Doctor profile · Federal record

Dr. Jennifer Mainor, FNP

Family Nurse Practitioner · Chicago, IL

  • NPI 1467979260
  • 9 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3348 W 87Th St
Chicago, IL 606523767
(773) 776-4471
fax (773) 564-3510
Mailing address
30 W Monroe St Ste 1200
Chicago, IL 606032420

Credentials & registration

NPPES · NUCC
NPI registered
August 2017 — 9 yrs on file
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Illinois #209015853

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1467979260. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
131
Distinct HCPCS
4
Medicare allowed
$10,260
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 46 36 $81
99214 Established patient office or other outpatient visit, 30-39 minutes 42 30 $114
83036 Hemoglobin a1c level 30 22 $10
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 13 13 $114

In context: peer comparison

Among 231 peers in Chicago Family Nurse Practitioner, average services per provider: 226. This provider delivers 0.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$76
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Gilead Sciences, INC. 2 $56.40
Merck Sharp & Dohme LLC 1 $19.42

By nature of payment

Food and Beverage
$76

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
711
Patients
262
Total drug cost
$10,406
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 104 41 $845
Atorvastatin Calcium Generic 95 36 $1,157
Losartan Potassium Generic 89 33 $1,123
Metformin Hcl Generic 50 22 $370
Levothyroxine Sodium Generic 46 17 $775
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 44 21 $2,185
Lovastatin Generic 37 16 $536
Gabapentin Generic 36 13 $1,058
Lisinopril Generic 35 11 $277
Simvastatin Generic 35 13 $271

Frequently asked questions

Auto-generated from federal data
What is Dr. Jennifer Mainor's medical specialty?
Dr. Jennifer Mainor practices Family Nurse Practitioner in Chicago, IL.
Where does Dr. Jennifer Mainor practice?
Dr. Jennifer Mainor practices at 3348 W 87Th St, Chicago, IL 606523767. Office phone: 7737764471.
What is Dr. Jennifer Mainor's NPI?
Dr. Jennifer Mainor's National Provider Identifier (NPI) is 1467979260, issued by NPPES.
What procedures does Dr. Jennifer Mainor commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Hemoglobin a1c level (HCPCS 83036). Source: CMS Medicare Physician & Other Practitioners file.