NPPES file of Aug 9, 2026

Lauren Ann Alexander, RN, MSN, ANP-BC

General Practice Registered Nurse · San Ramon, CA

Lauren Ann Alexander, RN, MSN, ANP-BC is a general practice registered nurse with a practice address in San Ramon, California, and NPI 1689866998, issued on Aug 10, 2007. Check the license (California 641329, 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
1689866998
Name
Lauren Ann Alexander
Credential
RN, MSN, ANP-BC
Primary taxonomy
General Practice Registered Nurse 163WG0000X
License number
641329 CA
Self-reported in NPPES; status is on the state search
Practice location
5601 Norris Canyon RD, San Ramon, CA 94583
Phone
(925) 866-8080
Enumerated
Aug 10, 2007
Record last updated
Aug 10, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20090626000240); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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Also registered at 5601 Norris Canyon RD

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

  1. Richard Ash, MDPediatrics Physician1366445298
  2. Tsuling Chang, M.D.Dermatology Physician1154495240
  3. Sandy Chhiv, FNPFamily Nurse Practitioner1487102794
  4. Bradford Flagg, M.D.Family Medicine Physician1346323086
  5. Jayaram Hariharan, M.D.Family Medicine Physician1790004638
  6. Frank Hsueh, M.D.Internal Medicine Physician1144224742

Verify Lauren Ann Alexander 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 641329
    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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85% more Medicare Part D claims than the average general practice registered nurse in 2024

2,624 Medicare Part D claims for 797 beneficiaries, against an average of 1,419 among the 111 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.

  1. Lauren Alexander2,624
  2. Specialty average1,419

Most prescribed

  1. Ondansetron Hcl423 claims
  2. Gavilyte-G317 claims
  3. Famotidine277 claims
  4. Omeprazole232 claims
  5. Pantoprazole Sodium166 claims
  6. Motegrity112 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 2 group practices

  1. Regents OF The University OF CaliforniaSan Francisco, CA
  2. University OF California San FranciscoSan Francisco, CA

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

General Practice Registered Nurse providers in California

There are 460 general practice registered nurse records in California.

Other general practice registered nurse records in California

  1. Christine Acapulco, RNFresno, CA1124864806
  2. Hugh Adair, RNAltadena, CA1285412668
  3. Charles AgustinVentura, CA1083238661
  4. Shaheen Akram, RNCovina, CA1730711037
  5. Betssy Alanya, NPNorthridge, CA1093539959
  6. Marlena Alazzam, RNFresno, CA1578167961
  7. Rosanne Alexander, RNSonoma, CA1700702750
  8. Valentine Aljabi, RNSan Diego, CA1497379812
  9. Daniel Allen, RN, PHNAlhambra, CA1386441038
  10. Ruby Allen, RNBishop, CA1982143475

Common questions

What is Lauren Ann Alexander, RN, MSN, ANP-BC's NPI number?

Lauren Ann Alexander, RN, MSN, ANP-BC's National Provider Identifier (NPI) is 1689866998, issued on Aug 10, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Lauren Ann Alexander, RN, MSN, ANP-BC located?

The NPPES record lists a practice address at 5601 Norris Canyon RD, San Ramon, CA, 94583. Phone: (925) 866-8080. Providers update this record themselves, so call before visiting.

How can I verify Lauren Ann Alexander, RN, MSN, ANP-BC's license?

NPPES lists California license number 641329, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Lauren Ann Alexander, RN, MSN, ANP-BC prescribe under Medicare Part D?

In 2024, Lauren Ann Alexander, RN, MSN, ANP-BC had 2,624 Medicare Part D claims for 797 beneficiaries; the average among general practice registered nurse prescribers was 1,419. 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.