Naomi Bjornstad, PA-C
NPI 1336337799 · Physician Assistant · Lost Hills, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Naomi Bjornstad, PA-C is a Physician Assistant provider in Lost Hills, CA (NPI 1336337799).
Provider details
- NPI number
- 1336337799
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- PA19334 (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 tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
137 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 73 | $154 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 45 | $107 |
| X-Ray of Chest, 1 View71045 | 19 | $8 |
Typical Medicare-allowed amounts for these services range $8–$154 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cephalexin | 23 | 23 |
| Azithromycin | 15 | 14 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 13 | 13 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 12 | 11 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 12 | 12 |
| Naproxen | 11 | 11 |
| Prednisone |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-10-11
- Last updated
- 2021-12-01
- Certified
- 2021-12-01
Frequently asked questions
- What is Naomi Bjornstad's NPI number?
- Naomi Bjornstad's National Provider Identifier (NPI) is 1336337799, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Naomi Bjornstad's specialty?
- Naomi Bjornstad is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Naomi Bjornstad located?
- Naomi Bjornstad's practice location on file with NPPES is 13646 Highway 33, Lost Hills, CA 93249-9719.
- What is Naomi Bjornstad's phone number?
- The practice phone number listed in the NPPES registry for Naomi Bjornstad is (661) 797-6691.
- Does Naomi Bjornstad accept Medicare?
- Naomi Bjornstad is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Naomi Bjornstad's NPI active?
- Yes — Naomi Bjornstad's NPI (1336337799) is active in the NPPES registry as of the last update on 2021-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.