Doctor profile · Federal record
Dr. Craig Ennis, MD
Gastroenterology Physician (CMS: Internal Medicine) · Gastroenterology Physician · Clarksville, TN
- NPI 1295742120
- Accepts Medicare
- 36 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
647 Dunlop Ln, 210
Clarksville, TN 370405165
(931) 502-3810
fax (931) 502-3815
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- September 17, 2020
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- Tennessee #54629 · California #G72693
- Medicaid
- CA #00G726930
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1295742120. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,468
Distinct HCPCS
10
Medicare allowed
$182,238
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 289 | 288 | $227 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 248 | 191 | $117 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 177 | 174 | $81 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 145 | 144 | $52 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 90 | 84 | $160 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 88 | 59 | $73 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 86 | 86 | $164 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 79 | 79 | $151 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 76 | 58 | $83 | |
43450 |
Dilation of esophagus | 61 | 61 | $36 |
In context: peer comparison
Among 2 peers in Clarksville Gastroenterology Physician, average services per provider: 80. This provider delivers 18× the peer median.Open Payments
Industry payments received
All-time total
$592
Transactions
39
Manufacturers
14
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 15 | $152.66 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 6 | $90.39 | |
| Qol Medical, LLC | 3 | $58.60 | |
| Janssen Biotech, INC. | 2 | $45.73 | |
| Genzyme Corporation | 2 | $44.21 | |
| Phathom Pharmaceuticals, INC. | 2 | $35.79 | |
| Lilly USA, LLC | 2 | $34.75 | |
| Regeneron Healthcare Solutions, INC. | 1 | $29.45 | |
| Ferring Pharmaceuticals INC. | 1 | $23.90 | |
| Aimmune Therapeutics, INC. | 1 | $20.87 | |
| Madrigal Pharmaceuticals | 1 | $14.95 | |
| Ardelyx, INC. | 1 | $13.76 | |
| Celgene Corporation | 1 | $13.66 | |
| Organon LLC | 1 | $13.10 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,620
Patients
539
Total drug cost
$419,708
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 517 | 185 | $8,034 |
| Famotidine | Generic | 373 | 126 | $6,940 |
| Esomeprazole Magnesium | Generic | 266 | 95 | $15,548 |
| Sucralfate | Generic | 89 | 27 | $13,256 |
| Dicyclomine Hcl | Generic | 72 | 25 | $3,311 |
| Linzess (Linaclotide) | Brand | 42 | 11 | $28,757 |
| Omeprazole | Generic | 41 | 19 | $897 |
| Azathioprine | Generic | 38 | 11 | $3,844 |
| Amitriptyline Hcl | Generic | 36 | 18 | $528 |
| Dexlansoprazole Dr (Dexlansoprazole) | Brand | 33 | 0 | $16,104 |
Frequently asked questions
What is Dr. Craig Ennis's medical specialty?
Dr. Craig Ennis practices Gastroenterology Physician in Clarksville, TN.
Where does Dr. Craig Ennis practice?
Dr. Craig Ennis practices at 647 Dunlop Ln, Clarksville, TN 370405165. Office phone: 9315023810.
What is Dr. Craig Ennis's NPI?
Dr. Craig Ennis's National Provider Identifier (NPI) is 1295742120, issued by NPPES.
Does Dr. Craig Ennis accept Medicare assignment?
Yes. Dr. Craig Ennis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Craig Ennis commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Established patient office or other outpatient visit (HCPCS 99214); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.