Doctor profile · Federal record

Dr. Lia Wystrach, BSN, RN, Mn, FNP-C

Family Nurse Practitioner (CMS: Nurse Practitioner) · Family Nurse Practitioner · Larkspur, CA

  • NPI 1326692708
  • MIPS 90.5 / 100 · 2023
  • 7 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1100 Larkspur Landing Cir Ste 10
Larkspur, CA 949391836
(415) 924-1214
Additional location
10151 Se Sunnyside RD Ste 100
Clackamas, OR 970156913
(503) 659-0880
fax (503) 513-7425
Mailing address
4114 Ne Royal CT Apt A
Portland, OR 972322677

Credentials & registration

NPPES · NUCC
NPI registered
July 2019 — 7 yrs on file
Profile last updated
July 21, 2025
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
California #95035870 · Oregon #201906215NP-PP

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326692708. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
255
Distinct HCPCS
5
Medicare allowed
$22,567
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 150 79 $83
99215 Established patient office or other outpatient visit, 40-54 minutes 46 39 $122
99213 Established patient office or other outpatient visit, 20-29 minutes 26 22 $56
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 20 20 $112
99442 Telephone medical discussion with physician, 11-20 minutes 13 11 $56

In context: peer comparison

Among 2 peers in Larkspur Family Nurse Practitioner, average services per provider: 86. This provider delivers 3.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,715
Patients
845
Total drug cost
$37,694
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 457 154 $5,420
Levothyroxine Sodium Generic 293 81 $3,915
Losartan Potassium Generic 285 79 $3,812
Lisinopril Generic 222 69 $1,522
Amlodipine Besylate Generic 206 59 $1,498
Trazodone Hcl Generic 168 49 $1,990
Gabapentin Generic 158 49 $4,429
Omeprazole Generic 156 63 $1,823
Hydrochlorothiazide Generic 140 42 $701
Alendronate Sodium Generic 126 37 $1,299

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lia Wystrach's medical specialty?
Dr. Lia Wystrach practices Family Nurse Practitioner in Larkspur, CA.
Where does Dr. Lia Wystrach practice?
Dr. Lia Wystrach practices at 1100 Larkspur Landing Cir Ste 10, Larkspur, CA 949391836. Office phone: 4159241214.
What is Dr. Lia Wystrach's NPI?
Dr. Lia Wystrach's National Provider Identifier (NPI) is 1326692708, issued by NPPES.
Does Dr. Lia Wystrach accept Medicare assignment?
Dr. Lia Wystrach does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Lia Wystrach commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.