Doctor profile · Federal record

Dr. Johann Schmolck, MD

Nephrology Physician (CMS: Nephrology) · Des Moines, IA

  • NPI 1629031471
  • Accepts Medicare
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1215 Pleasant Street, Suite 100
Des Moines, IA 503091409
(515) 336-6557
fax (515) 461-2223

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
January 29, 2025
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Iowa #34029
Medicaid
IA #0458497

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629031471. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,483
Distinct HCPCS
10
Medicare allowed
$186,970
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 476 190 $74
99214 Established patient office or other outpatient visit, 30-39 minutes 282 220 $102
90966 Home dialysis services per month (20 years or older) 138 33 $274
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 113 34 $330
99215 Established patient office or other outpatient visit, 40-54 minutes 78 61 $129
90935 Hemodialysis procedure with physician evaluation 76 45 $67
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 75 73 $120
81003 Automated urinalysis test 58 55 $2
99204 New patient office or other outpatient visit, 45-59 minutes 45 45 $152
99213 Established patient office or other outpatient visit, 20-29 minutes 41 36 $76

In context: peer comparison

Among 9 peers in Des Moines Nephrology Physician, average services per provider: 121. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$16
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Otsuka America Pharmaceutical, INC. 1 $15.88

By nature of payment

Food and Beverage
$16

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
496
Patients
63
Total drug cost
$8,816
Drug Type Claims Patients Total cost
Furosemide Generic 120 29 $775
Amlodipine Besylate Generic 71 22 $427
Prednisone Generic 61 12 $545
Clonidine Hcl Generic 33 0 $190
Hydralazine Hcl Generic 31 0 $764
Spironolactone Generic 27 0 $532
Losartan Potassium Generic 25 0 $208
Carvedilol Generic 22 0 $133
Allopurinol Generic 21 0 $448
Calcium Acetate Generic 17 0 $1,187

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Johann Schmolck's medical specialty?
Dr. Johann Schmolck practices Nephrology Physician in Des Moines, IA.
Where does Dr. Johann Schmolck practice?
Dr. Johann Schmolck practices at 1215 Pleasant Street, Des Moines, IA 503091409. Office phone: 5153366557.
What is Dr. Johann Schmolck's NPI?
Dr. Johann Schmolck's National Provider Identifier (NPI) is 1629031471, issued by NPPES.
Does Dr. Johann Schmolck accept Medicare assignment?
Yes. Dr. Johann Schmolck accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Johann Schmolck commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214); Home dialysis services per month (20 years or older) (HCPCS 90966). Source: CMS Medicare Physician & Other Practitioners file.