Doctor profile · Federal record

Dr. Thomas Hahn, MD

Family Medicine Physician (CMS: Family Practice) · Verona, WI

  • NPI 1912290594
  • Accepts Medicare
  • 15 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 N Nine Mound RD
Verona, WI 535931032
(608) 845-9531
fax (608) 845-8684
Mailing address
7974 Uw Health CT
Middleton, WI 535625531

Credentials & registration

NPPES · NUCC
NPI registered
May 2011 — 15 yrs on file
Profile last updated
February 1, 2021
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Wisconsin #59833

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1912290594. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
344
Distinct HCPCS
6
Medicare allowed
$24,065
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 96 54 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 96 71 $121
99213 Established patient office or other outpatient visit, 20-29 minutes 77 68 $85
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 53 19 $74
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 11 11 $76
G0008 Administration of influenza virus vaccine 11 11 $29

In context: peer comparison

Among 6 peers in Verona Family Medicine Physician, average services per provider: 54. This provider delivers 6.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
843
Patients
176
Total drug cost
$43,378
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 105 25 $1,137
Lisinopril Generic 89 23 $984
Amlodipine Besylate Generic 77 22 $575
Omeprazole Generic 68 18 $945
Levothyroxine Sodium Generic 67 14 $717
Tamsulosin Hcl Generic 56 19 $1,243
Eliquis (Apixaban) Brand 53 0 $33,500
Losartan Potassium Generic 52 0 $812
Simvastatin Generic 47 15 $493
Gabapentin Generic 45 13 $536

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Hahn's medical specialty?
Dr. Thomas Hahn practices Family Medicine Physician in Verona, WI.
Where does Dr. Thomas Hahn practice?
Dr. Thomas Hahn practices at 100 N Nine Mound RD, Verona, WI 535931032. Office phone: 6088459531.
What is Dr. Thomas Hahn's NPI?
Dr. Thomas Hahn's National Provider Identifier (NPI) is 1912290594, issued by NPPES.
Does Dr. Thomas Hahn accept Medicare assignment?
Yes. Dr. Thomas Hahn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Hahn commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); 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.