NPPES file of Aug 9, 2026

Kristina Mercado

Obstetrics & Gynecology Physician · Loma Linda, CA

Kristina Mercado is an obstetrics & gynecology physician with a practice address in Loma Linda, California, and NPI 1780247536, issued on Apr 17, 2019. Check the license (California A181377, 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
1780247536
Name
Kristina Mercado
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
A181377 CA
Self-reported in NPPES; status is on the state search
Practice location
Loma Linda University Health- Obstetrics & Gynecology, Loma Linda, CA 92305
Phone
(909) 651-5510
Enumerated
Apr 17, 2019
Record last updated
Oct 11, 2023
Medicare enrollment
Enrolled (PECOS I20230901002608); accepts Medicare assignment
Medical or professional school
Loma Linda University School Of Medicine, 2019
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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Verify Kristina Mercado in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A181377
    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

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89% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

18 Medicare Part D claims for 12 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Kristina Mercado18
  2. Specialty average165

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 2 group practices

  1. County OF RiversideMoreno Valley, CA
  2. Faculty Physicians And Surgeons OF LlusmSan Bernardino, CA

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

Kristina Mercado among 5,088 obstetrics & gynecology physician records in California

Kristina Mercado is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% 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 92% of them.

  • NPI issued2019 · 92% of these records are older, 6% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2019 · median 2004 among the 2,700 with a school on file
  • Record last updated2023 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

59 obstetrics & gynecology physician records list a practice address in Loma Linda

They are 59 of the 4,863 NPPES records with a practice address in Loma Linda, and 5,088 obstetrics & gynecology physician records in California.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Mohammad Ahmadinia, MDApple Valley, CA 923071235243429
  2. Vijay Arora, M.D.Apple Valley, CA 923071417045113
  3. Amal Guha, MDApple Valley, CA 923071346328499
  4. Annette Hollingsworth-Moore, MDApple Valley, CA 923071689827404
  5. Gurleen Toor, NPApple Valley, CA 923071790598837
  6. Viruch Vachirakorntong, M.D.Apple Valley, CA 923071659428001
  7. Daniel Villarosa, M.DApple Valley, CA 923071578666129
  8. Moses Mukai, D.O.Apple Valley, CA 923081629260948

Common questions

What is Kristina Mercado's NPI number?

Kristina Mercado's National Provider Identifier (NPI) is 1780247536, issued on Apr 17, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Kristina Mercado located?

The NPPES record lists a practice address at Loma Linda University Health- Obstetrics & Gynecology, Loma Linda, CA, 92305. Phone: (909) 651-5510. Providers update this record themselves, so call before visiting.

How can I verify Kristina Mercado's license?

NPPES lists California license number A181377, 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 Kristina Mercado prescribe under Medicare Part D?

In 2024, Kristina Mercado had 18 Medicare Part D claims for 12 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.