Doctor profile · Federal record

Dr. Mark Leduc, DO

Obstetrics & Gynecology Physician · Mason City, IA

  • NPI 1881626273
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1010 4Th St Sw
Mason City, IA 504012857
(641) 428-5100
fax (641) 428-5115
Additional location
815 des Moines St
Webster City, IA 505952119
(515) 832-1200
Mailing address
621 S Illinois Ave Ste 103
Mason City, IA 504015489

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
September 26, 2022
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Iowa #3708

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881626273. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
66
Distinct HCPCS
3
Medicare allowed
$3,808
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 31 27 $62
99212 Established patient office or other outpatient visit, 10-19 minutes 18 14 $33
99203 New patient office or other outpatient visit, 30-44 minutes 17 17 $77

In context: peer comparison

Among 6 peers in Mason City Obstetrics & Gynecology Physician, average services per provider: 25. This provider delivers 2.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
11
Patients
11
Total drug cost
$21
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 11 11 $21

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Leduc's medical specialty?
Dr. Mark Leduc practices Obstetrics & Gynecology Physician in Mason City, IA.
Where does Dr. Mark Leduc practice?
Dr. Mark Leduc practices at 1010 4Th St Sw, Mason City, IA 504012857. Office phone: 6414285100.
What is Dr. Mark Leduc's NPI?
Dr. Mark Leduc's National Provider Identifier (NPI) is 1881626273, issued by NPPES.
What procedures does Dr. Mark Leduc commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.