Doctor profile · Federal record
Dr. Zalwonaka Gainer, ARNP
Adult Health Nurse Practitioner (CMS: Nurse Practitioner) · Adult Health Nurse Practitioner · Winchester, VA
- NPI 1336322676
- Accepts Medicare
- 19 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1880 Amherst Street, Suite 100 and Suite 200
Winchester, VA 22601
(540) 662-0306
fax (855) 264-2066 - Additional location
-
1840 Amherst St
Winchester, VA 226012808
(540) 536-8000
fax (540) 536-7780 - Mailing address
-
220 Campus Blvd Ste 320
Winchester, VA 226012889
Credentials & registration
- NPI registered
- December 2007 — 19 yrs on file
- Profile last updated
- October 30, 2025
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 363LA2200X — NUCC code
- State licenses (2)
- Virginia #0024169991 · Virginia #0001236412
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1336322676. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
100
Distinct HCPCS
3
Medicare allowed
$8,772
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 69 | 49 | $73 | |
99239 |
Hospital discharge day management, more than 30 minutes | 20 | 20 | $98 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 11 | 11 | $161 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 33. This provider delivers 3.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
24
Patients
24
Total drug cost
$536
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 24 | 24 | $536 |
Hospital affiliations
Frequently asked questions
What is Dr. Zalwonaka Gainer's medical specialty?
Dr. Zalwonaka Gainer practices Adult Health Nurse Practitioner in Winchester, VA.
Where does Dr. Zalwonaka Gainer practice?
Dr. Zalwonaka Gainer practices at 1880 Amherst Street, Winchester, VA 22601. Office phone: 5406620306.
What is Dr. Zalwonaka Gainer's NPI?
Dr. Zalwonaka Gainer's National Provider Identifier (NPI) is 1336322676, issued by NPPES.
Does Dr. Zalwonaka Gainer accept Medicare assignment?
Yes. Dr. Zalwonaka Gainer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zalwonaka Gainer commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.