Doctor profile · Federal record

Dr. Margarita German, M.D.

Hepatology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Gastroenterology Physician · Madison, WI

  • NPI 1356606206
  • Accepts Medicare
  • 14 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
750 University Row
Madison, WI 537051311
(608) 890-5000
Mailing address
7974 Uw Health CT
Middleton, WI 535625531

Credentials & registration

NPPES · NUCC
NPI registered
July 2012 — 14 yrs on file
Profile last updated
January 21, 2021
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207RI0008X — NUCC code
State licenses (3)
Wisconsin #63717-20 · Illinois #125061146 · Wisconsin #63717

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356606206. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
161
Distinct HCPCS
6
Medicare allowed
$13,843
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 39 33 $95
36415 Insertion of needle into vein for collection of blood sample 37 16 $8
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 26 16 $74
45380 Biopsy of large bowel using a flexible endoscope 21 21 $95
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 19 19 $220
99214 Established patient office or other outpatient visit, 30-39 minutes 19 13 $92

In context: peer comparison

Among 6 peers in Madison Hepatology Physician, average services per provider: 32. This provider delivers 5.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
307
Patients
64
Total drug cost
$90,929
Drug Type Claims Patients Total cost
Ursodiol Generic 77 21 $11,252
Tacrolimus Generic 59 13 $6,094
Mycophenolic Acid (Mycophenolate Sodium) Brand 38 0 $7,366
Gavilyte-C (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 32 30 $624
Lactulose Generic 15 0 $895
Xifaxan (Rifaximin) Brand 15 0 $46,984
Furosemide Generic 13 0 $84
Amlodipine Besylate Generic 12 0 $63
Pantoprazole Sodium Generic 12 0 $120
Tenofovir Disoproxil Fumarate Generic 12 0 $1,058

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Margarita German's medical specialty?
Dr. Margarita German practices Hepatology Physician in Madison, WI.
Where does Dr. Margarita German practice?
Dr. Margarita German practices at 750 University Row, Madison, WI 537051311. Office phone: 6088905000.
What is Dr. Margarita German's NPI?
Dr. Margarita German's National Provider Identifier (NPI) is 1356606206, issued by NPPES.
Does Dr. Margarita German accept Medicare assignment?
Yes. Dr. Margarita German accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margarita German commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.