Doctor profile · Federal record

Dr. Lloyd Cassidy, MD

Family Medicine Physician (CMS: Emergency Medicine) · Family Medicine Physician · Family Medicine Physician · Green Bay, WI

  • NPI 1457795569
  • Accepts Medicare
  • 13 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
124 Siegler St
Green Bay, WI 543032636
(920) 605-3115
fax (920) 486-6826
Additional location
1500 S Main St, Family Medicine Residency Program
Fort Worth, TX 761044917
(817) 702-1204
Additional location
2875 W. 19Th Street
Chicago, IL 60623
(773) 484-1000
Show 1 more location
Additional location
100 County Road
Shawano, WI 541667072
(715) 526-2111
fax (715) 526-7308
Mailing address
353 N Desplaines St Apt 607
Chicago, IL 606611245

Credentials & registration

NPPES · NUCC
NPI registered
April 2013 — 13 yrs on file
Profile last updated
January 27, 2021
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (3)
Wisconsin #70125 · Illinois #036144493 · Texas #Q6620

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1457795569. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
39
Distinct HCPCS
2
Medicare allowed
$3,320
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 28 14 $76
99239 Hospital discharge day management, more than 30 minutes 11 11 $109

In context: peer comparison

Among 23 peers in this city , average services per provider: 90. This provider delivers 0.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,357
Patients
833
Total drug cost
$126,887
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 386 132 $5,732
Amlodipine Besylate Generic 230 79 $1,789
Lisinopril Generic 210 78 $1,969
Metoprolol Succinate Generic 208 80 $4,399
Omeprazole Generic 192 69 $2,989
Furosemide Generic 172 61 $1,311
Tamsulosin Hcl Generic 157 56 $3,933
Rosuvastatin Calcium Generic 124 46 $2,971
Gabapentin Generic 117 38 $3,014
Metformin Hcl Er (Metformin Hcl) Brand 117 41 $1,767

Frequently asked questions

Auto-generated from federal data
What is Dr. Lloyd Cassidy's medical specialty?
Dr. Lloyd Cassidy practices Family Medicine Physician in Green Bay, WI.
Where does Dr. Lloyd Cassidy practice?
Dr. Lloyd Cassidy practices at 124 Siegler St, Green Bay, WI 543032636. Office phone: 9206053115.
What is Dr. Lloyd Cassidy's NPI?
Dr. Lloyd Cassidy's National Provider Identifier (NPI) is 1457795569, issued by NPPES.
Does Dr. Lloyd Cassidy accept Medicare assignment?
Yes. Dr. Lloyd Cassidy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lloyd Cassidy commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.