Doctor profile · Federal record

Dr. Benjamin Parsons, D.O.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Hematology & Oncology Physician · Hematology & Oncology Physician · La Crosse, WI

  • NPI 1164688834
  • Accepts Medicare
  • 19 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1836 South Ave
La Crosse, WI 546015429
(608) 782-7300

Credentials & registration

NPPES · NUCC
NPI registered
August 2008 — 18 yrs on file
Profile last updated
August 27, 2014
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (3)
Illinois #36124255 · Wisconsin #62725 · Indiana #02004225A
Medicaid
IN #201174570

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164688834. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
663
Distinct HCPCS
10
Medicare allowed
$71,708
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 197 89 $137
99214 Established patient office or other outpatient visit, 30-39 minutes 127 98 $93
99213 Established patient office or other outpatient visit, 20-29 minutes 77 70 $63
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 62 22 $76
99215 Established patient office or other outpatient visit, 40-54 minutes 49 16 $164
99213 Established patient office or other outpatient visit, 20-29 minutes 38 32 $84
99214 Established patient office or other outpatient visit, 30-39 minutes 32 22 $117
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 24 14 $47
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 23 20 $124
99205 New patient office or other outpatient visit, 60-74 minutes 20 20 $172

In context: peer comparison

Among 4 peers in this city , average services per provider: 54. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$525
Transactions
7
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Genmab U.S., Inc. 5 $330.26
PFIZER INC. 1 $143.49
Kite Pharma, Inc. 1 $51.20

By nature of payment

Food and Beverage
$525

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
961
Patients
223
Total drug cost
$2,242,484
Drug Type Claims Patients Total cost
Acyclovir Generic 270 53 $3,775
Anastrozole Generic 82 27 $2,052
Tamoxifen Citrate Generic 64 19 $2,388
Warfarin Sodium Generic 64 0 $885
Prednisone Generic 62 20 $321
Revlimid (Lenalidomide) Brand 58 16 $908,828
Ondansetron Hcl Generic 47 30 $348
Dexamethasone Generic 46 17 $807
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 46 15 $172
Jakafi (Ruxolitinib Phosphate) Brand 44 0 $677,320

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Benjamin Parsons's medical specialty?
Dr. Benjamin Parsons practices Hematology & Oncology Physician in La Crosse, WI.
Where does Dr. Benjamin Parsons practice?
Dr. Benjamin Parsons practices at 1836 South Ave, La Crosse, WI 546015429. Office phone: 6087827300.
What is Dr. Benjamin Parsons's NPI?
Dr. Benjamin Parsons's National Provider Identifier (NPI) is 1164688834, issued by NPPES.
Does Dr. Benjamin Parsons accept Medicare assignment?
Yes. Dr. Benjamin Parsons accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Benjamin Parsons commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.