Doctor profile · Federal record
Dr. Mackenzie Pennington, PA-C
Physician Assistant · Los Angeles, CA
- NPI 1992002570
- Accepts Medicare
- 16 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1225 Wilshire Blvd
Los Angeles, CA 900171901
(323) 226-6801 - Additional location
-
18300 Yorba Linda Blvd, Ste. 201
Yorba Linda, CA 928864052
(714) 577-6000 - Mailing address
-
Po Box 31309
Los Angeles, CA 900310309
Credentials & registration
- NPI registered
- February 2011 — 15 yrs on file
- Profile last updated
- March 17, 2018
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- California #PA21245
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1992002570. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
138
Distinct HCPCS
4
Medicare allowed
$15,088
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99284 |
Emergency department visit with moderate level of medical decision making | 65 | 65 | $107 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 31 | 31 | $84 | |
99285 |
Emergency department visit with high level of medical decision making | 31 | 31 | $156 | |
99283 |
Emergency department visit with low level of medical decision making | 11 | 11 | $64 |
In context: peer comparison
Among 120 peers in Los Angeles Physician Assistant, average services per provider: 176. This provider delivers 0.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
219
Patients
215
Total drug cost
$2,108
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Azithromycin | Generic | 48 | 48 | $224 |
| Cephalexin | Generic | 39 | 38 | $314 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 25 | 25 | $808 |
| Baclofen | Generic | 23 | 22 | $103 |
| Amoxicillin | Generic | 17 | 17 | $79 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 15 | 15 | $48 |
| Ondansetron Odt (Ondansetron) | Brand | 15 | 15 | $69 |
| Diclofenac Sodium | Generic | 14 | 13 | $387 |
| Acetaminophen-Codeine (Acetaminophen With Codeine) | Brand | 12 | 11 | $40 |
| Prednisone | Generic | 11 | 11 | $35 |
Frequently asked questions
What is Dr. Mackenzie Pennington's medical specialty?
Dr. Mackenzie Pennington practices Physician Assistant in Los Angeles, CA.
Where does Dr. Mackenzie Pennington practice?
Dr. Mackenzie Pennington practices at 1225 Wilshire Blvd, Los Angeles, CA 900171901. Office phone: 3232266801.
What is Dr. Mackenzie Pennington's NPI?
Dr. Mackenzie Pennington's National Provider Identifier (NPI) is 1992002570, issued by NPPES.
Does Dr. Mackenzie Pennington accept Medicare assignment?
Yes. Dr. Mackenzie Pennington accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mackenzie Pennington commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Established patient office or other outpatient visit (HCPCS 99213); Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.