Doctor profile · Federal record
Dr. Marcus Crosby, M.D.
Radiation Oncology Physician (CMS: Radiation Oncology) · Internal Medicine Physician · Student in an Organized Health Care Education/Training Program · La Crosse, WI
- NPI 1689803579
- Accepts Medicare
- 17 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1836 South Ave
La Crosse, WI 54601
(608) 782-7300
Credentials & registration
- NPI registered
- July 2009 — 17 yrs on file
- Profile last updated
- August 2, 2018
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 2085R0001X — NUCC code
- State license (1)
- Wisconsin #55365
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1689803579. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,694
Distinct HCPCS
10
Medicare allowed
$174,758
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
77014 |
Ct guidance for insertion of radiation therapy fields | 432 | 44 | $43 | |
G6002 |
Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy | 224 | 27 | $20 | |
77300 |
Calculation of radiation therapy dose | 170 | 43 | $32 | |
77427 |
Radiation treatment management, 5 treatment sessions | 149 | 50 | $184 | |
77334 |
Design and construction of complex radiation treatment device | 136 | 53 | $59 | |
77014 |
Ct guidance for insertion of radiation therapy fields | 105 | 26 | $117 | |
G6015 |
Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session | 97 | 23 | $346 | |
77263 |
Complex radiation therapy planning | 52 | 50 | $162 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 48 | 35 | $93 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 46 | 46 | $172 |
In context: peer comparison
Among 1 peers in La Crosse Radiation Oncology Physician, average services per provider: 84. This provider delivers 20× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Marcus Crosby's medical specialty?
Dr. Marcus Crosby practices Radiation Oncology Physician in La Crosse, WI.
Where does Dr. Marcus Crosby practice?
Dr. Marcus Crosby practices at 1836 South Ave, La Crosse, WI 54601. Office phone: 6087827300.
What is Dr. Marcus Crosby's NPI?
Dr. Marcus Crosby's National Provider Identifier (NPI) is 1689803579, issued by NPPES.
Does Dr. Marcus Crosby accept Medicare assignment?
Yes. Dr. Marcus Crosby accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marcus Crosby commonly perform?
Top Medicare-reported procedures in 2023: Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy (HCPCS G6002); Calculation of radiation therapy dose (HCPCS 77300). Source: CMS Medicare Physician & Other Practitioners file.