NPPES file of Aug 9, 2026

Katrina Borja Ang, MD

Family Medicine Physician · Santa Clara, CA

Katrina Borja Ang, MD is a family medicine physician with a practice address in Santa Clara, California, and NPI 1073141206, issued on Apr 1, 2020. Check the license (California A189562, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1073141206
Name
Katrina Borja Ang
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A189562 CA
Self-reported in NPPES; status is on the state search
Practice location
2734 EL Camino Real, Santa Clara, CA 95051
Phone
(408) 241-3801
Enumerated
Apr 1, 2020
Record last updated
Oct 10, 2023
Medicare enrollment
Enrolled (PECOS I20231005001680); accepts Medicare assignment
Medical or professional school
Chicago College Of Medicine And Surgery, 2020
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2734 EL Camino Real

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Kerin Arora, MDPediatrics Physician1306284294
  2. Emily Cabebe, MDInternal Medicine Physician1356307474
  3. Kathleen Coquia, D.OFamily Medicine Physician1447784400
  4. Saroja Dandamudi, M.D.Internal Medicine Physician1891768826
  5. Emanuel Elias, M.D.Family Medicine Physician1376860395
  6. Asma Habib, MDInternal Medicine Physician1033225784

Verify Katrina Borja Ang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A189562
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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70% fewer Medicare Part D claims than the average family medicine physician in 2024

1,077 Medicare Part D claims for 234 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Katrina Ang1,077
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium97 claims
  2. Amlodipine Besylate74 claims
  3. Levothyroxine Sodium38 claims
  4. Jardiance37 claims
  5. Fluticasone Propionate36 claims
  6. Lisinopril28 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

  1. Sutter Bay Medical FoundationSanta Clara, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

50 family medicine physician records list a practice address in Santa Clara

They are 50 of the 3,436 NPPES records with a practice address in Santa Clara, and 17,133 family medicine physician records in California.

Other family medicine physician records in California

  1. Omer Aba-Omer, MDSanta Monica, CA1649702093
  2. Michelle Ababa, MDWilmington, CA1710922513
  3. Anna Tzeitel Abalos, MDRoseville, CA1720200017
  4. Adan Abarca, MDAnaheim, CA1760553689
  5. Vanessa Abarca, DOVentura, CA1952040859
  6. Lorraine Abate, M.D.Sacramento, CA1104840008
  7. Robert Abatecola, MDCastro Valley, CA1669551719
  8. Romeo Abaya, M.D.Cottonwood, CA1598053506
  9. Effiem Abbah, MD, MPHSan Francisco, CA1821185133
  10. Khuzeman Abbasi, MDSanta Rosa, CA1841979952

Common questions

What is Katrina Borja Ang, MD's NPI number?

Katrina Borja Ang, MD's National Provider Identifier (NPI) is 1073141206, issued on Apr 1, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Katrina Borja Ang, MD located?

The NPPES record lists a practice address at 2734 EL Camino Real, Santa Clara, CA, 95051. Phone: (408) 241-3801. Providers update this record themselves, so call before visiting.

How can I verify Katrina Borja Ang, MD's license?

NPPES lists California license number A189562, 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 Katrina Borja Ang, MD prescribe under Medicare Part D?

In 2024, Katrina Borja Ang, MD had 1,077 Medicare Part D claims for 234 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.