Doctor profile · Federal record

Dr. Zainab Siddiqui, MD

Rheumatology Physician (CMS: Rheumatology) · Little Rock, AR

  • NPI 1942389440
  • Accepts Medicare
  • 28 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10001 Lile Dr
Little Rock, AR 722056217
(501) 227-8000
fax (501) 221-5855

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
January 31, 2020
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
Arkansas #E-4879
Medicaid
AR #163265001

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942389440. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
8,956
Distinct HCPCS
10
Medicare allowed
$215,306
HCPCS Description Services Patients Avg allowed
J0897 Injection, denosumab, 1 mg 1,920 19 $23
99214 Established patient office or other outpatient visit, 30-39 minutes 698 274 $115
85652 Red blood cell sedimentation rate, to detect inflammation, automated 631 267 $3
36415 Insertion of needle into vein for collection of blood sample 630 260 $8
86140 Measurement c-reactive protein for detection of infection or inflammation 612 265 $5
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 591 243 $8
82565 Blood creatinine level 545 232 $5
84460 Liver enzyme (sgpt), level 538 226 $5
84450 Liver enzyme (sgot), level 536 225 $5
86235 Measurement of antibody for assessment of autoimmune disorder, any method 378 64 $18

In context: peer comparison

Among 9 peers in Little Rock Rheumatology Physician, average services per provider: 2,464. This provider delivers 3.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$41
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
E.R. Squibb & Sons, L.L.C. 1 $24.79
Amgen INC. 1 $16.30

By nature of payment

Food and Beverage
$41

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,828
Patients
762
Total drug cost
$829,255
Drug Type Claims Patients Total cost
Hydroxychloroquine Sulfate Generic 1,016 168 $43,235
Methotrexate (Methotrexate Sodium) Brand 729 134 $23,335
Prednisone Generic 321 100 $2,407
Gabapentin Generic 259 60 $3,445
Allopurinol Generic 206 38 $2,043
Folic Acid Generic 188 34 $623
Leflunomide Generic 158 31 $5,531
Meloxicam Generic 148 39 $897
Mycophenolate Mofetil Generic 144 20 $13,398
Tramadol Hcl Generic 140 27 $765

Frequently asked questions

Auto-generated from federal data
What is Dr. Zainab Siddiqui's medical specialty?
Dr. Zainab Siddiqui practices Rheumatology Physician in Little Rock, AR.
Where does Dr. Zainab Siddiqui practice?
Dr. Zainab Siddiqui practices at 10001 Lile Dr, Little Rock, AR 722056217. Office phone: 5012278000.
What is Dr. Zainab Siddiqui's NPI?
Dr. Zainab Siddiqui's National Provider Identifier (NPI) is 1942389440, issued by NPPES.
Does Dr. Zainab Siddiqui accept Medicare assignment?
Yes. Dr. Zainab Siddiqui accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zainab Siddiqui commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99214); Red blood cell sedimentation rate, to detect inflammation, automated (HCPCS 85652). Source: CMS Medicare Physician & Other Practitioners file.