| G0105 Colorectal cancer screening; colonoscopy on individual at high risk | Facility | 50 | 50 | $185.82 | $9,291 |
| 99204 Office E&M - New | Office | 50 | 50 | $132.15 | $6,607 |
| 45378 Lower GI Endoscopy - Other | Facility | 49 | 49 | $144.28 | $7,070 |
| 91065 Test - Miscellaneous | Office | 40 | 21 | $60.30 | $2,412 |
| 43450 Digestive/Gastrointestinal | Facility | 24 | 24 | $32.60 | $782 |
| 91110 Standard X-ray | Office | 23 | 22 | $411.78 | $9,471 |
| G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | Facility | 20 | 20 | $190.07 | $3,801 |
| 43235 Upper GI Endoscopy | Facility | 17 | 16 | $92.18 | $1,567 |
| 99202 Office E&M - New | Office | 15 | 15 | $48.74 | $731 |
By year: 2022 $154K for 2,776 services; 2023 $145K for 1,209 services; 2024 $148K for 1,287 services.
Medicare prescription drug claims, 2024
In 2024, the drug Kenneth R Mauer prescribed most often to Medicare patients was Omeprazole, with 1,034 prescriptions and refills. In total Kenneth R Mauer wrote 3,564 Medicare prescriptions that cost $718K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Omeprazole Generic | 1,034 | 2,628 | 289 | $13K |
| Pantoprazole Sodium Generic | 881 | 2,339 | 282 | $11K |
| Clenpiq Sod Picosulf/Mag Ox/Citric Ac | 346 | 346 | 337 | $60K |
| Famotidine Generic | 194 | 465 | 71 | $3,733 |
| Sod Sulf-Potass Sulf-Mag Sulf Sodium, Potassium,mag Sulfates | 104 | 104 | 103 | $6,608 |
| Ondansetron Odt Ondansetron | 82 | 82 | 45 | $1,036 |
| Linzess Linaclotide | 78 | 162 | 23 | $84K |
| Dicyclomine Hcl Generic | 69 | 91 | 34 | $906 |
| Esomeprazole Magnesium Generic | 68 | 179 | 27 | $1,950 |
| Sucralfate Generic | 67 | 82 | 29 | $7,566 |
| Mesalamine Generic | 52 | 118 | 17 | $18K |
| Cholestyramine Cholestyramine (With Sugar) | 40 | 59 | 19 | $2,781 |
| Mesalamine Er Mesalamine | 31 | 49 | Under 11 | $2,821 |
| Budesonide Ec Budesonide | 30 | 61 | Under 11 | $10K |
| Peg 3350-Electrolyte Sodium Chloride/Nahco3/Kcl/Peg | 27 | 27 | 26 | $590 |
Brand drugs: - claims; generic drugs: 2,917 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Kenneth R Mauer $1,645 ($1,645 in general payments such as food, travel and fees) from 18 companies. The largest payer was Abbvie Inc. with $352.
| Company | Payments | Amount |
|---|---|---|
| Abbvie Inc. ABBV | 16 | $352 |
| Janssen Biotech, Inc. JNJ | 10 | $319 |
| Madrigal Pharmaceuticals MDGL | 29 | $228 |
| Takeda Pharmaceuticals U.S.A., Inc. TAK | 8 | $159 |
| Lilly USA, LLC LLY | 7 | $120 |
| Regeneron Healthcare Solutions, Inc. REGN | 5 | $97.81 |
| Aimmune Therapeutics, Inc. | 2 | $65.77 |
| Ardelyx, Inc. ARDX | 3 | $62.89 |
| Ferring Pharmaceuticals Inc. | 2 | $36.12 |
| Gilead Sciences, Inc. GILD | 2 | $34.07 |
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.