Doctor profile · Federal record

Dr. Lillian Pak, FNP-C

Family Nurse Practitioner (CMS: Nurse Practitioner) · Registered Nurse · Lompoc, CA

  • NPI 1629690946
  • Accepts Medicare
  • 6 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
127 W Pine Ave
Lompoc, CA 934364023
(805) 740-2000

Credentials & registration

NPPES · NUCC
NPI registered
May 2020 — 6 yrs on file
Profile last updated
July 22, 2021
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
California #95016654 · California #9502258

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629690946. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,031
Transactions
19
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 10 $487.89
Ardelyx, INC. 3 $142.53
Alexion Pharmaceuticals, INC. 1 $135.00
Calliditas Therapeutics US INC. 2 $130.41
GlaxoSmithKline, LLC. 1 $91.25
Akebia Therapeutics INC 2 $44.05

By nature of payment

Food and Beverage
$1,007
Education
$25

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
970
Patients
198
Total drug cost
$314,970
Drug Type Claims Patients Total cost
Hydralazine Hcl Generic 146 30 $2,304
Amlodipine Besylate Generic 139 28 $1,457
Lokelma (Sodium Zirconium Cyclosilicate) Brand 103 19 $82,696
Metoprolol Succinate Generic 90 11 $1,146
Losartan Potassium Generic 75 25 $1,684
Velphoro (Sucroferric Oxyhydroxide) Brand 73 0 $161,405
Calcium Acetate Generic 61 24 $6,847
Carvedilol Generic 60 18 $1,079
Olmesartan Medoxomil Generic 53 15 $2,554
Nifedipine ER (Nifedipine) Brand 45 14 $3,388

Frequently asked questions

Auto-generated from federal data
What is Dr. Lillian Pak's medical specialty?
Dr. Lillian Pak practices Family Nurse Practitioner in Lompoc, CA.
Where does Dr. Lillian Pak practice?
Dr. Lillian Pak practices at 127 W Pine Ave, Lompoc, CA 934364023. Office phone: 8057402000.
What is Dr. Lillian Pak's NPI?
Dr. Lillian Pak's National Provider Identifier (NPI) is 1629690946, issued by NPPES.
Does Dr. Lillian Pak accept Medicare assignment?
Yes. Dr. Lillian Pak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.