Rachel W. Allen, NP
Family Nurse Practitioner · Lancaster, CA
Rachel W. Allen, NP is a family nurse practitioner with a practice address in Lancaster, California, and NPI 1104327881, issued on Feb 27, 2018. Check the license (California 642082, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Rachel W. Allen
- Credential
- NP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 642082 CA
Self-reported in NPPES; status is on the state search - Practice location
- 44241 15TH St W, Lancaster, CA 93534
- Phone
- (661) 949-5850
- Enumerated
- Feb 27, 2018
- Record last updated
- Dec 6, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20200414003244); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 44241 15TH St W
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Katrina Baker, MDObstetrics & Gynecology Physician1538154836
- Jackson Fu, MDObstetrics & Gynecology Physician1871581637
- Laura Galeazzi, A.C.N.P.Acute Care Nurse Practitioner1982006748
- Russell Greif, D.O.Internal Medicine Physician1669519765
- Karen Tison, M.D.Ophthalmology Physician1164476248
Verify Rachel W. Allen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 642082Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family nurse practitioner in 2024
13 Medicare Part D claims, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
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
- Southern California Permanente Medical GroupPanorama City, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
89 family nurse practitioner records list a practice address in Lancaster
They are 89 of the 4,273 NPPES records with a practice address in Lancaster, and 16,966 family nurse practitioner records in California.
All 89 in Lancaster → All 16,966 in California → Every provider in Lancaster →
Other family nurse practitioner records in California
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- Orly Aaron, NPSan Francisco, CA1376912451
- Paris Gilbert Russ AaronSacramento, CA1871079111
- Tiffanne Aaronsen, FNPIndio, CA1568191807
- Alvin Joseph Abad, FNP-CSan Francisco, CA1154919306
- Frances Abad, FNPLos Angeles, CA1053504514
- Nnenna AbaezeLong Beach, CA1457820763
- Raymond Abagat, FNPTorrance, CA1306685821
- Ashley AbalCastaic, CA1740140698
Common questions
What is Rachel W. Allen, NP's NPI number?
Rachel W. Allen, NP's National Provider Identifier (NPI) is 1104327881, issued on Feb 27, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Rachel W. Allen, NP located?
The NPPES record lists a practice address at 44241 15TH St W, Lancaster, CA, 93534. Phone: (661) 949-5850. Providers update this record themselves, so call before visiting.
How can I verify Rachel W. Allen, NP's license?
NPPES lists California license number 642082, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Rachel W. Allen, NP prescribe under Medicare Part D?
In 2024, Rachel W. Allen, NP had 13 Medicare Part D claims; 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), 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.