Doctor profile · Federal record

Dr. Maria Ambrosini, FNP

Nurse Practitioner · Nurse Practitioner · Ladera Ranch, CA

  • NPI 1750898441
  • 8 yrs on file
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
333 Corporate Dr Ste 200
Ladera Ranch, CA 926942179
(949) 347-7200
fax (949) 347-7217
Mailing address
24422 Avenida de la Carlota Ste 300
Laguna Hills, CA 926533628

Credentials & registration

NPPES · NUCC
NPI registered
January 2018 — 8 yrs on file
Profile last updated
March 2, 2022
Specialty taxonomy
363L00000X — NUCC code
State licenses (2)
California #95017172 · North Carolina #AMBR-6FP0U6

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1750898441. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,236
Transactions
45
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
GENZYME CORPORATION 11 $268.18
ABBVIE INC. 8 $196.38
Ortho Dermatologics, a division of Bausch Health US, LLC 4 $189.83
Galderma Laboratories, L.P. 2 $107.07
SANOFI-AVENTIS U.S. LLC 1 $98.99
Lilly USA, LLC 6 $90.98
PFIZER INC. 4 $80.12
LEO Pharma Inc. 2 $58.00
Regeneron Healthcare Solutions, Inc. 2 $42.11
Incyte Corporation 2 $33.81
Krystal Biotech Inc 1 $29.78
Journey Medical Corporation 1 $23.73
Dermavant Sciences, Inc. 1 $17.45

By nature of payment

Food and Beverage
$1,137
Education
$99

Frequently asked questions

Auto-generated from federal data
What is Dr. Maria Ambrosini's medical specialty?
Dr. Maria Ambrosini practices Nurse Practitioner in Ladera Ranch, CA.
Where does Dr. Maria Ambrosini practice?
Dr. Maria Ambrosini practices at 333 Corporate Dr Ste 200, Ladera Ranch, CA 926942179. Office phone: 9493477200.
What is Dr. Maria Ambrosini's NPI?
Dr. Maria Ambrosini's National Provider Identifier (NPI) is 1750898441, issued by NPPES.