NPPES file of Aug 9, 2026

Tamara Selina McMillan, MSN, RN, AGACNP-BC

Nurse Practitioner · El Cajon, CA

Tamara Selina McMillan, MSN, RN, AGACNP-BC is a nurse practitioner with a practice address in El Cajon, California, and NPI 1881391480, issued on Feb 14, 2023. Check the license (California 95023081, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1881391480
Name
Tamara Selina McMillan
Credential
MSN, RN, AGACNP-BC
Primary taxonomy
Nurse Practitioner 363L00000X
License number
95023081 CA
Self-reported in NPPES; status is on the state search
Practice location
1391 E Madison Ave, El Cajon, CA 92021
Phone
(619) 444-1107
Enumerated
Feb 14, 2023
Record last updated
Feb 14, 2023
Medicare enrollment
Enrolled (PECOS I20230224001999); accepts Medicare assignment
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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8 nearest nurse practitioner records → All 8,223 in California → Look up another NPI →

Also registered at 1391 E Madison Ave

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

  1. Katherine Rodriguez, PSY.D.Clinical Psychologist1184887010

Verify Tamara Selina McMillan 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 95023081    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Del Sur HealthcareEl Cajon, CA

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

Tamara Selina McMillan among 8,223 nurse practitioner records in California

Tamara Selina McMillan, MSN, RN, AGACNP-BC is one of 8,223 nurse practitioner records with a practice address in California. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 82% of them.

  • NPI issued2023 · 82% of these records are older, 13% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileYes · 42% of these records are
  • Graduated2021 · median 2017 among the 3,425 with a school on file
  • Record last updated2023 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nurse Practitioner providers in California

There are 8,223 nurse practitioner records in California.

All 8,223 in California → Every provider in El Cajon → Nurse Practitioner nationwide →

The 8 nurse practitioner records with the nearest ZIP codes

  1. Isabelle ChenEl Cajon, CA 920211477387405
  2. Julia PrincipeEl Cajon, CA 920211285277533
  3. Marcia Stien, N.P.El Cajon, CA 920211760595789
  4. Michelle Wilcox, FNPEl Cajon, CA 920211194418012
  5. Tammy Lu, DNP, FNP, AGPCNPEl Cajon, CA 920201457879132
  6. Cynthia MangeneEl Cajon, CA 920201548292626
  7. Gizzele Valencia-Delgado, DNP, FNP-CEl Cajon, CA 920201881201721
  8. Maryam Yasso, FNPEl Cajon, CA 920201316724081

Common questions

What is Tamara Selina McMillan, MSN, RN, AGACNP-BC's NPI number?

Tamara Selina McMillan, MSN, RN, AGACNP-BC's National Provider Identifier (NPI) is 1881391480, issued on Feb 14, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Tamara Selina McMillan, MSN, RN, AGACNP-BC located?

The NPPES record lists a practice address at 1391 E Madison Ave, El Cajon, CA, 92021. Phone: (619) 444-1107. Providers update this record themselves, so call before visiting.

How can I verify Tamara Selina McMillan, MSN, RN, AGACNP-BC's license?

NPPES lists California license number 95023081, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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.