Justin Mikesell
Physician Assistant · Thousand Oaks, CA
Justin Mikesell is a physician assistant with a practice address in Thousand Oaks, California, and NPI 1649991720, issued on Sep 7, 2022. Check the license (California 61471, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Justin Mikesell
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 61471 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3095 Old Conejo RD Ste 200, Thousand Oaks, CA 91320
- Phone
- (805) 298-7034
- Enumerated
- Sep 7, 2022
- Record last updated
- Sep 7, 2022
- Medicare enrollment
- Enrolled (PECOS I20221020001111); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 3095 Old Conejo RD Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kaylie BalvanedaPhysician Assistant1568357796
- Chase DiegoMedical Physician Assistant1306623525
- Sabreen Faqihi, MDDermatology Physician1588126148
- Marissa King, PA-CPhysician Assistant1174259154
- Jephryn Lee, PAPhysician Assistant1336800416
- Sophia LeePhysician Assistant1992669451
Verify Justin Mikesell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 61471Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average physician assistant in 2024
138 Medicare Part D claims for 57 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Hydroxyzine Hcl24 claims
- Ketoconazole13 claims
- Cosentyx Sensoready (2 Pens)12 claims
- Alclometasone Dipropionate11 claims
- Tacrolimus11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $1,236.77
48 payments; by number, the most common kind was food and beverage; the largest payer was Arcutis Biotherapeutics, Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Pacifica DermatologyCamarillo, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Justin Mikesell among 14,451 physician assistant records in California
Justin Mikesell is one of 14,451 physician assistant records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 73% of them.
- NPI issued2022 · 73% of these records are older, 20% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2022 · median 2018 among the 7,214 with a school on file
- Record last updated2022 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
40 physician assistant records list a practice address in Thousand Oaks
They are 40 of the 2,434 NPPES records with a practice address in Thousand Oaks, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Thousand Oaks → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Kaylie BalvanedaThousand Oaks, CA 913201568357796
- Pauntea Bral, PA-CThousand Oaks, CA 913201184438129
- Sarah Hazany, PA-CNewbury Park, CA 913201093253437
- Marissa King, PA-CThousand Oaks, CA 913201174259154
- Jephryn Lee, PAThousand Oaks, CA 913201336800416
- Sophia LeeThousand Oaks, CA 913201992669451
- David Leventer, PAThousand Oaks, CA 913201861121584
- Cel Kristian MilanThousand Oaks, CA 913201295596245
Common questions
What is Justin Mikesell's NPI number?
Justin Mikesell's National Provider Identifier (NPI) is 1649991720, issued on Sep 7, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Justin Mikesell located?
The NPPES record lists a practice address at 3095 Old Conejo RD Ste 200, Thousand Oaks, CA, 91320. Phone: (805) 298-7034. Providers update this record themselves, so call before visiting.
How can I verify Justin Mikesell's license?
NPPES lists California license number 61471, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Justin Mikesell prescribe under Medicare Part D?
In 2024, Justin Mikesell had 138 Medicare Part D claims for 57 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.