NPPES file of Aug 9, 2026

Doris Alan

Family Nurse Practitioner · Upland, CA

Doris Alan is a family nurse practitioner with a practice address in Upland, California, and NPI 1558023754, issued on Oct 6, 2021. Check the license (California 95018686, 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
1558023754
Name
Doris Alan
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
95018686 CA
Self-reported in NPPES; status is on the state search
Practice location
1310 San Bernardino RD Ste 201, Upland, CA 91786
Phone
(909) 579-0806
Enumerated
Oct 6, 2021
Record last updated
Oct 6, 2021 (not updated in 5 years: call before relying on the address or phone)
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 1310 San Bernardino RD Ste 201

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

  1. Andrea AlvarezFamily Nurse Practitioner1154215101
  2. Joanna Du, M.D.Obstetrics & Gynecology Physician1477731677
  3. Cecilia Phong, MDObstetrics & Gynecology Physician1114318151
  4. Jewelry TranNurse Practitioner1801752290

Verify Doris Alan 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 95018686
    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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92% fewer Medicare Part D claims than the average family nurse practitioner in 2024

102 Medicare Part D claims for 58 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Doris Alan102
  2. Specialty average1,305

Most prescribed

  1. Clobetasol Propionate21 claims
  2. Estradiol14 claims
  3. Clotrimazole-Betamethasone13 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.

Industry payments in 2024: $63.26

3 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US 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. Doris Alan$63.26
  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.

80 family nurse practitioner records list a practice address in Upland

They are 80 of the 1,846 NPPES records with a practice address in Upland, and 16,966 family nurse practitioner records in California.

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 Doris Alan's NPI number?

Doris Alan's National Provider Identifier (NPI) is 1558023754, issued on Oct 6, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Doris Alan located?

The NPPES record lists a practice address at 1310 San Bernardino RD Ste 201, Upland, CA, 91786. Phone: (909) 579-0806. Providers update this record themselves, so call before visiting.

How can I verify Doris Alan's license?

NPPES lists California license number 95018686, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Doris Alan prescribe under Medicare Part D?

In 2024, Doris Alan had 102 Medicare Part D claims for 58 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), 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.