Alyssa Wyllie, FNP-C
NPI 1023725454 · Family Nurse Practitioner · Visalia, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alyssa Wyllie, FNP-C is a Family Nurse Practitioner provider in Visalia, CA (NPI 1023725454).
Provider details
- NPI number
- 1023725454
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- 95023208 (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
3 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,446 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 863 | $111 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 188 | $14 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 164 | $9 |
| Automated Urinalysis Test81003 | 71 | $2 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 67 | $57 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 75 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 104 | 39 |
| Levothyroxine Sodium | 98 | 34 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 90 | 75 |
| Azithromycin | 87 | 58 |
| Lisinopril | 66 | 23 |
| Amlodipine Besylate | 64 | 23 |
| Rosuvastatin Calcium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,938 across 115 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
- 2022-11-04
- Last updated
- 2025-08-13
- Certified
- 2025-08-13
Frequently asked questions
- What is Alyssa Wyllie's NPI number?
- Alyssa Wyllie's National Provider Identifier (NPI) is 1023725454, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alyssa Wyllie's specialty?
- Alyssa Wyllie is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Alyssa Wyllie located?
- Alyssa Wyllie's practice location on file with NPPES is 3130 W Caldwell Ave, Visalia, CA 93277-7063.
- What is Alyssa Wyllie's phone number?
- The practice phone number listed in the NPPES registry for Alyssa Wyllie is (559) 635-7800.
- Does Alyssa Wyllie accept Medicare?
- Alyssa Wyllie is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alyssa Wyllie's NPI active?
- Yes — Alyssa Wyllie's NPI (1023725454) is active in the NPPES registry as of the last update on 2025-08-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.