Doctor profile · Federal record

Dr. Molly Nelsen, D.O.

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

  • NPI 1437243581
  • Accepts Medicare
  • 22 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
180 S 3Rd St Ste 300
Belleville, IL 622201952
(618) 256-7311

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
August 1, 2018
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
Missouri #2009033144 · Indiana #02003066A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437243581. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
931
Distinct HCPCS
10
Medicare allowed
$59,090
HCPCS Description Services Patients Avg allowed
91322 Sarscov2 vac 50 mcg/0.5ml im 242 242 $111
90480 Admn sarscov2 vacc 1 dose 240 240 $39
90662 Influenza vaccine split virus, preservative free 128 128 $58
99214 Established patient office or other outpatient visit, 30-39 minutes 95 54 $124
G0008 Administration of influenza virus vaccine 92 92 $5
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 34 17 $15
83037 Hemoglobin a1c level, by device for home use 24 16 $10
90686 Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage 22 22 $20
99213 Established patient office or other outpatient visit, 20-29 minutes 19 14 $86
G0444 Annual depression screening, 5 to 15 minutes 19 19 $8

In context: peer comparison

Among 11 peers in this city , average services per provider: 83. This provider delivers 11× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,254
Patients
331
Total drug cost
$94,268
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 212 68 $4,017
Amlodipine Besylate Generic 114 31 $1,155
Lisinopril Generic 100 26 $1,142
Gabapentin Generic 97 25 $3,704
Metformin Hcl Generic 95 28 $945
Levothyroxine Sodium Generic 88 21 $1,212
Famotidine Generic 76 19 $2,113
Methocarbamol Generic 66 11 $1,963
Omeprazole Generic 64 22 $961
Pantoprazole Sodium Generic 61 13 $1,355

Frequently asked questions

Auto-generated from federal data
What is Dr. Molly Nelsen's medical specialty?
Dr. Molly Nelsen practices Family Medicine Physician in Belleville, IL.
Where does Dr. Molly Nelsen practice?
Dr. Molly Nelsen practices at 180 S 3Rd St Ste 300, Belleville, IL 622201952. Office phone: 6182567311.
What is Dr. Molly Nelsen's NPI?
Dr. Molly Nelsen's National Provider Identifier (NPI) is 1437243581, issued by NPPES.
Does Dr. Molly Nelsen accept Medicare assignment?
Yes. Dr. Molly Nelsen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Molly Nelsen commonly perform?
Top Medicare-reported procedures in 2023: Sarscov2 vac 50 mcg/0.5ml im (HCPCS 91322); Admn sarscov2 vacc 1 dose (HCPCS 90480); Influenza vaccine split virus, preservative free (HCPCS 90662). Source: CMS Medicare Physician & Other Practitioners file.