Doctor profile · Federal record
Dr. John Nicolaisen, PA
Medical Physician Assistant (CMS: Physician Assistant) · Apple Valley, CA
- NPI 1548666738
- Accepts Medicare
- 12 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
18523 Corwin RD Ste G
Apple Valley, CA 923072300
(760) 242-3376 - Mailing address
-
Po Box 4057
Blue Jay, CA 923174057
Credentials & registration
- NPI registered
- November 2014 — 12 yrs on file
- Profile last updated
- September 11, 2017
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 363AM0700X — NUCC code
- State license (1)
- California #PA52168
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1548666738. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$111
Transactions
4
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbott Laboratories | 3 | $55.92 | |
| Boston Scientific Corporation | 1 | $55.37 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
407
Patients
162
Total drug cost
$11,158
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Triamcinolone Acetonide | Generic | 130 | 63 | $1,631 |
| Fluocinonide | Generic | 47 | 20 | $1,640 |
| Ketoconazole | Generic | 46 | 22 | $730 |
| Clobetasol Propionate | Generic | 37 | 14 | $1,275 |
| Fluorouracil | Generic | 33 | 29 | $3,164 |
| Methotrexate (Methotrexate Sodium) | Brand | 30 | 0 | $429 |
| Doxycycline Hyclate | Generic | 21 | 14 | $626 |
| Folic Acid | Generic | 19 | 0 | $45 |
| Clindamycin Phosphate | Generic | 15 | 0 | $745 |
| Imiquimod | Generic | 15 | 0 | $269 |
Frequently asked questions
What is Dr. John Nicolaisen's medical specialty?
Dr. John Nicolaisen practices Medical Physician Assistant in Apple Valley, CA.
Where does Dr. John Nicolaisen practice?
Dr. John Nicolaisen practices at 18523 Corwin RD Ste G, Apple Valley, CA 923072300. Office phone: 7602423376.
What is Dr. John Nicolaisen's NPI?
Dr. John Nicolaisen's National Provider Identifier (NPI) is 1548666738, issued by NPPES.
Does Dr. John Nicolaisen accept Medicare assignment?
Yes. Dr. John Nicolaisen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.