Doctor profile · Federal record

Dr. Marlene Birkholtz-Wier, D.O.

Family Medicine Physician (CMS: General Surgery) · Surgery Physician · Clarinda, IA

  • NPI 1881663847
  • Accepts Medicare
  • 33 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
220 Essie Davison Dr
Clarinda, IA 516322915
(712) 542-2176
Mailing address
Po Box 217, 220 Essie Davison Dr.
Clarinda, IA 516322915

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
May 8, 2014
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
Iowa #38630 · Nebraska #349
Medicaid
NE #470767637-13

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881663847. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
46
Distinct HCPCS
3
Medicare allowed
$7,024
HCPCS Description Services Patients Avg allowed
45380 Biopsy of large bowel using a flexible endoscope 17 17 $163
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 15 15 $68
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 14 14 $231

In context: peer comparison

Among 2 peers in Clarinda Family Medicine Physician, average services per provider: 22. This provider delivers 2.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
67
Patients
31
Total drug cost
$1,499
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 27 0 $432
Sucralfate Generic 24 15 $931
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 16 16 $137

Frequently asked questions

Auto-generated from federal data
What is Dr. Marlene Birkholtz-Wier's medical specialty?
Dr. Marlene Birkholtz-Wier practices Family Medicine Physician in Clarinda, IA.
Where does Dr. Marlene Birkholtz-Wier practice?
Dr. Marlene Birkholtz-Wier practices at 220 Essie Davison Dr, Clarinda, IA 516322915. Office phone: 7125422176.
What is Dr. Marlene Birkholtz-Wier's NPI?
Dr. Marlene Birkholtz-Wier's National Provider Identifier (NPI) is 1881663847, issued by NPPES.
Does Dr. Marlene Birkholtz-Wier accept Medicare assignment?
Yes. Dr. Marlene Birkholtz-Wier accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marlene Birkholtz-Wier commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.