Doctor profile · Federal record

Dr. Maria Katrina Dominguez, D.O.

Family Medicine Physician (CMS: Family Practice) · Santa Ana, CA

  • NPI 1205100344
  • Accepts Medicare
  • 16 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3401 S Harbor Blvd
Santa Ana, CA 927047933
(888) 988-2800

Credentials & registration

NPPES · NUCC
NPI registered
March 2012 — 14 yrs on file
Profile last updated
November 29, 2021
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #20A12051

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205100344. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$14
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Masimo Corporation 1 $14.05

By nature of payment

Food and Beverage
$14

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,000
Patients
355
Total drug cost
$14,089
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 156 59 $2,078
Rosuvastatin Calcium Generic 125 46 $1,600
Lisinopril Generic 93 36 $1,172
Levothyroxine Sodium Generic 85 32 $1,868
Amlodipine Besylate Generic 76 28 $980
Losartan Potassium Generic 65 23 $782
Gabapentin Generic 57 18 $1,371
Metformin Hcl Generic 56 22 $683
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 51 0 $847
Glipizide Generic 46 20 $641

Frequently asked questions

Auto-generated from federal data
What is Dr. Maria Katrina Dominguez's medical specialty?
Dr. Maria Katrina Dominguez practices Family Medicine Physician in Santa Ana, CA.
Where does Dr. Maria Katrina Dominguez practice?
Dr. Maria Katrina Dominguez practices at 3401 S Harbor Blvd, Santa Ana, CA 927047933. Office phone: 8889882800.
What is Dr. Maria Katrina Dominguez's NPI?
Dr. Maria Katrina Dominguez's National Provider Identifier (NPI) is 1205100344, issued by NPPES.
Does Dr. Maria Katrina Dominguez accept Medicare assignment?
Yes. Dr. Maria Katrina Dominguez accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.