Doctor profile · Federal record
Dr. William McConnell, MD
Internal Medicine Physician (CMS: Internal Medicine) · Baltimore, MD
- NPI 1548215205
- MIPS 10.5 / 100 · 2023
- 44 yrs in practice
- Male
- No sanctions
Practice & contact
- Primary practice
-
6301 N Charles St
Baltimore, MD 21212
(410) 372-0300
fax (410) 372-0304 - Mailing address
-
6141 Barroll RD
Baltimore, MD 21209
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1982 — 44 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Maryland #D42129
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1548215205. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,322
Distinct HCPCS
10
Medicare allowed
$238,651
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 580 | 246 | $128 | |
36415 |
Insertion of needle into vein for collection of blood sample | 471 | 275 | $3 | |
81002 |
Urinalysis, manual test | 304 | 254 | $3 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 283 | 244 | $179 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 249 | 229 | $15 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 227 | 227 | $19 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 223 | 223 | $129 | |
82274 |
Stool analysis for blood, by fecal hemoglobin determination by immunoassay | 197 | 190 | $16 | |
90471 |
Administration of vaccine | 154 | 137 | $20 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 127 | 126 | $283 |
In context: peer comparison
Among 363 peers in Baltimore Internal Medicine Physician, average services per provider: 105. This provider delivers 32× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,840
Patients
523
Total drug cost
$123,286
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 296 | 90 | $4,719 |
| Rosuvastatin Calcium | Generic | 219 | 62 | $8,992 |
| Metoprolol Succinate | Generic | 164 | 44 | $3,942 |
| Simvastatin | Generic | 147 | 38 | $2,128 |
| Losartan Potassium | Generic | 144 | 44 | $2,972 |
| Levothyroxine Sodium | Generic | 143 | 40 | $2,771 |
| Lisinopril | Generic | 132 | 37 | $2,259 |
| Amlodipine Besylate | Generic | 92 | 28 | $1,619 |
| Eliquis (Apixaban) | Brand | 86 | 18 | $83,983 |
| Hydrochlorothiazide | Generic | 83 | 26 | $911 |
Hospital affiliations
Frequently asked questions
What is Dr. William McConnell's medical specialty?
Dr. William McConnell practices Internal Medicine Physician in Baltimore, MD.
Where does Dr. William McConnell practice?
Dr. William McConnell practices at 6301 N Charles St, Baltimore, MD 21212. Office phone: 4103720300.
What is Dr. William McConnell's NPI?
Dr. William McConnell's National Provider Identifier (NPI) is 1548215205, issued by NPPES.
Does Dr. William McConnell accept Medicare assignment?
Dr. William McConnell does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. William McConnell 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); Urinalysis, manual test (HCPCS 81002). Source: CMS Medicare Physician & Other Practitioners file.