Doctor profile · Federal record
Dr. William Callaghan, M.D.
Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Cardiovascular Disease Physician · Cardiovascular Disease Physician · Norfolk, VA
- NPI 1306860176
- Accepts Medicare
- MIPS 95.1 / 100 · 2023
- 44 yrs in practice
- Licensed in 3 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
930 W 21St St Fl 2
Norfolk, VA 235171516
(757) 624-1785
fax (757) 624-1759 - Mailing address
-
Po Box 639971
Cincinnati, OH 452639971
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- April 22, 2025
- Year of graduation
- 1982 — 44 yrs since
- Specialty taxonomy
- 207RC0000X — NUCC code
- State licenses (3)
- Virginia #0101035950 · Georgia #027974 · South Carolina #22928
- Medicaid (2)
- SC #G27974 · GA #000343373E
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1306860176. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,537
Distinct HCPCS
10
Medicare allowed
$125,630
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 413 | 274 | $126 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 269 | 234 | $8 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 168 | 160 | $14 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 125 | 86 | $78 | |
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 99 | 90 | $163 | |
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 86 | 85 | $66 | |
J2785 |
Injection, regadenoson, 0.1 mg | 76 | 19 | $58 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 49 | 48 | $165 | |
A9502 |
Technetium tc-99m tetrofosmin, diagnostic, per study dose | 47 | 24 | $111 | |
78452 |
Nuclear medicine studies of heart muscle at rest and with stress and spect | 31 | 25 | $334 |
In context: peer comparison
Among 9 peers in this city , average services per provider: 194. This provider delivers 7.9× the peer median.Open Payments
Industry payments received
All-time total
$108
Transactions
6
Manufacturers
6
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Vital Connect, Inc | 1 | $25.62 | |
| Boston Scientific Corporation | 1 | $24.35 | |
| Philips North America LLC | 1 | $22.61 | |
| Lilly USA, LLC | 1 | $15.04 | |
| Medtronic, Inc. | 1 | $14.24 | |
| ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) | 1 | $6.22 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
874
Patients
257
Total drug cost
$262,701
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Entresto (Sacubitril/Valsartan) | Brand | 134 | 31 | $129,728 |
| Carvedilol | Generic | 97 | 29 | $1,106 |
| Furosemide | Generic | 91 | 32 | $412 |
| Eliquis (Apixaban) | Brand | 90 | 26 | $98,275 |
| Metoprolol Succinate | Generic | 87 | 35 | $1,616 |
| Metoprolol Tartrate | Generic | 68 | 23 | $493 |
| Atorvastatin Calcium | Generic | 57 | 24 | $850 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 45 | 18 | $718 |
| Rosuvastatin Calcium | Generic | 40 | 13 | $838 |
| Amlodipine Besylate | Generic | 32 | 15 | $301 |
Hospital affiliations
Frequently asked questions
What is Dr. William Callaghan's medical specialty?
Dr. William Callaghan practices Cardiovascular Disease Physician in Norfolk, VA.
Where does Dr. William Callaghan practice?
Dr. William Callaghan practices at 930 W 21St St Fl 2, Norfolk, VA 235171516. Office phone: 7576241785.
What is Dr. William Callaghan's NPI?
Dr. William Callaghan's National Provider Identifier (NPI) is 1306860176, issued by NPPES.
Does Dr. William Callaghan accept Medicare assignment?
Yes. Dr. William Callaghan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Callaghan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000). Source: CMS Medicare Physician & Other Practitioners file.