Katherine Barberis, AGACNP-BC
Cardiovascular Disease Physician · Fountain Valley, CA
Katherine Barberis, AGACNP-BC is a cardiovascular disease physician with a practice address in Fountain Valley, California, and NPI 1073288437, issued on Aug 9, 2021. Check the license (California 95018032, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Katherine Barberis
- Credential
- AGACNP-BC
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- 95018032 CA
Self-reported in NPPES; status is on the state search - Practice location
- 11250 Warner Ave # 39, Fountain Valley, CA 92708
- Phone
- (651) 442-8132
- Enumerated
- Aug 9, 2021
- Record last updated
- Aug 9, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Verify Katherine Barberis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 95018032Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024
56 Medicare Part D claims for 25 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D.
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.
Industry payments in 2024: $113.52
5 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Cardiovascular Disease Physician providers in California
There are 2,574 cardiovascular disease physician records in California.
All 2,574 in California → Every provider in Fountain Valley →
Other cardiovascular disease physician records in California
- Abdul Abbasi, MDLong Beach, CA1710071717
- Siddique Abbasi, MDThousand Oaks, CA1528076718
- Lillian Abdelmalek, MDSacramento, CA1881343796
- Robin Abdelmalik, M.D. FACCTemecula, CA1275656662
- Roberto Abdelnur, MDEl Centro, CA1982648606
- Sohail Abdi-Moradi, M.D.Moorpark, CA1376862938
- Nadia Abelhad, M.D.Chula Vista, CA1619400801
- Georges Abou Rjaili, MDRiverside, CA1073896544
- Jamil Aboulhosn, MDLos Angeles, CA1356382717
- Maria Abraham, M.D.San Francisco, CA1669436960
Common questions
What is Katherine Barberis, AGACNP-BC's NPI number?
Katherine Barberis, AGACNP-BC's National Provider Identifier (NPI) is 1073288437, issued on Aug 9, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Barberis, AGACNP-BC located?
The NPPES record lists a practice address at 11250 Warner Ave # 39, Fountain Valley, CA, 92708. Phone: (651) 442-8132. Providers update this record themselves, so call before visiting.
How can I verify Katherine Barberis, AGACNP-BC's license?
NPPES lists California license number 95018032, 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.
How much does Katherine Barberis, AGACNP-BC prescribe under Medicare Part D?
In 2024, Katherine Barberis, AGACNP-BC had 56 Medicare Part D claims for 25 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. 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.