Marie-Claire Lucia Barnaba, NP
Nurse Practitioner · Concord, CA
Marie-Claire Lucia Barnaba, NP is a nurse practitioner with a practice address in Concord, California, and NPI 1518018696, issued on Jan 15, 2007. Check the license (California 600972, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marie-Claire Lucia Barnaba
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 600972 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2299 Bacon St, Concord, CA 94520
- Phone
- (925) 676-3450
- Enumerated
- Jan 15, 2007
- Record last updated
- Jan 3, 2022
- Medicare enrollment
- Enrolled (PECOS I20131205000118); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 8,223 in California → Look up another NPI →
Also registered at 2299 Bacon St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sloane Blair, CPNP-PCPediatric Nurse Practitioner1568917540
- Elizabeth Gumas, NPNurse Practitioner1801843792
- John Hadley, M.D.Pulmonary Disease Physician1750392437
- Sara Huerta, ARNPNurse Practitioner1740204213
- Hiromi Takekuma, D.O.Pulmonary Disease Physician1275544389
- Lucia Yang, M.D.Specialist1407890205
Verify Marie-Claire Lucia Barnaba in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 600972Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
23% fewer Medicare Part D claims than the average nurse practitioner in 2024
858 Medicare Part D claims for 327 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.
Most prescribed
- Estradiol279 claims
- Myrbetriq125 claims
- Trospium Chloride104 claims
- Estring77 claims
- Mirabegron Er50 claims
- Clobetasol Propionate34 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.
Bills Medicare through one group practice
- Permanente Medical Group IncVallejo, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marie-Claire Lucia Barnaba among 8,223 nurse practitioner records in California
Marie-Claire Lucia Barnaba, NP is one of 8,223 nurse practitioner records with a practice address in California. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 18% of them.
- NPI issued2007 · 18% of these records are older, 73% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 42% of these records are
- Graduated2002 · median 2017 among the 3,425 with a school on file
- Record last updated2022 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
37 nurse practitioner records list a practice address in Concord
They are 37 of the 9,328 NPPES records with a practice address in Concord, and 8,223 nurse practitioner records in California.
All 8,223 in California → Every provider in Concord → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Irina Abovsky-Akkerman, NPConcord, CA 945201982769345
- Christine Costa, NPConcord, CA 945201194875047
- Katrece Davis, NPConcord, CA 945201497800015
- Constance Dimidjian, NPConcord, CA 945201639224637
- Janet ElderConcord, CA 945201942352752
- Michelle Fahlsing, NPConcord, CA 945201124173117
- Elizabeth Gumas, NPConcord, CA 945201801843792
- Debra Hall, NPConcord, CA 945201700936655
Common questions
What is Marie-Claire Lucia Barnaba, NP's NPI number?
Marie-Claire Lucia Barnaba, NP's National Provider Identifier (NPI) is 1518018696, issued on Jan 15, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Marie-Claire Lucia Barnaba, NP located?
The NPPES record lists a practice address at 2299 Bacon St, Concord, CA, 94520. Phone: (925) 676-3450. Providers update this record themselves, so call before visiting.
How can I verify Marie-Claire Lucia Barnaba, NP's license?
NPPES lists California license number 600972, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Marie-Claire Lucia Barnaba, NP prescribe under Medicare Part D?
In 2024, Marie-Claire Lucia Barnaba, NP had 858 Medicare Part D claims for 327 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.
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.