Doctor profile · Federal record
Dr. Cornelius Whalen, M.D.
Family Medicine Physician · Charleston, IL
- NPI 1184774564
- 19 yrs on file
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
925 18Th St
Charleston, IL 619202938
(217) 345-2123
fax (217) 345-3907
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- July 8, 2007
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Illinois #036059817
- Medicaid
- IL #036059817
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1184774564. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
567
Distinct HCPCS
3
Medicare allowed
$61,009
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 438 | 125 | $114 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 113 | 55 | $77 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 16 | 16 | $136 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 86. This provider delivers 6.6× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,938
Patients
514
Total drug cost
$29,854
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 256 | 77 | $4,354 |
| Amlodipine Besylate | Generic | 225 | 57 | $2,946 |
| Levothyroxine Sodium | Generic | 200 | 52 | $3,421 |
| Metformin Hcl | Generic | 165 | 41 | $1,369 |
| Omeprazole | Generic | 155 | 41 | $3,396 |
| Losartan Potassium | Generic | 125 | 34 | $1,922 |
| Metoprolol Succinate | Generic | 120 | 31 | $3,056 |
| Rosuvastatin Calcium | Generic | 112 | 32 | $1,786 |
| Lisinopril | Generic | 105 | 28 | $1,246 |
| Metoprolol Tartrate | Generic | 96 | 28 | $1,074 |
Frequently asked questions
What is Dr. Cornelius Whalen's medical specialty?
Dr. Cornelius Whalen practices Family Medicine Physician in Charleston, IL.
Where does Dr. Cornelius Whalen practice?
Dr. Cornelius Whalen practices at 925 18Th St, Charleston, IL 619202938. Office phone: 2173452123.
What is Dr. Cornelius Whalen's NPI?
Dr. Cornelius Whalen's National Provider Identifier (NPI) is 1184774564, issued by NPPES.
What procedures does Dr. Cornelius Whalen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.