Doctor profile · Federal record

Dr. Claudiu Gherlan, MD

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

  • NPI 1639134216
  • Accepts Medicare
  • MIPS 80.2 / 100 · 2023
  • 32 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8202 Excelsior Dr
Madison, WI 537171906
(608) 831-1766
fax (608) 662-4185

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
October 25, 2012
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Wisconsin #45470-020
Medicaid
WI #34384000

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639134216. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,748
Distinct HCPCS
10
Medicare allowed
$124,656
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 600 280 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 388 241 $86
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 207 180 $8
83036 Hemoglobin a1c level 203 129 $10
93793 Anticoagulant management of patient taking warfarin 193 13 $11
80053 Blood test, comprehensive group of blood chemicals 178 165 $10
80061 Blood test, lipids (cholesterol and triglycerides) 167 162 $13
85610 Blood test, clotting time 146 11 $4
G0008 Administration of influenza virus vaccine 145 145 $22
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 144 144 $68

In context: peer comparison

Among 76 peers in Madison Internal Medicine Physician, average services per provider: 80. This provider delivers 47× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,749
Patients
638
Total drug cost
$201,817
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 392 112 $4,716
Omeprazole Generic 228 56 $3,332
Lisinopril Generic 220 62 $2,005
Tamsulosin Hcl Generic 220 44 $3,286
Eliquis (Apixaban) Brand 211 36 $166,388
Amlodipine Besylate Generic 210 55 $2,099
Losartan Potassium Generic 165 42 $2,130
Oxycodone Hcl Generic 156 22 $4,258
Rosuvastatin Calcium Generic 153 41 $2,310
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 141 25 $4,454

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Claudiu Gherlan's medical specialty?
Dr. Claudiu Gherlan practices Internal Medicine Physician in Madison, WI.
Where does Dr. Claudiu Gherlan practice?
Dr. Claudiu Gherlan practices at 8202 Excelsior Dr, Madison, WI 537171906. Office phone: 6088311766.
What is Dr. Claudiu Gherlan's NPI?
Dr. Claudiu Gherlan's National Provider Identifier (NPI) is 1639134216, issued by NPPES.
Does Dr. Claudiu Gherlan accept Medicare assignment?
Yes. Dr. Claudiu Gherlan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Claudiu Gherlan 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 99213); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025). Source: CMS Medicare Physician & Other Practitioners file.