Doctor profile · Federal record
Dr. Caleb Warren, M.D.
Family Medicine Physician (CMS: Family Practice) · Knoxville, TN
- NPI 1801861786
- Accepts Medicare
- 28 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3403 Tazewell Pike, Suite 102
Knoxville, TN 379182620
(865) 689-9966
fax (865) 689-0910
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- June 22, 2020
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Tennessee #MD028800
- Medicaid
- TN #3827019
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1801861786. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,058
Distinct HCPCS
10
Medicare allowed
$49,413
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 282 | 129 | $115 | |
36415 |
Insertion of needle into vein for collection of blood sample | 168 | 113 | $8 | |
80053 |
Blood test, comprehensive group of blood chemicals | 135 | 105 | $10 | |
80061 |
Blood test, lipids (cholesterol and triglycerides) | 114 | 95 | $13 | |
83036 |
Hemoglobin a1c level | 86 | 60 | $9 | |
84443 |
Blood test, thyroid stimulating hormone (tsh) | 76 | 66 | $16 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 74 | 48 | $82 | |
85027 |
Complete blood cell count (red cells, white blood cell, platelets), automated test | 28 | 26 | $6 | |
G0008 |
Administration of influenza virus vaccine | 23 | 23 | $28 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 22 | 22 | $76 |
In context: peer comparison
Among 70 peers in this city , average services per provider: 83. This provider delivers 13× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
3,970
Patients
1,036
Total drug cost
$50,699
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gabapentin | Generic | 542 | 98 | $8,696 |
| Atorvastatin Calcium | Generic | 434 | 120 | $4,989 |
| Omeprazole | Generic | 414 | 111 | $6,020 |
| Levothyroxine Sodium | Generic | 330 | 95 | $4,633 |
| Amlodipine Besylate | Generic | 261 | 78 | $1,152 |
| Alprazolam | Generic | 257 | 41 | $647 |
| Meloxicam | Generic | 227 | 78 | $1,240 |
| Potassium Chloride | Generic | 224 | 76 | $6,382 |
| Metoprolol Succinate | Generic | 219 | 64 | $4,503 |
| Lisinopril | Generic | 204 | 59 | $1,725 |
Hospital affiliations
Frequently asked questions
What is Dr. Caleb Warren's medical specialty?
Dr. Caleb Warren practices Family Medicine Physician in Knoxville, TN.
Where does Dr. Caleb Warren practice?
Dr. Caleb Warren practices at 3403 Tazewell Pike, Knoxville, TN 379182620. Office phone: 8656899966.
What is Dr. Caleb Warren's NPI?
Dr. Caleb Warren's National Provider Identifier (NPI) is 1801861786, issued by NPPES.
Does Dr. Caleb Warren accept Medicare assignment?
Yes. Dr. Caleb Warren accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Caleb Warren commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Blood test, comprehensive group of blood chemicals (HCPCS 80053). Source: CMS Medicare Physician & Other Practitioners file.