Ashley Schnell, PA-C
NPI 1720384837 · Physician Assistant · Stanford, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ashley Schnell, PA-C is a Physician Assistant provider in Stanford, CA (NPI 1720384837).
Provider details
- NPI number
- 1720384837
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 53112 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
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
15 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
118 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 82 | $64 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 36 | $45 |
Typical Medicare-allowed amounts for these services range $45–$64 (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 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin | 254 | 144 |
| Celecoxib | 120 | 46 |
| Oxycodone Hcl | 102 | 56 |
| Clindamycin Hcl | 55 | 40 |
| Diclofenac Sodium | 54 | 27 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 41 | 20 |
| Meloxicam | 37 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-02-07
- Last updated
- 2025-12-23
- Certified
- 2025-12-23
Frequently asked questions
- What is Ashley Schnell's NPI number?
- Ashley Schnell's National Provider Identifier (NPI) is 1720384837, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ashley Schnell's specialty?
- Ashley Schnell is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ashley Schnell located?
- Ashley Schnell's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Ashley Schnell's phone number?
- The practice phone number listed in the NPPES registry for Ashley Schnell is (650) 723-4000.
- Does Ashley Schnell accept Medicare?
- Ashley Schnell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ashley Schnell's NPI active?
- Yes — Ashley Schnell's NPI (1720384837) is active in the NPPES registry as of the last update on 2025-12-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.