Karen Matsumoto Deck, N.P.
Family Nurse Practitioner · Irvine, CA
Karen Matsumoto Deck, N.P. is a family nurse practitioner with a practice address in Irvine, California, and NPI 1265652671, issued on Apr 26, 2007. Check the license (California V255490, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Karen Matsumoto Deck
- Credential
- N.P.
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- V255490 CA
Self-reported in NPPES; status is on the state search - Practice location
- 19722 Macarthur Blvd, Irvine, CA 92612
- Phone
- (949) 824-8770
- Enumerated
- Apr 26, 2007
- Record last updated
- Nov 9, 2022
- Entity
- Type 1 · individual
Also registered at 19722 Macarthur Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Diane Basurto, RDRegistered Dietitian1316501539
- Hyejin Cho, RDRegistered Dietitian1053137133
- Marion Fedoruk, MDOccupational Medicine Physician1265500581
- Amanda Gebhart, RD, CNSCRegistered Dietitian1841956422
- Jean Gehricke, PH.D.Clinical Psychologist1073742854
- Juliette Gonzalez, RDRegistered Dietitian1598482176
Verify Karen Matsumoto Deck in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license V255490Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
152 family nurse practitioner records list a practice address in Irvine
They are 152 of the 7,778 NPPES records with a practice address in Irvine, and 16,966 family nurse practitioner records in California.
All 152 in Irvine → All 16,966 in California → Every provider in Irvine →
Other family nurse practitioner records in California
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- Paris Gilbert Russ AaronSacramento, CA1871079111
- Tiffanne Aaronsen, FNPIndio, CA1568191807
- Alvin Joseph Abad, FNP-CSan Francisco, CA1154919306
- Frances Abad, FNPLos Angeles, CA1053504514
- Nnenna AbaezeLong Beach, CA1457820763
- Raymond Abagat, FNPTorrance, CA1306685821
- Ashley AbalCastaic, CA1740140698
Common questions
What is Karen Matsumoto Deck, N.P.'s NPI number?
Karen Matsumoto Deck, N.P.'s National Provider Identifier (NPI) is 1265652671, issued on Apr 26, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Karen Matsumoto Deck, N.P. located?
The NPPES record lists a practice address at 19722 Macarthur Blvd, Irvine, CA, 92612. Phone: (949) 824-8770. Providers update this record themselves, so call before visiting.
How can I verify Karen Matsumoto Deck, N.P.'s license?
NPPES lists California license number V255490, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
What is Karen Matsumoto Deck, N.P.'s MIPS final score?
The 2023 MIPS final score is 100 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.