NPPES file of Aug 9, 2026

Lynn Armstrong, FNP-BC

Family Nurse Practitioner · Redondo Beach, CA

Lynn Armstrong, FNP-BC is a family nurse practitioner with a practice address in Redondo Beach, California, and NPI 1992032940, issued on Nov 12, 2009. Check the license (California 654854, 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, loaded Aug 27, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1992032940
Name
Lynn Armstrong
Credential
FNP-BC
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
654854 CA
Self-reported in NPPES; status is on the state search
Practice location
502 Torrance Blvd, Redondo Beach, CA 90277
Phone
(310) 316-0811
Enumerated
Nov 12, 2009
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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Also registered at 502 Torrance Blvd

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

  1. Nneka Akubuilo, M.D.Family Medicine Physician1407877442
  2. Eric Arosemena, M.DFamily Medicine Physician1962479337
  3. Jennifer Auf Der Springe, M.D., M.P.H.Family Medicine Physician1760865208
  4. Diana Chang, M.D.Family Medicine Physician1235105198
  5. Kanti Charugundla, PA-CPhysician Assistant1326153990
  6. Judy Chen, M.D.Family Medicine Physician1083657100

Verify Lynn Armstrong 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 654854    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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

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

26 Medicare Part D claims for 23 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Lynn Armstrong26
  2. Specialty average1,305

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.

Industry payments in 2024: $333.21

5 payments; by number, the most common kind was food and beverage; the largest payer was Teva Pharmaceuticals USA, Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Lynn Armstrong$333.21
  2. Specialty average$650.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

34 family nurse practitioner records list a practice address in Redondo Beach

They are 34 of the 1,513 NPPES records with a practice address in Redondo Beach, and 16,966 family nurse practitioner records in California.

All 34 in Redondo Beach → All 16,966 in California → Every provider in Redondo Beach →

Other family nurse practitioner records in California

  1. Danielle Aaroe, FAMILY NURSE PRACTITOroville, CA1750767083
  2. Joshua AaronMission Hills, CA1477291805
  3. Orly Aaron, NPSan Francisco, CA1376912451
  4. Paris Gilbert Russ AaronSacramento, CA1871079111
  5. Tiffanne Aaronsen, FNPIndio, CA1568191807
  6. Alvin Joseph Abad, FNP-CSan Francisco, CA1154919306
  7. Frances Abad, FNPLos Angeles, CA1053504514
  8. Nnenna AbaezeLong Beach, CA1457820763
  9. Raymond Abagat, FNPTorrance, CA1306685821
  10. Ashley AbalCastaic, CA1740140698

Common questions

What is Lynn Armstrong, FNP-BC's NPI number?

Lynn Armstrong, FNP-BC's National Provider Identifier (NPI) is 1992032940, issued on Nov 12, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Lynn Armstrong, FNP-BC located?

The NPPES record lists a practice address at 502 Torrance Blvd, Redondo Beach, CA, 90277. Phone: (310) 316-0811. Providers update this record themselves, so call before visiting.

How can I verify Lynn Armstrong, FNP-BC's license?

NPPES lists California license number 654854, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Lynn Armstrong, FNP-BC prescribe under Medicare Part D?

In 2024, Lynn Armstrong, FNP-BC had 26 Medicare Part D claims for 23 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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) 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 27, 2026.