Orena Massachi, PA
Physician Assistant · Los Angeles, CA
Orena Massachi, PA is a physician assistant with a practice address in Los Angeles, California, and NPI 1417638115, issued on Jul 26, 2023. Check the license (California PA63743, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Orena Massachi
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA63743 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1127 Wilshire Blvd Ste 800, Los Angeles, CA 90017
- Phone
- (213) 839-1119
- Enumerated
- Jul 26, 2023
- Record last updated
- Feb 5, 2024
- Fax
- (213) 839-1120
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 1127 Wilshire Blvd Ste 800
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Orena Massachi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA63743Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.1 times the Medicare Part D claims of the average physician assistant in 2024
3,434 Medicare Part D claims for 376 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 742 claims were for opioids.
Most prescribed
- Gabapentin606 claims
- Hydrocodone-Acetaminophen383 claims
- Pregabalin356 claims
- Diclofenac Sodium193 claims
- Cyclobenzaprine Hcl181 claims
- Baclofen175 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: $1,073.71
46 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, 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.
Orena Massachi among 14,451 physician assistant records in California
Orena Massachi, PA 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 2023, is newer than 80% of them.
- NPI issued2023 · 80% of these records are older, 13% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2024 · 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).
935 physician assistant records list a practice address in Los Angeles
They are 935 of the 69,537 NPPES records with a practice address in Los Angeles, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Los Angeles → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
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- John Giannini, PALos Angeles, CA 900171336262070
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Common questions
What is Orena Massachi, PA's NPI number?
Orena Massachi, PA's National Provider Identifier (NPI) is 1417638115, issued on Jul 26, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Orena Massachi, PA located?
The NPPES record lists a practice address at 1127 Wilshire Blvd Ste 800, Los Angeles, CA, 90017. Phone: (213) 839-1119. Providers update this record themselves, so call before visiting.
How can I verify Orena Massachi, PA's license?
NPPES lists California license number PA63743, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Orena Massachi, PA prescribe under Medicare Part D?
In 2024, Orena Massachi, PA had 3,434 Medicare Part D claims for 376 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.