Doctor profile · Federal record
Dr. Alonzo Williams, M.D.
Gastroenterology Physician · Little Rock, AR
- NPI 1326018581
- MIPS 97.2 / 100 · 2023
- 20 yrs on file
- Male
- No sanctions
Practice & contact
- Primary practice
-
8908 Kanis RD
Little Rock, AR 722056414
(501) 227-7688
fax (501) 225-2930 - Mailing address
-
Po Box 55130
Little Rock, AR 722155130
Credentials & registration
- NPI registered
- January 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Arkansas #C5546
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1326018581. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
6,197
Distinct HCPCS
10
Medicare allowed
$457,385
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99439 |
Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month | 1,573 | 137 | $43 | |
99490 |
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 936 | 138 | $50 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 781 | 436 | $82 | |
43450 |
Dilation of esophagus | 555 | 363 | $36 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 504 | 361 | $122 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 497 | 309 | $117 | |
76700 |
Complete ultrasound scan of abdomen | 441 | 390 | $93 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 135 | 132 | $169 | |
99454 |
Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days | 104 | 14 | $43 | |
91200 |
Measurement of liver stiffness | 99 | 93 | $27 |
In context: peer comparison
Among 23 peers in Little Rock Gastroenterology Physician, average services per provider: 206. This provider delivers 30× the peer median.Open Payments
Industry payments received
All-time total
$296
Transactions
13
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 7 | $178.71 | |
| Aimmune Therapeutics, INC. | 2 | $43.72 | |
| Intercept Pharmaceuticals, INC. | 2 | $29.40 | |
| Micro-Tech Endoscopy USA, INC. | 1 | $23.97 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 1 | $19.75 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
5,291
Patients
1,476
Total drug cost
$246,876
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 2,652 | 752 | $59,796 |
| Famotidine | Generic | 703 | 190 | $19,151 |
| Pantoprazole Sodium | Generic | 420 | 115 | $7,962 |
| Dicyclomine Hcl | Generic | 342 | 121 | $9,510 |
| Promethazine Hcl | Generic | 305 | 86 | $6,250 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 181 | 21 | $3,912 |
| Alprazolam | Generic | 121 | 18 | $1,326 |
| Linzess (Linaclotide) | Brand | 109 | 27 | $98,051 |
| Metoclopramide Hcl | Generic | 89 | 27 | $1,060 |
| Hydrocortisone | Generic | 72 | 43 | $2,489 |
Frequently asked questions
What is Dr. Alonzo Williams's medical specialty?
Dr. Alonzo Williams practices Gastroenterology Physician in Little Rock, AR.
Where does Dr. Alonzo Williams practice?
Dr. Alonzo Williams practices at 8908 Kanis RD, Little Rock, AR 722056414. Office phone: 5012277688.
What is Dr. Alonzo Williams's NPI?
Dr. Alonzo Williams's National Provider Identifier (NPI) is 1326018581, issued by NPPES.
What procedures does Dr. Alonzo Williams commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month (HCPCS 99439); Chronic care management services (HCPCS 99490); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.