Doctor profile · Federal record

Dr. Umang Gautam, MD

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Green Bay, WI

  • NPI 1477564292
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2845 Greenbrier RD
Green Bay, WI 543116519
(920) 288-8000
Additional location
215 N 28Th Ave
Wausau, WI 544014100
(715) 847-2866
Mailing address
Po Box 735041
Chicago, IL 606735041

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
November 16, 2023
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Wisconsin #44330
Medicaid
WI #34205800

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477564292. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
719
Distinct HCPCS
6
Medicare allowed
$85,681
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 407 111 $135
99214 Established patient office or other outpatient visit, 30-39 minutes 240 134 $92
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 31 12 $114
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 18 11 $76
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 12 12 $166
99205 New patient office or other outpatient visit, 60-74 minutes 11 11 $172

In context: peer comparison

Among 7 peers in this city , average services per provider: 92. This provider delivers 7.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
859
Patients
166
Total drug cost
$1,470,284
Drug Type Claims Patients Total cost
Anastrozole Generic 110 31 $3,868
Potassium Chloride Generic 104 37 $2,623
Eliquis (Apixaban) Brand 85 14 $60,974
Dexamethasone Generic 76 18 $1,523
Levothyroxine Sodium Generic 69 15 $610
Prednisone Generic 68 17 $383
Prochlorperazine Maleate Generic 62 34 $909
Imbruvica (Ibrutinib) Brand 45 0 $742,022
Omeprazole Generic 42 0 $472
Acyclovir Generic 38 0 $804

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Umang Gautam's medical specialty?
Dr. Umang Gautam practices Hematology & Oncology Physician in Green Bay, WI.
Where does Dr. Umang Gautam practice?
Dr. Umang Gautam practices at 2845 Greenbrier RD, Green Bay, WI 543116519. Office phone: 9202888000.
What is Dr. Umang Gautam's NPI?
Dr. Umang Gautam's National Provider Identifier (NPI) is 1477564292, issued by NPPES.
Does Dr. Umang Gautam accept Medicare assignment?
Yes. Dr. Umang Gautam accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Umang Gautam 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); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.