Doctor profile · Federal record
Dr. Nicholas Kleen
Physician Assistant · Rancho Santa Margarita, CA
- NPI 1750730651
- Accepts Medicare
- 10 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
34 Calle Maria
Rancho Santa Margarita, CA 926885440
(949) 750-6110
Credentials & registration
- NPI registered
- June 2016 — 10 yrs on file
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1750730651. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
30
Distinct HCPCS
1
Medicare allowed
$2,341
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 30 | 29 | $78 |
In context: peer comparison
Among 6 peers in this city , average services per provider: 39. This provider delivers 0.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
45
Patients
34
Total drug cost
$228
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 19 | 19 | $35 |
| Azithromycin | Generic | 15 | 15 | $74 |
| Fluticasone Propionate | Generic | 11 | 0 | $119 |
Frequently asked questions
What is Dr. Nicholas Kleen's medical specialty?
Dr. Nicholas Kleen practices Physician Assistant in Rancho Santa Margarita, CA.
Where does Dr. Nicholas Kleen practice?
Dr. Nicholas Kleen practices at 34 Calle Maria, Rancho Santa Margarita, CA 926885440. Office phone: 9497506110.
What is Dr. Nicholas Kleen's NPI?
Dr. Nicholas Kleen's National Provider Identifier (NPI) is 1750730651, issued by NPPES.
Does Dr. Nicholas Kleen accept Medicare assignment?
Yes. Dr. Nicholas Kleen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nicholas Kleen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.