Doctor profile · Federal record
Dr. Zachary Hollis, M.D.
Clinical Cardiac Electrophysiology Physician (CMS: Cardiac Electrophysiology) · Internal Medicine Physician · Cardiovascular Disease Physician · Fairfax, VA
- NPI 1104142744
- Accepts Medicare
- 16 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 11 locations across 1 states.
- Primary practice
-
8081 Innovation Park Dr Ste 602
Fairfax, VA 220314867
(571) 472-3270
fax (571) 472-3271 - Mailing address
-
Po Box 3250
Winchester, VA 226042450
Virginia — 10 locations
- Additional location
-
104 Selma Dr
Winchester, VA 226013834
(540) 678-2800 - Additional location
-
190 Campus Blvd Ste 201
Winchester, VA 22601
(540) 662-0306
fax (855) 264-2066 - Additional location
-
21785 Filigree CT Ste 203
Ashburn, VA 201476214 - Additional location
-
224D Cornwall St Nw Ste 306
Leesburg, VA 201762704 - Additional location
-
3025 Hamaker CT Ste 101
Fairfax, VA 220312229 - Additional location
-
3300 Gallows RD
Falls Church, VA 220423307
(703) 776-4001
fax (703) 776-7113 - Additional location
-
351 Valley Health Way # 200
Front Royal, VA 226306480
(540) 636-0600
fax (540) 636-0629 - Additional location
-
4320 Seminary RD
Alexandria, VA 223041535
(703) 504-3000
fax (703) 504-3388 - Additional location
-
44045 Riverside Pkwy
Leesburg, VA 201765101
(703) 858-6000
fax (703) 858-6900 - Additional location
-
44084 Riverside Pkwy
Leesburg, VA 201768279
Credentials & registration
- NPI registered
- April 2010 — 16 yrs on file
- Profile last updated
- March 4, 2026
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 207RC0001X — NUCC code
- State license (1)
- Virginia #0101265236
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1104142744. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,789
Distinct HCPCS
10
Medicare allowed
$287,865
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93296 |
Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days | 821 | 656 | $28 | |
93294 |
Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | 575 | 464 | $33 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 407 | 306 | $16 | |
93298 |
Evaluation of cardiac rhythm monitor system, remote up to 30 days | 272 | 119 | $29 | |
G2066 |
Interrogation device evaluation(s), (remote) up to 30 days; implantable cardiovascular physiologic monitor system, implantable loop recorder system, or subcutaneous cardiac rhythm monitor system, remote data acquisition(s), receipt of transmissions and tec | 269 | 117 | $46 | |
93295 |
Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days | 249 | 195 | $40 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 238 | 216 | $141 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 234 | 216 | $102 | |
93288 |
Evaluation of single, dual, multiple lead or leadless pacemaker system | 97 | 90 | $64 | |
93280 |
Programming of dual lead pacemaker system | 78 | 74 | $93 |
In context: peer comparison
Among 6 peers in this city , average services per provider: 119. This provider delivers 32× the peer median.Open Payments
Industry payments received
All-time total
$8,367
Transactions
57
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Medtronic, Inc. | 23 | $4,883.24 | |
| Abbott Laboratories | 17 | $1,924.75 | |
| Boston Scientific Corporation | 16 | $1,502.62 | |
| Biosense Webster, Inc. | 1 | $56.71 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
239
Patients
110
Total drug cost
$76,948
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Eliquis (Apixaban) | Brand | 54 | 21 | $71,505 |
| Amiodarone Hcl | Generic | 53 | 29 | $1,477 |
| Metoprolol Succinate | Generic | 47 | 24 | $945 |
| Flecainide Acetate | Generic | 25 | 18 | $2,112 |
| Pantoprazole Sodium | Generic | 18 | 18 | $139 |
| Losartan Potassium | Generic | 16 | 0 | $218 |
| Diltiazem 24hr Er (Cd) (Diltiazem Hcl) | Brand | 15 | 0 | $285 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 11 | 0 | $266 |
Hospital affiliations
Frequently asked questions
What is Dr. Zachary Hollis's medical specialty?
Dr. Zachary Hollis practices Clinical Cardiac Electrophysiology Physician in Fairfax, VA.
Where does Dr. Zachary Hollis practice?
Dr. Zachary Hollis practices at 8081 Innovation Park Dr Ste 602, Fairfax, VA 220314867. Office phone: 5714723270.
What is Dr. Zachary Hollis's NPI?
Dr. Zachary Hollis's National Provider Identifier (NPI) is 1104142744, issued by NPPES.
Does Dr. Zachary Hollis accept Medicare assignment?
Yes. Dr. Zachary Hollis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zachary Hollis commonly perform?
Top Medicare-reported procedures in 2023: Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days (HCPCS 93296); Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days (HCPCS 93294); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000). Source: CMS Medicare Physician & Other Practitioners file.