Doctor profile · Federal record

Dr. Stephanie Riggen, M.D.

Nephrology Physician (CMS: Nephrology) · Indianapolis, IN

  • NPI 1477726578
  • Accepts Medicare
  • 18 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
9011 N Meridian St Ste 225
Indianapolis, IN 462605365
(317) 574-4747
Additional location
8330 Naab RD Ste 234
Indianapolis, IN 462601932
(317) 875-0084
fax (317) 876-5580
Additional location
9240 N Meridian St Ste 140
Indianapolis, IN 462602368
(317) 875-0084
fax (317) 876-5580

Credentials & registration

NPPES · NUCC
NPI registered
April 2008 — 18 yrs on file
Profile last updated
January 8, 2026
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Indiana #01067289A
Medicaid
IN #201016030

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477726578. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,034
Distinct HCPCS
8
Medicare allowed
$119,517
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 490 188 $74
99214 Established patient office or other outpatient visit, 30-39 minutes 214 110 $86
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 105 21 $343
90945 Dialysis procedure including 1 evaluation 86 37 $80
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 73 71 $121
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 25 25 $162
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 22 11 $284
99204 New patient office or other outpatient visit, 45-59 minutes 19 19 $155

In context: peer comparison

Among 47 peers in Indianapolis Nephrology Physician, average services per provider: 102. This provider delivers 10× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Travere Therapeutics, INC. 1 $3.08

By nature of payment

Education
$3

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
679
Patients
187
Total drug cost
$129,977
Drug Type Claims Patients Total cost
Hydralazine Hcl Generic 80 26 $2,071
Amlodipine Besylate Generic 79 24 $786
Furosemide Generic 72 29 $681
Lanthanum Carbonate Generic 65 14 $57,947
Carvedilol Generic 53 17 $817
Lisinopril Generic 51 15 $295
Sevelamer Carbonate Generic 46 19 $11,880
Losartan Potassium Generic 44 14 $462
Calcitriol Generic 43 18 $1,017
Torsemide Generic 37 11 $1,663

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephanie Riggen's medical specialty?
Dr. Stephanie Riggen practices Nephrology Physician in Indianapolis, IN.
Where does Dr. Stephanie Riggen practice?
Dr. Stephanie Riggen practices at 9011 N Meridian St Ste 225, Indianapolis, IN 462605365. Office phone: 3175744747.
What is Dr. Stephanie Riggen's NPI?
Dr. Stephanie Riggen's National Provider Identifier (NPI) is 1477726578, issued by NPPES.
Does Dr. Stephanie Riggen accept Medicare assignment?
Yes. Dr. Stephanie Riggen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephanie Riggen 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); Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960). Source: CMS Medicare Physician & Other Practitioners file.