Doctor profile · Federal record

Dr. Gemechis Tollera, MD

Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · West Allis, WI

  • NPI 1942629084
  • Accepts Medicare
  • 21 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
8901 W Lincoln Ave
West Allis, WI 532272409
(414) 328-6000
Additional location
2901 W Kinnickinnic River Pkwy Ste 315
Milwaukee, WI 532153660
(414) 385-2590
fax (414) 385-2591
Additional location
945 N 12Th St
Milwaukee, WI 532331305
(414) 219-7136
Mailing address
Po Box 735044
Chicago, IL 606735044

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
October 16, 2023
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
208M00000X — NUCC code
State licenses (2)
Wisconsin #64512 · Wisconsin #64512-20
Medicaid
WI #100063184

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942629084. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
948
Distinct HCPCS
7
Medicare allowed
$95,504
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 381 146 $113
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 280 134 $74
99239 Hospital discharge day management, more than 30 minutes 101 100 $104
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 87 85 $160
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 49 26 $46
99238 Hospital discharge day management, 30 minutes or less 26 26 $77
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 24 21 $124

In context: peer comparison

Among 7 peers in West Allis Hospitalist Physician, average services per provider: 93. This provider delivers 10× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
78
Patients
0
Total drug cost
$7,071
Drug Type Claims Patients Total cost
Furosemide Generic 16 0 $57
Atorvastatin Calcium Generic 14 0 $120
Amlodipine Besylate Generic 13 0 $46
Metoprolol Succinate Generic 12 0 $147
Pantoprazole Sodium Generic 12 0 $93
Eliquis (Apixaban) Brand 11 0 $6,608

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gemechis Tollera's medical specialty?
Dr. Gemechis Tollera practices Hospitalist Physician in West Allis, WI.
Where does Dr. Gemechis Tollera practice?
Dr. Gemechis Tollera practices at 8901 W Lincoln Ave, West Allis, WI 532272409. Office phone: 4143286000.
What is Dr. Gemechis Tollera's NPI?
Dr. Gemechis Tollera's National Provider Identifier (NPI) is 1942629084, issued by NPPES.
Does Dr. Gemechis Tollera accept Medicare assignment?
Yes. Dr. Gemechis Tollera accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gemechis Tollera commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.