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
- 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
- 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
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
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 Memphis Gastroenterology Physician, average services per provider: 84. This provider delivers 33× the peer median.Open Payments
Industry payments received
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
Medicare Part D · 2023
Top prescriptions
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
Frequently asked questions
What is Dr. Kenneth Fields's medical specialty?
Dr. Kenneth Fields practices Gastroenterology Physician in Memphis, TN.
Where does Dr. Kenneth Fields practice?
Dr. Kenneth Fields practices at 80 Humphreys Center, Memphis, TN 38120. Office phone: 9015782538.
What is Dr. Kenneth Fields's NPI?
Dr. Kenneth Fields's National Provider Identifier (NPI) is 1285659383, issued by NPPES.
Does Dr. Kenneth Fields accept Medicare assignment?
Yes. Dr. Kenneth Fields accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kenneth Fields commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.