NPPES file of Aug 9, 2026

Steven Dominguez, MD

Internal Medicine Physician · Newport Beach, CA

Steven Dominguez, MD is an internal medicine physician with a practice address in Newport Beach, California, and NPI 1699838375, issued on Dec 18, 2006. Check the license (California A48186, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1699838375
Name
Steven Dominguez
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A48186 CA
Self-reported in NPPES; status is on the state search
Practice location
3101 W Coast Hwy, Newport Beach, CA 92663
Phone
(714) 761-3901
Enumerated
Dec 18, 2006
Record last updated
Aug 3, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(714) 821-6392
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 3101 W Coast Hwy

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Shannon Beauchamp, CADCII, ICADCAddiction (Substance Use Disorder) Counselor1902357189
  2. Michelle MatusoffClinical Psychologist1609815026

Verify Steven Dominguez in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A48186
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Industry payments in 2024: $138.58

2 payments; by number, the most common kind was food and beverage; the largest payer was Smith+Nephew, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Steven Dominguez$138.58
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Steven Dominguez among 17,696 internal medicine physician records in California

Steven Dominguez, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 56% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2010 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

94 internal medicine physician records list a practice address in Newport Beach

They are 94 of the 4,414 NPPES records with a practice address in Newport Beach, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. David Brouwer, MDNewport Beach, CA 926631629018544
  2. William Bruce, MDNewport Beach, CA 926631265490890
  3. Gary Carlson, MDNewport Beach, CA 926631497700116
  4. David Chun, MDNewport Beach, CA 926631730152976
  5. Dennis Jordanides, M.D.Newport Beach, CA 926631285638031
  6. Kambiz Karimi, MDNewport Beach, CA 926631720061823
  7. Gregory Katz, MDNewport Beach, CA 926631184674178
  8. Cameron Khavarian, M.D.Newport Beach, CA 926631104871938

Common questions

What is Steven Dominguez, MD's NPI number?

Steven Dominguez, MD's National Provider Identifier (NPI) is 1699838375, issued on Dec 18, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Steven Dominguez, MD located?

The NPPES record lists a practice address at 3101 W Coast Hwy, Newport Beach, CA, 92663. Phone: (714) 761-3901. Providers update this record themselves, so call before visiting.

How can I verify Steven Dominguez, MD's license?

NPPES lists California license number A48186, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.