NPPES file of Aug 9, 2026

Tammy Chee Lu, DNP, FNP, AGPCNP

Nurse Practitioner · El Cajon, CA

Tammy Chee Lu, DNP, FNP, AGPCNP is a nurse practitioner with a practice address in El Cajon, California, and NPI 1457879132, issued on Sep 1, 2017. Check the license (California 95007253, 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
1457879132
Name
Tammy Chee Lu
Credential
DNP, FNP, AGPCNP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
95007253 CA
Self-reported in NPPES; status is on the state search
Practice location
1111 E. Chase Avenue, El Cajon, CA 92020
Phone
(619) 515-2300
Enumerated
Sep 1, 2017
Record last updated
Aug 29, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20171026000213); 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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Verify Tammy Chee Lu 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 95007253
    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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69% more Medicare Part D claims than the average nurse practitioner in 2024

1,876 Medicare Part D claims for 148 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims. 14 claims were for opioids.

  1. Tammy Lu1,876
  2. Specialty average1,109

Most prescribed

  1. Atorvastatin Calcium178 claims
  2. Lisinopril91 claims
  3. Amlodipine Besylate86 claims
  4. Metformin Hcl68 claims
  5. Levothyroxine Sodium66 claims
  6. Albuterol Sulfate Hfa64 claims

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.

Bills Medicare through one group practice

  1. Family Health Centers OF San Diego IncEl Cajon, CA

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

Tammy Chee Lu among 8,223 nurse practitioner records in California

Tammy Chee Lu, DNP, FNP, AGPCNP 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 2017, is newer than 52% of them.

  • NPI issued2017 · 52% of these records are older, 44% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileYes · 42% of these records are
  • Graduated2017 · median 2017 among the 3,425 with a school on file
  • Record last updated2018 · 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.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Cynthia MangeneEl Cajon, CA 920201548292626
  2. Gizzele Valencia-Delgado, DNP, FNP-CEl Cajon, CA 920201881201721
  3. Maryam Yasso, FNPEl Cajon, CA 920201316724081
  4. Anna Liza Baston, NURSE PRACTITIONEREl Cajon, CA 920191649588005
  5. Nenette Brown, N.P.El Cajon, CA 920191922363977
  6. Isabelle ChenEl Cajon, CA 920211477387405
  7. Tamara McMillan, MSN, RN, AGACNP-BCEl Cajon, CA 920211881391480
  8. Julia PrincipeEl Cajon, CA 920211285277533

Common questions

What is Tammy Chee Lu, DNP, FNP, AGPCNP's NPI number?

Tammy Chee Lu, DNP, FNP, AGPCNP's National Provider Identifier (NPI) is 1457879132, issued on Sep 1, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Tammy Chee Lu, DNP, FNP, AGPCNP located?

The NPPES record lists a practice address at 1111 E. Chase Avenue, El Cajon, CA, 92020. Phone: (619) 515-2300. Providers update this record themselves, so call before visiting.

How can I verify Tammy Chee Lu, DNP, FNP, AGPCNP's license?

NPPES lists California license number 95007253, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Tammy Chee Lu, DNP, FNP, AGPCNP prescribe under Medicare Part D?

In 2024, Tammy Chee Lu, DNP, FNP, AGPCNP had 1,876 Medicare Part D claims for 148 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.

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.