Doctor profile · Federal record
Dr. Mark Willcox, M.D.
Clinical Cardiac Electrophysiology Physician (CMS: Cardiac Electrophysiology) · Cardiovascular Disease Physician · Anchorage, AK
- NPI 1336395599
- Accepts Medicare
- 19 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3841 Piper St, Suite T-100
Anchorage, AK 995084624
(907) 561-3211
fax (907) 562-7547 - Mailing address
-
3841 Piper St Ste T100
Anchorage, AK 995084674
Credentials & registration
- NPI registered
- August 2008 — 18 yrs on file
- Profile last updated
- January 14, 2026
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 207RC0001X — NUCC code
- State license (1)
- Alaska #110882
- Medicaid
- AK #1649761
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1336395599. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,642
Distinct HCPCS
10
Medicare allowed
$331,680
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 416 | 374 | $18 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 134 | 126 | $157 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 123 | 123 | $204 | |
33208 |
Insertion of pacemaker and upper and lower heart chamber electrode | 58 | 58 | $536 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 56 | 55 | $231 | |
93623 |
Programming of heart rhythm stimulation after drug infusion | 51 | 51 | $99 | |
33225 |
Insertion of left lower heart electrode for pacemaker or defibrillator | 41 | 41 | $567 | |
93657 |
Destruction of tissue of upper heart chamber through tube to treat abnormal heart rhythm | 41 | 30 | $386 | |
93248 |
Heart rhythm review and interpretation of continous external ekg over 8-15 days | 39 | 39 | $35 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 39 | 39 | $273 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 62. This provider delivers 26× the peer median.Open Payments
Industry payments received
All-time total
$515
Transactions
17
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbott Laboratories | 4 | $265.99 | |
| Boston Scientific Corporation | 11 | $211.26 | |
| E.R. Squibb & Sons, L.L.C. | 1 | $20.90 | |
| Amgen Inc. | 1 | $16.96 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
777
Patients
190
Total drug cost
$499,002
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Eliquis (Apixaban) | Brand | 232 | 76 | $295,824 |
| Amiodarone Hcl | Generic | 101 | 19 | $1,485 |
| Metoprolol Succinate | Generic | 95 | 40 | $2,816 |
| Multaq (Dronedarone Hcl) | Brand | 69 | 20 | $105,940 |
| Xarelto (Rivaroxaban) | Brand | 59 | 20 | $75,035 |
| Entresto (Sacubitril/Valsartan) | Brand | 55 | 0 | $14,149 |
| Diltiazem 24hr Er (Cd) (Diltiazem Hcl) | Brand | 35 | 15 | $1,241 |
| Sotalol (Sotalol Hcl) | Brand | 27 | 0 | $421 |
| Spironolactone | Generic | 18 | 0 | $308 |
| Atorvastatin Calcium | Generic | 16 | 0 | $194 |
Hospital affiliations
Frequently asked questions
What is Dr. Mark Willcox's medical specialty?
Dr. Mark Willcox practices Clinical Cardiac Electrophysiology Physician in Anchorage, AK.
Where does Dr. Mark Willcox practice?
Dr. Mark Willcox practices at 3841 Piper St, Anchorage, AK 995084624. Office phone: 9075613211.
What is Dr. Mark Willcox's NPI?
Dr. Mark Willcox's National Provider Identifier (NPI) is 1336395599, issued by NPPES.
Does Dr. Mark Willcox accept Medicare assignment?
Yes. Dr. Mark Willcox accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Willcox commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.