Doctor profile · Federal record

Dr. Michael Fitzgerald, MD

Family Medicine Physician (CMS: Family Practice) · Naperville, IL

  • NPI 1346215407
  • Accepts Medicare
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
640 S Washington St, Ste 350
Naperville, IL 605406603
(630) 717-2646
Mailing address
Po Box 713260
Chicago, IL 606771260

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
August 29, 2023
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Illinois #036102920
Medicaid
IL #036102920

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346215407. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,058
Distinct HCPCS
10
Medicare allowed
$40,656
HCPCS Description Services Patients Avg allowed
85610 Blood test, clotting time 208 119 $4
36415 Insertion of needle into vein for collection of blood sample 105 72 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 105 69 $133
G0008 Administration of influenza virus vaccine 87 87 $32
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 71 71 $76
80048 Blood test, basic group of blood chemicals (calcium, total) 53 46 $8
80061 Blood test, lipids (cholesterol and triglycerides) 53 49 $13
85027 Complete blood cell count (red cells, white blood cell, platelets), automated test 53 42 $6
84460 Liver enzyme (sgpt), level 43 40 $5
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 35 35 $133

In context: peer comparison

Among 35 peers in Naperville Family Medicine Physician, average services per provider: 67. This provider delivers 16× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$391
Transactions
17
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Amgen INC. 4 $94.38
Novo Nordisk INC 3 $65.56
Abbvie INC. 2 $56.77
Lilly USA, LLC 2 $38.01
Sanofi-Aventis U.S. LLC 1 $31.25
Exact Sciences Corporation 1 $24.97
Phathom Pharmaceuticals, INC. 1 $23.48
GlaxoSmithKline, LLC. 1 $22.41
Pfizer INC. 1 $20.11
AstraZeneca Pharmaceuticals Lp 1 $14.48

By nature of payment

Food and Beverage
$391

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,071
Patients
658
Total drug cost
$25,853
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 423 138 $5,423
Amlodipine Besylate Generic 239 66 $1,798
Levothyroxine Sodium Generic 198 58 $3,644
Metoprolol Succinate Generic 168 49 $3,508
Lisinopril Generic 162 49 $1,441
Rosuvastatin Calcium Generic 145 49 $2,261
Metformin Hcl Generic 108 36 $719
Losartan Potassium Generic 105 35 $1,342
Simvastatin Generic 97 30 $989
Omeprazole Generic 87 32 $987

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Fitzgerald's medical specialty?
Dr. Michael Fitzgerald practices Family Medicine Physician in Naperville, IL.
Where does Dr. Michael Fitzgerald practice?
Dr. Michael Fitzgerald practices at 640 S Washington St, Naperville, IL 605406603. Office phone: 6307172646.
What is Dr. Michael Fitzgerald's NPI?
Dr. Michael Fitzgerald's National Provider Identifier (NPI) is 1346215407, issued by NPPES.
Does Dr. Michael Fitzgerald accept Medicare assignment?
Yes. Dr. Michael Fitzgerald accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Fitzgerald commonly perform?
Top Medicare-reported procedures in 2023: Blood test, clotting time (HCPCS 85610); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.