Doctor profile · Federal record
Dr. Kenneth Mauer, MD
Specialist (CMS: Gastroenterology) · Fairfield, CT
- NPI 1407848310
- Accepts Medicare
- MIPS 83.2 / 100 · 2023
- 43 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
425 Post RD
Fairfield, CT 068246232
(203) 292-9000
fax (203) 292-1700
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- October 30, 2007
- Year of graduation
- 1983 — 43 yrs since
- Specialty taxonomy
- 174400000X — NUCC code
- State license (1)
- Connecticut #029845
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1407848310. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,128
Distinct HCPCS
10
Medicare allowed
$177,566
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 341 | 269 | $97 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 199 | 175 | $112 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 170 | 169 | $266 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 94 | 86 | $135 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 77 | 77 | $120 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 55 | 55 | $190 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 41 | 41 | $154 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 37 | 37 | $178 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 36 | 36 | $190 | |
91110 |
Imaging of digestive tract done from the inside of the digestive tract | 28 | 28 | $696 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 64. This provider delivers 18× the peer median.Open Payments
Industry payments received
All-time total
$1,442
Transactions
93
Manufacturers
14
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 23 | $510.12 | |
| Celgene Corporation | 27 | $155.07 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 8 | $146.38 | |
| Janssen Biotech, Inc. | 6 | $141.16 | |
| Ardelyx, Inc. | 8 | $139.89 | |
| PFIZER INC. | 6 | $92.24 | |
| Lilly USA, LLC | 3 | $46.90 | |
| GENZYME CORPORATION | 3 | $46.77 | |
| Intercept Pharmaceuticals, Inc. | 2 | $39.93 | |
| Ferring Pharmaceuticals Inc. | 2 | $35.93 | |
| Gilead Sciences, Inc. | 2 | $33.06 | |
| SHIELD THERAPEUTICS INC | 1 | $21.84 | |
| Exact Sciences Corporation | 1 | $17.42 | |
| Phathom Pharmaceuticals, Inc. | 1 | $15.44 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,841
Patients
1,200
Total drug cost
$247,944
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 937 | 270 | $15,584 |
| Pantoprazole Sodium | Generic | 817 | 268 | $14,295 |
| Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) | Brand | 292 | 291 | $52,512 |
| Famotidine | Generic | 165 | 58 | $4,111 |
| Ondansetron Odt (Ondansetron) | Brand | 89 | 48 | $967 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) | Brand | 89 | 88 | $6,779 |
| Dicyclomine Hcl | Generic | 83 | 42 | $1,351 |
| Linzess (Linaclotide) | Brand | 78 | 28 | $92,023 |
| Sucralfate | Generic | 61 | 21 | $10,351 |
| Cholestyramine (Cholestyramine (With Sugar)) | Brand | 52 | 19 | $4,292 |
Frequently asked questions
What is Dr. Kenneth Mauer's medical specialty?
Dr. Kenneth Mauer practices Specialist in Fairfield, CT.
Where does Dr. Kenneth Mauer practice?
Dr. Kenneth Mauer practices at 425 Post RD, Fairfield, CT 068246232. Office phone: 2032929000.
What is Dr. Kenneth Mauer's NPI?
Dr. Kenneth Mauer's National Provider Identifier (NPI) is 1407848310, issued by NPPES.
Does Dr. Kenneth Mauer accept Medicare assignment?
Yes. Dr. Kenneth Mauer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kenneth Mauer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.