Doctor profile · Federal record

Dr. Jennifer Mahannah, FNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Monticello, IL

  • NPI 1407360530
  • Accepts Medicare
  • MIPS 90.0 / 100 · 2023
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1000 Medical Center Dr
Monticello, IL 618562116
(217) 762-6241
fax (217) 762-1702
Additional location
1800 E Lake Shore Dr
Decatur, IL 625213810
(217) 464-2973
fax (217) 464-1610
Additional location
800 E Carpenter St
Springfield, IL 627691647
(217) 757-6570

Credentials & registration

NPPES · NUCC
NPI registered
November 2017 — 9 yrs on file
Profile last updated
June 9, 2023
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Illinois #209016787

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1407360530. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
16
Distinct HCPCS
1
Medicare allowed
$879
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 16 15 $55

In context: peer comparison

Among 1 peers in Monticello Family Nurse Practitioner, average services per provider: 16. This provider delivers 1.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$14
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Amgen INC. 1 $13.97

By nature of payment

Food and Beverage
$14

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
244
Patients
236
Total drug cost
$1,448
Drug Type Claims Patients Total cost
Prednisone Generic 55 54 $77
Cephalexin Generic 40 38 $300
Fluticasone Propionate Generic 35 34 $346
Meloxicam Generic 21 19 $85
Amoxicillin Generic 20 20 $69
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 20 18 $146
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 18 18 $154
Doxycycline Hyclate Generic 12 12 $177
Triamcinolone Acetonide Generic 12 12 $39
Tizanidine Hcl Generic 11 11 $56

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jennifer Mahannah's medical specialty?
Dr. Jennifer Mahannah practices Family Nurse Practitioner in Monticello, IL.
Where does Dr. Jennifer Mahannah practice?
Dr. Jennifer Mahannah practices at 1000 Medical Center Dr, Monticello, IL 618562116. Office phone: 2177626241.
What is Dr. Jennifer Mahannah's NPI?
Dr. Jennifer Mahannah's National Provider Identifier (NPI) is 1407360530, issued by NPPES.
Does Dr. Jennifer Mahannah accept Medicare assignment?
Yes. Dr. Jennifer Mahannah accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jennifer Mahannah commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.