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MS. ALMA DELIA GUERRERO M.D.
NPI 1619997871
Pediatrics in San Fernando, CA

Active since July 20, 2006PECOS Enrolled
80.5/100
CMS Quality Rating
1600 SAN FERNANDO RD., SAN FERNANDO, CA 91340(818) 365-8086(818) 898-4826 Get Directions Write a Review

NPPES record last updated: April 1, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Ms. Alma Delia Guerrero M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MS. ALMA DELIA GUERRERO M.D. (NPI 1619997871) is an individual pediatrics provider in San Fernando, California, licensed in California (A91517) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1619997871
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameMS. ALMA DELIA GUERREROCredential: M.D.
Location Address1600 SAN FERNANDO RD.San Fernando, CA 91340
Mailing Address10833 Le Conte Ave, 12-358 MdccLos Angeles, CA 90095 · (310) 267-2789
Phone(818) 365-8086
Fax(818) 898-4826
Sole ProprietorNo
Enumeration DateJuly 20, 2006
Last NPPES UpdateApril 1, 2021
NPPES CertifiedApril 1, 2021
✔ NPI 1619997871 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in CA · A91517
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
1600 SAN FERNANDO RD., San Fernando, CA 91340
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ms. Alma Delia Guerrero M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

3

Medicare enrollment records show Alma Guerrero reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Northeast Valley Health Corporation
Same address
Federally Qualified Health Center (FQHC)
1600 SAN FERNANDO RD
San Fernando, CA 91340
  • Reassigned Medicare billing, California enrollment
  • 218 clinicians in this Medicare group
NPI 1235130600 (818) 365-8086
Uc Regents
15 mi
Pediatrics
200 UCLA MEDICAL PLAZA, SUITE 265
Los Angeles, CA 90095
  • Reassigned Medicare billing, California enrollment
  • 323 clinicians in this Medicare group
NPI 1982667663 (310) 825-0867
Venice Family Clinic
18 mi
Federally Qualified Health Center (FQHC)
2509 PICO BLVD
Santa Monica, CA 90405
  • Reassigned Medicare billing, California enrollment
  • 147 clinicians in this Medicare group
NPI 1558397067 (310) 392-8636

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91340 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

80.5/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality80.83
Promoting Interoperability100
Improvement Activities40
Cost20.85

Other Providers at the Same Location NPPES 9

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MANSOUR RAJI M.D.
Obstetrics & Gynecology
1600 SAN FERNANDO RD.
SAN FERNANDO, CA 91340
Los Angeles County (818) 365-8086
MS. KATHRYN ROENE STEFFEN F.N.P.
Nurse Practitioner (Family)
1600 SAN FERNANDO RD.
SAN FERNANDO, CA 91340
Los Angeles County (818) 365-8086
MS. RASHAYE KENDRIA FREEMAN R.N.P.
Nurse Practitioner (Family)
1600 SAN FERNANDO RD.
SAN FERNANDO, CA 91340
Los Angeles County (818) 898-1388
RICHARD LEWIS SEIDMAN M.D.
Pediatrics
1600 SAN FERNANDO RD.
SAN FERNANDO, CA 91340
Los Angeles County (818) 365-8086
MS. HELEN P LAI C.N.M.
Advanced Practice Midwife
1600 SAN FERNANDO RD.
SAN FERNANDO, CA 91340
Los Angeles County (818) 365-8086
LIDIA ALONSO SHADRICK M.D.
Pediatrics
1600 SAN FERNANDO RD.
SAN FERNANDO, CA 91340
Los Angeles County (818) 365-8086
MRS. TARA M. PATEL N.P.
Registered Nurse (Pediatrics)
1600 SAN FERNANDO RD.
SAN FERNANDO, CA 91340
Los Angeles County (818) 365-8086
MARYANN ZUKIN M.D.
Pediatrics
1600 SAN FERNANDO RD.
SAN FERNANDO, CA 91340
Los Angeles County (818) 365-8086

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Alma Guerrero's NPI number?

The NPI number for Alma Guerrero is 1619997871. It was assigned to this individual provider in the NPPES registry on July 20, 2006.

Where is Alma Guerrero located?

Alma Guerrero practices at 1600 San Fernando Rd., San Fernando, CA 91340. The listed phone number is (818) 365-8086.

What is Alma Guerrero's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Alma Guerrero enrolled in Medicare?

Yes. Alma Guerrero is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Alma Guerrero's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alma Guerrero reassigns Medicare benefits to 3 organizations: Northeast Valley Health Corporation (San Fernando, CA), Uc Regents (Los Angeles, CA) and Venice Family Clinic (Santa Monica, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Alma Guerrero's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Alma Guerrero was last updated on April 1, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.