John Olson, P.A.- C
NPI 1326340225 · Physician Assistant · Temecula, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Olson, P.A.- C is a Physician Assistant provider in Temecula, CA (NPI 1326340225).
Provider details
- NPI number
- 1326340225
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- P.A.- C
- Sex
- Male
- Sole proprietor
- No
- License
- 21362 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
15 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 79 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 235 | 113 |
| Metformin Hcl | 176 | 81 |
| Lisinopril | 138 | 71 |
| Losartan Potassium | 129 | 58 |
| Diclofenac Sodium | 106 | 51 |
| Empagliflozinbrand: Jardiance | 106 | 31 |
| Sitagliptin Phosphatebrand: Januvia |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$383 across 18 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-11-28
- Last updated
- 2010-11-28
Frequently asked questions
- What is John Olson's NPI number?
- John Olson's National Provider Identifier (NPI) is 1326340225, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Olson's specialty?
- John Olson is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is John Olson located?
- John Olson's practice location on file with NPPES is 31675 Calle Barcaldo, Temecula, CA 92592-3611.
- What is John Olson's phone number?
- The practice phone number listed in the NPPES registry for John Olson is (951) 302-0641.
- Does John Olson accept Medicare?
- John Olson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Olson's NPI active?
- Yes — John Olson's NPI (1326340225) is active in the NPPES registry as of the last update on 2010-11-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.