NPPES file of Aug 9, 2026

Alma Delia Guerrero, M.D.

Pediatrics Physician · San Fernando, CA

Alma Delia Guerrero, M.D. is a pediatrics physician with a practice address in San Fernando, California, and NPI 1619997871, issued on Jul 20, 2006. Check the license (California A91517, 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 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1619997871
Name
Alma Delia Guerrero
Credential
M.D.
Primary taxonomy
Pediatrics Physician 208000000X
License number
A91517 CA
Self-reported in NPPES; status is on the state search
Practice location
1600 San Fernando RD., San Fernando, CA 91340
Phone
(818) 365-8086
Enumerated
Jul 20, 2006
Record last updated
Apr 1, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(818) 898-4826
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1600 San Fernando RD.

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

  1. Rashaye Freeman, R.N.P.Family Nurse Practitioner1356387567
  2. Sara Gelberman, M.D.Pediatrics Physician1972571982
  3. Helen Lai, C.N.M.Advanced Practice Midwife1588665368
  4. Tara Patel, N.P.Pediatric Registered Nurse1639271950
  5. Mansour Raji, M.D.Obstetrics & Gynecology Physician1114928819
  6. Richard Seidman, M.D.Pediatrics Physician1467453100

Verify Alma Delia Guerrero in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A91517
    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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The practice group's MIPS final score for 2023 (Medicare payment program): 80.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score80.8
  2. Costout of 100 · 30%20.9
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

21 pediatrics physician records list a practice address in San Fernando

They are 21 of the 684 NPPES records with a practice address in San Fernando, and 9,272 pediatrics physician records in California.

Other pediatrics physician records in California

  1. Subha Aahlad, M.D.Foster City, CA1780610253
  2. Rebecca Aaronson, MDPanorama City, CA1487746814
  3. Gregorio Abad-Santos, M.D.Long Beach, CA1255451894
  4. Michelle Abajian, MDLa Canada, CA1619176757
  5. Joseph Abapo, MDRiverside, CA1841348786
  6. Zvart Abaryan, MDLos Angeles, CA1154940849
  7. Lauren Abbas, MDLos Angeles, CA1982163796
  8. Attia Abbasi, M.D.Auburn, CA1922027127
  9. Denise AbbasiParadise, CA1770062341
  10. Alexandra Abbott, MDPalo Alto, CA1760018675

Common questions

What is Alma Delia Guerrero, M.D.'s NPI number?

Alma Delia Guerrero, M.D.'s National Provider Identifier (NPI) is 1619997871, issued on Jul 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Alma Delia Guerrero, M.D. located?

The NPPES record lists a practice address at 1600 San Fernando RD., San Fernando, CA, 91340. Phone: (818) 365-8086. Providers update this record themselves, so call before visiting.

How can I verify Alma Delia Guerrero, M.D.'s license?

NPPES lists California license number A91517, 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.

What is Alma Delia Guerrero, M.D.'s MIPS final score?

The 2023 MIPS final score is 80.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.