Ernest Stock, PA
NPI 1548735350 · Physician Assistant · Temecula, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ernest Stock, PA is a Physician Assistant provider in Temecula, CA (NPI 1548735350).
Provider details
- NPI number
- 1548735350
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Male
- Sole proprietor
- Yes
- License
- 56082 (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 tenure25% of score
7 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
809 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 246 | $79 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 226 | $111 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 217 | $79 |
| Automated Urinalysis Test81003 | 100 | $2 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 20 | $13 |
Typical Medicare-allowed amounts for these services range $2–$111 (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 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azithromycin | 292 | 283 |
| Methylprednisolone | 192 | 188 |
| Cephalexin | 99 | 96 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 98 | 93 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 79 | 71 |
| Doxycycline Hyclate | 73 | 71 |
| Ciprofloxacin Hcl | 73 | 69 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$32 across 2 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
Additional practice locations (1)
- 28780 Single Oak Dr Ste 160Temecula, CA 92590Phone: (951) 676-4193Fax: (951) 252-2489
Registry dates
- Enumerated
- 2018-10-08
- Last updated
- 2025-10-22
- Certified
- 2025-10-22
Frequently asked questions
- What is Ernest Stock's NPI number?
- Ernest Stock's National Provider Identifier (NPI) is 1548735350, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ernest Stock's specialty?
- Ernest Stock is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ernest Stock located?
- Ernest Stock's practice location on file with NPPES is 31720 Temecula Pkwy Ste 100, Temecula, CA 92592-5895.
- What is Ernest Stock's phone number?
- The practice phone number listed in the NPPES registry for Ernest Stock is (951) 225-6838.
- Does Ernest Stock accept Medicare?
- Ernest Stock is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ernest Stock's NPI active?
- Yes — Ernest Stock's NPI (1548735350) is active in the NPPES registry as of the last update on 2025-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.