Doctor profile · Federal record

Dr. KENNETH FIELDS, MD

Gastroenterology Physician (CMS: GASTROENTEROLOGY) · MEMPHIS, TN

  • NPI 1285659383
  • Accepts Medicare
  • MIPS 89.2 / 100 · 2023
  • 35 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
80 HUMPHREYS CENTER, SUITE 200
MEMPHIS, TN 38120
(901) 578-2538
fax (901) 578-2572
Mailing address
965 RIDGE LAKE BLVD STE 103
MEMPHIS, TN 381209446

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
August 27, 2019
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Tennessee #31333
Medicaid (3)
TN #3839852 · MS #05453599 · AR #148888001

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285659383. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,758
Distinct HCPCS
10
Medicare allowed
$276,052
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 694 296 $75
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 576 221 $47
99214 Established patient office or other outpatient visit, 30-39 minutes 286 235 $119
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 227 218 $76
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 207 201 $123
99204 New patient office or other outpatient visit, 45-59 minutes 188 188 $152
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 124 122 $227
43249 Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 64 57 $127
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 60 60 $165
45378 Diagnostic exam of large bowel using a flexible endoscope 52 51 $164

In context: peer comparison

Among 9 peers in this city , average services per provider: 84. This provider delivers 33× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,685
Transactions
108
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 30 $527.63
GENZYME CORPORATION 6 $229.54
Salix Pharmaceuticals, a division of Bausch Health US, LLC 14 $219.57
Gilead Sciences, Inc. 10 $218.58
Lilly USA, LLC 7 $176.56
Mallinckrodt Hospital Products Inc. 4 $172.99
Takeda Pharmaceuticals U.S.A., Inc. 8 $166.50
Medtronic, Inc. 1 $137.85
IRONWOOD PHARMACEUTICALS, INC 7 $118.39
Boehringer Ingelheim Pharmaceuticals, Inc. 4 $86.26
Janssen Biotech, Inc. 4 $76.25
AIMMUNE THERAPEUTICS, INC. 4 $66.41
QOL Medical, LLC 3 $64.45
Phathom Pharmaceuticals, Inc. 3 $56.79
Ardelyx, Inc. 3 $51.47

By nature of payment

Food and Beverage
$2,685

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,552
Patients
497
Total drug cost
$225,576
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 423 146 $5,080
Linzess (Linaclotide) Brand 234 70 $149,583
Dicyclomine Hcl Generic 170 56 $3,163
Colestipol Hcl Generic 112 45 $8,414
Omeprazole Generic 107 40 $1,360
Famotidine Generic 84 28 $1,010
Metoclopramide Hcl Generic 75 20 $472
Sucralfate Generic 64 23 $2,771
Mesalamine Generic 53 0 $26,264
Esomeprazole Magnesium Generic 50 12 $3,516

Hospital affiliations

CMS Hospital Compare