NPPES file of Aug 9, 2026

Danielle Markham, APN

Family Nurse Practitioner · Downers Grove, IL

Danielle Markham, APN is a family nurse practitioner with a practice address in Downers Grove, Illinois, and NPI 1376173146, issued on Jan 21, 2020. Check the license (Illinois 209020444, as entered in NPPES) with the Illinois 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
1376173146
Name
Danielle Markham
Credential
APN
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
209020444 IL
Self-reported in NPPES; status is on the state search
Practice location
3743 Highland Ave Ste 1002, Downers Grove, IL 60515
Phone
(630) 435-6100
Enumerated
Jan 21, 2020
Record last updated
Feb 11, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20200414000614); 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 3743 Highland Ave Ste 1002

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

  1. Erin Carli, NP-CFamily Nurse Practitioner1912256702
  2. Suzanne Euliano, APNFamily Nurse Practitioner1679898639
  3. Jeanne Livorsi-Moore, NPAdult Health Nurse Practitioner1902819766
  4. Sunil Lulla, M.D.Cardiovascular Disease Physician1477535201
  5. Patricia May, NPNurse Practitioner1821016213
  6. Jyoti Patel, CSASurgical Assistant1568841427

Verify Danielle Markham in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 209020444
    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 Illinois 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.

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77% fewer Medicare Part D claims than the average family nurse practitioner in 2024

306 Medicare Part D claims for 100 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.

  1. Danielle Markham306
  2. Specialty average1,305

Most prescribed

  1. Clopidogrel67 claims
  2. Amoxicillin35 claims
  3. Sertraline Hcl15 claims
  4. Buspirone Hcl12 claims
  5. Risperidone11 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: $377.34

21 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, 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. Danielle Markham$377.34
  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.

Bills Medicare through one group practice

  1. Summit Center For Mental Health IncJoliet, IL

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

Danielle Markham among 7,639 family nurse practitioner records in Illinois

Danielle Markham, APN is one of 7,639 family nurse practitioner records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 59% of them.

  • NPI issued2020 · 59% of these records are older, 35% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2019 · median 2018 among the 4,778 with a school on file
  • Record last updated2021 · 39% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

83 family nurse practitioner records list a practice address in Downers Grove

They are 83 of the 1,899 NPPES records with a practice address in Downers Grove, and 7,639 family nurse practitioner records in Illinois.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Patricia Austermuehle, RNDowners Grove, IL 605151972696136
  2. Dana Beyers, CNPDowners Grove, IL 605151255664447
  3. Angela Bower, DNP, FNP-BCDowners Grove, IL 605151952514473
  4. Erin Carli, NP-CDowners Grove, IL 605151912256702
  5. Sharron Chivari, RN, MSN, APRNDowners Grove, IL 605151861628703
  6. Corrina Cole, FNPDowners Grove, IL 605151427082924
  7. Tracie Cook, NPCDowners Grove, IL 605151679633853
  8. Suzanne Euliano, APNDowners Grove, IL 605151679898639

Common questions

What is Danielle Markham, APN's NPI number?

Danielle Markham, APN's National Provider Identifier (NPI) is 1376173146, issued on Jan 21, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Danielle Markham, APN located?

The NPPES record lists a practice address at 3743 Highland Ave Ste 1002, Downers Grove, IL, 60515. Phone: (630) 435-6100. Providers update this record themselves, so call before visiting.

How can I verify Danielle Markham, APN's license?

NPPES lists Illinois license number 209020444, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Danielle Markham, APN prescribe under Medicare Part D?

In 2024, Danielle Markham, APN had 306 Medicare Part D claims for 100 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.