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NERY MAGDALENA GUERRERO MD
NPI 1346866589
Family Medicine in Martinez, CA

Active since June 23, 2020PECOS Enrolled
2500 ALHAMBRA AVE, MARTINEZ, CA 94553(925) 370-5117 Get Directions Write a Review

NPPES record last updated: July 19, 2023. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Jul 19, 2023, Jun 23, 2020 (2 updates tracked since 2020).

About Nery Magdalena Guerrero Md NPPES

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

NERY MAGDALENA GUERRERO MD (NPI 1346866589) is an individual family medicine provider in Martinez, California, licensed in California (A185299) and active in the NPI registry since June 2020. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1346866589
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameNERY MAGDALENA GUERREROCredential: MD
Location Address2500 ALHAMBRA AVEMartinez, CA 94553-3156
Mailing Address2500 Alhambra AveMartinez, CA 94553-3156 · (925) 370-5117
Phone(925) 370-5117
Sole ProprietorNo
Enumeration DateJune 23, 2020
Last NPPES UpdateJuly 19, 20232 updates tracked since enumeration
NPPES CertifiedJuly 19, 2023
✔ NPI 1346866589 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in CA · A185299
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
2500 ALHAMBRA AVE, Martinez, CA 94553
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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)

Nery Magdalena Guerrero Md 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

4

Medicare enrollment records show Nery Guerrero reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Centro De Salud De La Comunidad De San Ysidro, Inc.
430 mi
Program of All-Inclusive Care for the Elderly (PACE) Provider Organization
1840 WEST DR
Vista, CA 92083
  • Reassigned Medicare billing, California enrollment
  • 577 clinicians in this Medicare group
NPI 1124793732 (619) 662-4100
On Call Specialists Medical Group Of San Diego, Inc.
458 mi
Specialist
4077 FIFTH AVE
San Diego, CA 92103
  • Reassigned Medicare billing, California enrollment
  • 218 clinicians in this Medicare group
NPI 1962175836 (619) 294-8111
Scripps Mercy Physicians Cardiology Medical Corporation
458 mi
Internal Medicine
4077 FIFTH AVENUE, SCRIPPS MERCY HOSPITAL
San Diego, CA 92103
  • Reassigned Medicare billing, California enrollment
  • 68 clinicians in this Medicare group
NPI 1477644474 (619) 359-6600
La Maestra Family Clinic, Inc.
460 mi
Federally Qualified Health Center (FQHC)
4157 FAIRMOUNT AVE
San Diego, CA 92105
  • Reassigned Medicare billing, California enrollment
  • 102 clinicians in this Medicare group
NPI 1164167656 (619) 285-7097

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 94553 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
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
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.

Other Providers at the Same Location NPPES 20

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

JOHN S HAWKINS
Family Medicine
2500 ALHAMBRA AVE
MARTINEZ, CA 94553
Contra Costa County (925) 370-5200
HYAEJEEN JEON
Student in an Organized Health Care Education/Training Program
2500 ALHAMBRA AVE
MARTINEZ, CA 94553
Contra Costa County (925) 370-5117
JUSTIN RATEL
Registered Nurse
2500 ALHAMBRA AVE
MARTINEZ, CA 94553
Contra Costa County (925) 370-5705
RONALD POWER DDS
Dentist
2500 ALHAMBRA AVE
MARTINEZ, CA 94553
Contra Costa County (925) 370-5110
DR. SARA JOSEPHINE RICHEY-LUCERO M.D.
General Practice
2500 ALHAMBRA AVE
MARTINEZ, CA 94553
Contra Costa County (925) 370-5182
CHARLOTTE STANDEFER
Family Medicine
2500 ALHAMBRA AVE
MARTINEZ, CA 94553
Contra Costa County (925) 370-5110
RICHARD NAGLE
Surgery
2500 ALHAMBRA AVE
MARTINEZ, CA 94553
Contra Costa County (925) 370-5110
CHRISTIAN MICHAEL EISERT MD, MPH
Otolaryngology
2500 ALHAMBRA AVE
MARTINEZ, CA 94553
Contra Costa County (925) 370-5000

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 Nery Guerrero's NPI number?

The NPI number for Nery Guerrero is 1346866589. It was assigned to this individual provider in the NPPES registry on June 23, 2020.

Where is Nery Guerrero located?

Nery Guerrero practices at 2500 Alhambra Ave, Martinez, CA 94553. The listed phone number is (925) 370-5117.

What is Nery Guerrero's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Nery Guerrero enrolled in Medicare?

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

Which organizations bill Medicare for Nery Guerrero's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nery Guerrero reassigns Medicare benefits to 4 organizations: Centro De Salud De La Comunidad De San Ysidro, Inc. (Vista, CA), On Call Specialists Medical Group Of San Diego, Inc. (San Diego, CA), Scripps Mercy Physicians Cardiology Medical Corporation (San Diego, CA) and La Maestra Family Clinic, Inc. (San Diego, 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 Nery 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 Nery Guerrero was last updated on July 19, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.