Doctor profile · Federal record

Dr. Michael Madaio, MD

Nephrology Physician · Nephrology Physician · Charleston, SC

  • NPI 1235288705
  • 19 yrs on file
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
171 Ashley Ave
Charleston, SC 294250100
(843) 792-1414
Mailing address
Po Box 751461
Charlotte, NC 282751461

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
November 27, 2019
Specialty taxonomy
207RN0300X — NUCC code
State licenses (2)
South Carolina #83051 · Georgia #061483

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1235288705. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
45
Distinct HCPCS
2
Medicare allowed
$3,742
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 31 22 $92
99213 Established patient office or other outpatient visit, 20-29 minutes 14 13 $63

In context: peer comparison

Among 17 peers in this city , average services per provider: 107. This provider delivers 0.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
117
Patients
0
Total drug cost
$1,647
Drug Type Claims Patients Total cost
Chlorthalidone Generic 39 0 $515
Irbesartan Generic 20 0 $829
Amlodipine Besylate Generic 17 0 $117
Furosemide Generic 15 0 $69
Lisinopril Generic 14 0 $65
Vitamin D2 (Ergocalciferol (Vitamin D2)) Brand 12 0 $52

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Madaio's medical specialty?
Dr. Michael Madaio practices Nephrology Physician in Charleston, SC.
Where does Dr. Michael Madaio practice?
Dr. Michael Madaio practices at 171 Ashley Ave, Charleston, SC 294250100. Office phone: 8437921414.
What is Dr. Michael Madaio's NPI?
Dr. Michael Madaio's National Provider Identifier (NPI) is 1235288705, issued by NPPES.
What procedures does Dr. Michael Madaio commonly perform?
Top Medicare-reported procedures in 2023: 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.