NPPES file of Aug 9, 2026

Efrain A. Guerrero, R.N.N.P

Registered Nurse · Holtville, CA

Efrain A. Guerrero, R.N.N.P is a registered nurse with a practice address in Holtville, California, and NPI 1710283353, issued on Jan 30, 2011. Check the license (California RN246188, as entered in NPPES) with the California board that licenses this profession; 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
1710283353
Name
Efrain A. Guerrero
Credential
R.N.N.P
Primary taxonomy
Registered Nurse 163W00000X
License number
RN246188 CA
Self-reported in NPPES; status is on the state search
Practice location
529 Pine Ave, Holtville, CA 92250
Phone
(760) 356-5568
Enumerated
Jan 30, 2011
Record last updated
Jun 6, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(760) 356-5566
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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8 nearest registered nurse records → All 13,506 in California → Look up another NPI →

Also registered at 529 Pine Ave

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

  1. Aimee Gonzalez, M.D.Family Medicine Physician1902830060
  2. Vincent Soun, MD MPH MAJORFamily Medicine Physician1235450834

Verify Efrain A. Guerrero in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license RN246188    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
Find the California license search

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98% fewer Medicare Part D claims than the average registered nurse in 2024

11 Medicare Part D claims, against an average of 678 among the 694 providers of this specialty who prescribed in Part D.

  1. Efrain Guerrero11
  2. Specialty average678

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.

Efrain A. Guerrero among 13,506 registered nurse records in California

Efrain A. Guerrero, R.N.N.P is one of 13,506 registered nurse records with a practice address in California. 3% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 19% of them.

  • NPI issued2011 · 19% of these records are older, 79% newer
  • In a Medicare fileYes · 3% of these records are
  • In the CMS Doctors and Clinicians fileNo · 1% of these records are
  • Record last updated2017 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 163W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1 registered nurse record lists a practice address in Holtville

They are 1 of the 22 NPPES records with a practice address in Holtville, and 13,506 registered nurse records in California.

All 13,506 in California → Every provider in Holtville → Registered Nurse nationwide →

The 8 registered nurse records with the nearest ZIP codes

  1. Diana Castaneda, RNImperial, CA 922511659191088
  2. Melody CarrilloLa Quinta, CA 922531720770183
  3. Grady Hall, R.N.La Quinta, CA 922531295912137
  4. Cynthia Mangan, RNLa Quinta, CA 922531669098232
  5. Junelle Pearson, RNLa Quinta, CA 922531194364737
  6. Paul RiedelLa Quinta, CA 922531780322651
  7. Gwen Schroeder, REGISTERED NURSELa Quinta, CA 922531447830591
  8. Emily Alvarado, RNEl Centro, CA 922431548977929

Common questions

What is Efrain A. Guerrero, R.N.N.P's NPI number?

Efrain A. Guerrero, R.N.N.P's National Provider Identifier (NPI) is 1710283353, issued on Jan 30, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Efrain A. Guerrero, R.N.N.P located?

The NPPES record lists a practice address at 529 Pine Ave, Holtville, CA, 92250. Phone: (760) 356-5568. Providers update this record themselves, so call before visiting.

How can I verify Efrain A. Guerrero, R.N.N.P's license?

NPPES lists California license number RN246188, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Efrain A. Guerrero, R.N.N.P prescribe under Medicare Part D?

In 2024, Efrain A. Guerrero, R.N.N.P had 11 Medicare Part D claims; the average among registered nurse prescribers was 678. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.