Martha Asuncion Ibarra
Nurse Practitioner · San Diego, CA
Martha Asuncion Ibarra is a nurse practitioner with a practice address in San Diego, California, and NPI 1114957289, issued on Jul 4, 2006. Check the license (California NP12112, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Martha Asuncion Ibarra
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- NP12112 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4290 Polk Ave, San Diego, CA 92105
- Phone
- (619) 563-0507
- Enumerated
- Jul 4, 2006
- Record last updated
- Oct 9, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (619) 563-0015
- Medicare enrollment
- Enrolled (PECOS I20040204000967); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 8,223 in California → Look up another NPI →
Also registered at 4290 Polk Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Della Burns, NPNurse Practitioner1871577023
- Deena Chusid, RDRegistered Dietitian1578865184
- Melissa Fortner, PACMedical Physician Assistant1972584209
Verify Martha Asuncion Ibarra in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license NP12112Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
73% fewer Medicare Part D claims than the average nurse practitioner in 2024
301 Medicare Part D claims for 128 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Rifampin85 claims
- Isoniazid25 claims
- Atorvastatin Calcium16 claims
- Metformin Hcl15 claims
- Tradjenta11 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
- Centro DE Salud DE LA Comunidad DE San Ysidro, Inc.National City, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Martha Asuncion Ibarra among 8,223 nurse practitioner records in California
Martha Asuncion Ibarra 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 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 82% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 42% of these records are
- Graduated2012 · median 2017 among the 3,425 with a school on file
- Record last updated2012 · 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).
Nurse Practitioner providers in California
There are 8,223 nurse practitioner records in California.
All 8,223 in California → Every provider in San Diego → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Janice Baietto, NPSan Diego, CA 921051033195409
- Susan Bonnell, PNP-PCSan Diego, CA 921051790886737
- Della Burns, NPSan Diego, CA 921051871577023
- Michelle Jackson, NPSan Diego, CA 921051093023509
- Anne Morales, NPSan Diego, CA 921051417931668
- Ana Noceda, N.P.San Diego, CA 921051386971760
- Erlinda Ochoa, RN ; NPSan Diego, CA 921051346437464
- Cindy Quinto, CFNPSan Diego, CA 921051902810377
Common questions
What is Martha Asuncion Ibarra's NPI number?
Martha Asuncion Ibarra's National Provider Identifier (NPI) is 1114957289, issued on Jul 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Martha Asuncion Ibarra located?
The NPPES record lists a practice address at 4290 Polk Ave, San Diego, CA, 92105. Phone: (619) 563-0507. Providers update this record themselves, so call before visiting.
How can I verify Martha Asuncion Ibarra's license?
NPPES lists California license number NP12112, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Martha Asuncion Ibarra prescribe under Medicare Part D?
In 2024, Martha Asuncion Ibarra had 301 Medicare Part D claims for 128 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.