Matthew Kubasta, NURSE PRACTITIONER
Psychiatric/Mental Health Nurse Practitioner · Concord, CA
Matthew Kubasta, NURSE PRACTITIONER is a psychiatric/mental health nurse practitioner with a practice address in Concord, California, and NPI 1063985455, issued on Jan 8, 2019. Check the license (California 9501588, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Matthew Kubasta
- Credential
- NURSE PRACTITIONER
- Primary taxonomy
- Psychiatric/Mental Health Nurse Practitioner 363LP0808X
- License number
- 9501588 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1420 Willow Pass RD, Concord, CA 94520
- Phone
- (925) 646-5480
- Enumerated
- Jan 8, 2019
- Record last updated
- Dec 20, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20211004001925); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest psychiatric/mental health nurse practitioner records → All 4,226 in California → Look up another NPI →
Also registered at 1420 Willow Pass RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- John AllenMarriage & Family Therapist1225183643
- Leticia Ballesteros, RNAdult Psychiatric/Mental Health Registered Nurse1912051442
- Cheryl Berriman, RNAdult Psychiatric/Mental Health Registered Nurse1568516003
- Elma BesirovicRehabilitation Practitioner1427812627
- Jeffrey BockserMental Health Counselor1285788299
- Candelario Castillo, LCSWClinical Social Worker1730540782
Verify Matthew Kubasta in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 9501588Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024
74 Medicare Part D claims for 27 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 78.7 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Cep America - Psychiatry PCWalnut Creek, CA
- St. Helena HospitalSaint Helena, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Matthew Kubasta among 4,226 psychiatric/mental health nurse practitioner records in California
Matthew Kubasta, NURSE PRACTITIONER is one of 4,226 psychiatric/mental health nurse practitioner records with a practice address in California. 62% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 35% of them.
- NPI issued2019 · 35% of these records are older, 59% newer
- In a Medicare fileYes · 62% of these records are
- In the CMS Doctors and Clinicians fileYes · 46% of these records are
- Graduated2020 · median 2021 among the 1,965 with a school on file
- Record last updated2021 · 16% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatric/Mental Health Nurse Practitioner providers in California
There are 4,226 psychiatric/mental health nurse practitioner records in California.
All 4,226 in California → Every provider in Concord → Psychiatric/Mental Health Nurse Practitioner nationwide →
The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes
- Adam Danko, N.P.Concord, CA 945201821392846
- Michael Dionne, PMHNP-BCConcord, CA 945201336035666
- Sonia Gomez, N.P.Concord, CA 945201013929066
- Gulshan Grewal, NPConcord, CA 945201043147234
- Margaret Johnstone, RN NPConcord, CA 945201134229347
- Olukemi Kuku, DNP, PMHNPConcord, CA 945201114417854
- Sonya Lakha, RNConcord, CA 945201689075251
- Jin LeeConcord, CA 945201306164231
Common questions
What is Matthew Kubasta, NURSE PRACTITIONER's NPI number?
Matthew Kubasta, NURSE PRACTITIONER's National Provider Identifier (NPI) is 1063985455, issued on Jan 8, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Matthew Kubasta, NURSE PRACTITIONER located?
The NPPES record lists a practice address at 1420 Willow Pass RD, Concord, CA, 94520. Phone: (925) 646-5480. Providers update this record themselves, so call before visiting.
How can I verify Matthew Kubasta, NURSE PRACTITIONER's license?
NPPES lists California license number 9501588, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Matthew Kubasta, NURSE PRACTITIONER prescribe under Medicare Part D?
In 2024, Matthew Kubasta, NURSE PRACTITIONER had 74 Medicare Part D claims for 27 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. Part D covers Medicare prescriptions only.
What is Matthew Kubasta, NURSE PRACTITIONER's MIPS final score?
The 2023 MIPS final score is 78.7 of 100, reported for the practice group. 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.