Doctor profile · Federal record
Dr. Derek Johnson, MD
Pediatric Allergy/Immunology Physician (CMS: Allergy/Immunology) · Fairfax, VA
- NPI 1285622183
- Accepts Medicare
- 31 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
3903A Fair Ridge Dr
Fairfax, VA 220332938
(703) 648-0030
fax (703) 648-9028
Credentials & registration
- NPI registered
- October 2005 — 21 yrs on file
- Profile last updated
- February 27, 2017
- Year of graduation
- 1995 — 31 yrs since
- Specialty taxonomy
- 2080P0201X — NUCC code
- State license (1)
- Pennsylvania #MD 065160L
- Medicaid
- PA #0018751530003
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1285622183. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,622
Distinct HCPCS
6
Medicare allowed
$43,455
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
95004 |
Test for allergy using allergenic extract | 1,403 | 40 | $5 | |
95165 |
Professional service for preparation and provision of 1 or more antigens | 790 | 16 | $18 | |
95117 |
Professional service for multiple injections of allergen | 249 | 12 | $14 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 109 | 75 | $96 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 46 | 46 | $178 | |
94010 |
Test to measure expiratory airflow and volume | 25 | 23 | $28 |
In context: peer comparison
Among 1 peers in Fairfax Pediatric Allergy/Immunology Physician, average services per provider: 437. This provider delivers 6.0× the peer median.Open Payments
Industry payments received
All-time total
$33,206
Transactions
116
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals Lp | 31 | $16,049.75 | |
| Optinose US, INC. | 24 | $13,677.68 | |
| Genzyme Corporation | 11 | $1,740.06 | |
| GlaxoSmithKline, LLC. | 17 | $481.33 | |
| Pfizer INC. | 8 | $252.19 | |
| Blueprint Medicines Corporation | 2 | $222.89 | |
| Kaleo, INC. | 5 | $163.55 | |
| Csl Behring | 5 | $147.95 | |
| Regeneron Healthcare Solutions, INC. | 2 | $133.09 | |
| Amgen INC. | 3 | $70.78 | |
| Pharming Healthcare, INC. | 2 | $51.69 | |
| Grifols USA, LLC | 2 | $48.34 | |
| Kedrion Biopharma, INC. | 2 | $43.99 | |
| Genentech USA, INC. | 1 | $33.71 | |
| Lilly USA, LLC | 1 | $29.24 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
75
Patients
0
Total drug cost
$154,071
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Montelukast Sodium | Generic | 25 | 0 | $498 |
| Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) | Brand | 14 | 0 | $17,235 |
| Alvesco (Ciclesonide) | Brand | 13 | 0 | $4,758 |
| Xhance (Fluticasone Propionate) | Brand | 12 | 0 | $11,441 |
| Nucala (Mepolizumab) | Brand | 11 | 0 | $120,139 |
Frequently asked questions
What is Dr. Derek Johnson's medical specialty?
Dr. Derek Johnson practices Pediatric Allergy/Immunology Physician in Fairfax, VA.
Where does Dr. Derek Johnson practice?
Dr. Derek Johnson practices at 3903A Fair Ridge Dr, Fairfax, VA 220332938. Office phone: 7036480030.
What is Dr. Derek Johnson's NPI?
Dr. Derek Johnson's National Provider Identifier (NPI) is 1285622183, issued by NPPES.
Does Dr. Derek Johnson accept Medicare assignment?
Yes. Dr. Derek Johnson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Derek Johnson commonly perform?
Top Medicare-reported procedures in 2023: Test for allergy using allergenic extract (HCPCS 95004); Professional service for preparation and provision of 1 or more antigens (HCPCS 95165); Professional service for multiple injections of allergen (HCPCS 95117). Source: CMS Medicare Physician & Other Practitioners file.