NPPES file of Aug 9, 2026

Zainab Siddiqui, MD

Rheumatology Physician · Little Rock, AR

Zainab Siddiqui, MD is a rheumatology physician with a practice address in Little Rock, Arkansas, and NPI 1942389440, issued on Nov 3, 2006. Check the license (Arkansas E-4879, as entered in NPPES) on the Arkansas State Medical Board; 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
1942389440
Name
Zainab Siddiqui
Credential
MD
Primary taxonomy
Rheumatology Physician 207RR0500X
License number
E-4879 AR
Self-reported in NPPES; status is on the state search
Practice location
10001 Lile Dr, Little Rock, AR 72205
Phone
(501) 227-8000
Enumerated
Nov 3, 2006
Record last updated
Jan 31, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(501) 221-5855
Medicaid ID
163265001 AR
Medicare enrollment
Enrolled (PECOS I20070301000231); 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 10001 Lile Dr

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

  1. Lee Abel, M.D.Internal Medicine Physician1558399980
  2. James Abraham, M.D.Rheumatology Physician1417985714
  3. Tamer Alsebai, M.D.Rheumatology Physician1528091071
  4. Abdelrahman AttiliSurgery Physician1588049712
  5. Shunzhong Bao, M.D.Endocrinology, Diabetes & Metabolism Physician1619133519
  6. Beverly Baxter, APNAcute Care Nurse Practitioner1356431837

Verify Zainab Siddiqui in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArkansas State Medical Board
    Search for license E-4879
    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
Open the Arkansas 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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2.7 times the Medicare Part D claims of the average rheumatology physician in 2024

5,268 Medicare Part D claims for 407 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 138 claims were for opioids.

  1. Zainab Siddiqui5,268
  2. Specialty average1,978

Most prescribed

  1. Hydroxychloroquine Sulfate1,238 claims
  2. Methotrexate762 claims
  3. Prednisone323 claims
  4. Gabapentin313 claims
  5. Folic Acid209 claims
  6. Leflunomide200 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: $41.09

2 payments; by number, the most common kind was food and beverage; the largest payer was E.R. Squibb & Sons, L.L.C. The 4,486 providers of this specialty with any payment received $8,538.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Zainab Siddiqui$41.09
  2. Specialty average$8,538.33

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. St Vincent Medical GroupLittle Rock, AR

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

Zainab Siddiqui among 53 rheumatology physician records in Arkansas

Zainab Siddiqui, MD is one of 53 rheumatology physician records with a practice address in Arkansas. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 11% of them.

  • NPI issued2006 · 11% of these records are older, 45% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated1998 · median 2005 among the 38 with a school on file
  • Record last updated2020 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Arkansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Rheumatology Physician providers in Arkansas

There are 53 rheumatology physician records in Arkansas.

The 8 rheumatology physician records with the nearest ZIP codes

  1. James Abraham, M.D.Little Rock, AR 722051417985714
  2. Tamer Alsebai, M.D.Little Rock, AR 722051528091071
  3. Robert Brewer, M.D.Little Rock, AR 722051790720126
  4. Columbus Brown, M.D.Little Rock, AR 722051558321612
  5. Richard Houk, M.D.Little Rock, AR 722051497783757
  6. Sherman Jones, M.D.Little Rock, AR 722051841228756
  7. Nasim KhanLittle Rock, AR 722051710909098
  8. Thomas Kovaleski, M.D.Little Rock, AR 722051629037338

Common questions

What is Zainab Siddiqui, MD's NPI number?

Zainab Siddiqui, MD's National Provider Identifier (NPI) is 1942389440, issued on Nov 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Zainab Siddiqui, MD located?

The NPPES record lists a practice address at 10001 Lile Dr, Little Rock, AR, 72205. Phone: (501) 227-8000. Providers update this record themselves, so call before visiting.

How can I verify Zainab Siddiqui, MD's license?

NPPES lists Arkansas license number E-4879, as entered by the provider. Search the Arkansas State Medical Board at https://armedicalboard.adh.arkansas.gov/public/verify/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Zainab Siddiqui, MD prescribe under Medicare Part D?

In 2024, Zainab Siddiqui, MD had 5,268 Medicare Part D claims for 407 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.