Doctor profile · Federal record

Dr. Jennifer Fredericks, MD

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

  • NPI 1093743163
  • Accepts Medicare
  • MIPS 91.3 / 100 · 2023
  • 27 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
820 S Il Route 59
Bartlett, IL 601031694
(630) 483-5930
fax (630) 483-5939

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
April 4, 2013
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Illinois #036106524
Medicaid
ID #036106524

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093743163. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,108
Distinct HCPCS
10
Medicare allowed
$104,166
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 411 195 $134
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 174 174 $136
99213 Established patient office or other outpatient visit, 20-29 minutes 103 84 $95
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg 98 12 $2
96372 Injection of drug or substance under skin or into muscle 96 12 $15
G0008 Administration of influenza virus vaccine 50 50 $32
90662 Influenza vaccine split virus, preservative free 48 48 $72
36415 Insertion of needle into vein for collection of blood sample 35 32 $8
83036 Hemoglobin a1c level 28 22 $10
G0009 Administration of pneumococcal vaccine 25 25 $32

In context: peer comparison

Among 13 peers in Bartlett Family Medicine Physician, average services per provider: 68. This provider delivers 16× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,164
Patients
581
Total drug cost
$31,452
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 340 93 $4,724
Levothyroxine Sodium Generic 338 81 $5,554
Simvastatin Generic 150 39 $2,003
Lisinopril Generic 145 38 $1,073
Amlodipine Besylate Generic 139 37 $1,535
Pantoprazole Sodium Generic 129 34 $2,531
Losartan Potassium Generic 128 39 $1,826
Metformin Hcl Generic 121 35 $1,248
Rosuvastatin Calcium Generic 115 36 $1,515
Metoprolol Succinate Generic 104 29 $2,893

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jennifer Fredericks's medical specialty?
Dr. Jennifer Fredericks practices Family Medicine Physician in Bartlett, IL.
Where does Dr. Jennifer Fredericks practice?
Dr. Jennifer Fredericks practices at 820 S Il Route 59, Bartlett, IL 601031694. Office phone: 6304835930.
What is Dr. Jennifer Fredericks's NPI?
Dr. Jennifer Fredericks's National Provider Identifier (NPI) is 1093743163, issued by NPPES.
Does Dr. Jennifer Fredericks accept Medicare assignment?
Yes. Dr. Jennifer Fredericks accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jennifer Fredericks 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); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.