Doctor profile · Federal record

Dr. Nicholas Conwell, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Student in an Organized Health Care Education/Training Program · Madison, WI

  • NPI 1457649634
  • Accepts Medicare
  • MIPS 97.6 / 100 · 2023
  • 15 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4142 Veith Ave
Madison, WI 537041149
(608) 630-4047

Credentials & registration

NPPES · NUCC
NPI registered
July 2011 — 15 yrs on file
Profile last updated
September 27, 2017
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Wisconsin #59843

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1457649634. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
253
Distinct HCPCS
5
Medicare allowed
$29,249
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 73 71 $161
99284 Emergency department visit with moderate level of medical decision making 67 61 $113
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 40 37 $8
99283 Emergency department visit with low level of medical decision making 37 37 $67
99291 Critical care, first 30-74 minutes 36 36 $199

In context: peer comparison

Among 57 peers in this city , average services per provider: 78. This provider delivers 3.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
111
Patients
95
Total drug cost
$696
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 36 35 $123
Cephalexin Generic 18 18 $139
Doxycycline Hyclate Generic 15 14 $185
Naproxen Generic 14 14 $43
Ondansetron Odt (Ondansetron) Brand 14 14 $138
Prednisone Generic 14 0 $68

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nicholas Conwell's medical specialty?
Dr. Nicholas Conwell practices Emergency Medicine Physician in Madison, WI.
Where does Dr. Nicholas Conwell practice?
Dr. Nicholas Conwell practices at 4142 Veith Ave, Madison, WI 537041149. Office phone: 6086304047.
What is Dr. Nicholas Conwell's NPI?
Dr. Nicholas Conwell's National Provider Identifier (NPI) is 1457649634, issued by NPPES.
Does Dr. Nicholas Conwell accept Medicare assignment?
Yes. Dr. Nicholas Conwell accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nicholas Conwell commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.