Doctor profile · Federal record

Dr. David Ansell, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Chicago, IL

  • NPI 1003918004
  • Accepts Medicare
  • 48 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1725 W Harrison St, Suite 263
Chicago, IL 606123841
(312) 942-6700
fax (312) 942-3633

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
May 2, 2011
Year of graduation
1978 — 48 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #036-060009

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003918004. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
276
Distinct HCPCS
8
Medicare allowed
$31,030
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 138 63 $135
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 29 29 $137
83036 Hemoglobin a1c level 25 18 $10
G0008 Administration of influenza virus vaccine 24 23 $32
99215 Established patient office or other outpatient visit, 40-54 minutes 22 16 $188
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 14 14 $75
90480 Admn sarscov2 vacc 1 dose 12 12 $43
91322 Sarscov2 vac 50 mcg/0.5ml im 12 12 $143

In context: peer comparison

Among 487 peers in Chicago Internal Medicine Physician, average services per provider: 168. This provider delivers 1.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$24,227
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 1 $24,227.14

By nature of payment

Consulting Fee
$24,227

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
817
Patients
168
Total drug cost
$77,201
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 129 42 $2,113
Amlodipine Besylate Generic 92 25 $971
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 70 11 $2,744
Furosemide Generic 58 12 $316
Gabapentin Generic 52 11 $685
Hydrochlorothiazide Generic 52 14 $238
Omeprazole Generic 48 14 $645
Metoprolol Succinate Generic 47 14 $1,591
Acetaminophen-Codeine (Acetaminophen With Codeine) Brand 45 0 $645
Escitalopram Oxalate Generic 42 0 $477

Frequently asked questions

Auto-generated from federal data
What is Dr. David Ansell's medical specialty?
Dr. David Ansell practices Internal Medicine Physician in Chicago, IL.
Where does Dr. David Ansell practice?
Dr. David Ansell practices at 1725 W Harrison St, Chicago, IL 606123841. Office phone: 3129426700.
What is Dr. David Ansell's NPI?
Dr. David Ansell's National Provider Identifier (NPI) is 1003918004, issued by NPPES.
Does Dr. David Ansell accept Medicare assignment?
Yes. Dr. David Ansell accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Ansell commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Hemoglobin a1c level (HCPCS 83036). Source: CMS Medicare Physician & Other Practitioners file.