Lia Wystrach, BSN, RN, MN, FNP-C
NPI 1326692708 · Family Nurse Practitioner · Larkspur, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lia Wystrach, BSN, RN, MN, FNP-C is a Family Nurse Practitioner provider in Larkspur, CA (NPI 1326692708).
Provider details
- NPI number
- 1326692708
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- BSN, RN, MN, FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- 201906215NP-PP (OR)
Specialties & taxonomies
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
6 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
230 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 96 | $86 |
| 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 | 73 | $15 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 34 | $59 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 15 | $125 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 12 | $70 |
Typical Medicare-allowed amounts for these services range $15–$125 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 85 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 419 | 137 |
| Losartan Potassium | 289 | 81 |
| Levothyroxine Sodium | 251 | 69 |
| Lisinopril | 197 | 57 |
| Amlodipine Besylate | 178 | 53 |
| Hydrochlorothiazide | 132 | 45 |
| Omeprazole |
Practice location
Mailing address
Additional practice locations (1)
- 10151 Se Sunnyside Rd Ste 100Clackamas, OR 97015-6913Phone: (503) 659-0880Fax: (503) 513-7425
Registry dates
- Enumerated
- 2019-07-24
- Last updated
- 2025-07-21
- Certified
- 2025-07-21
Frequently asked questions
- What is Lia Wystrach's NPI number?
- Lia Wystrach's National Provider Identifier (NPI) is 1326692708, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lia Wystrach's specialty?
- Lia Wystrach is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Lia Wystrach located?
- Lia Wystrach's practice location on file with NPPES is 1100 Larkspur Landing Cir Ste 10, Larkspur, CA 94939-1836.
- What is Lia Wystrach's phone number?
- The practice phone number listed in the NPPES registry for Lia Wystrach is (415) 924-1214.
- Does Lia Wystrach accept Medicare?
- Lia Wystrach is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lia Wystrach's NPI active?
- Yes — Lia Wystrach's NPI (1326692708) is active in the NPPES registry as of the last update on 2025-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.