Stephanie Riggen, M.D.
NPI 1477726578 · Nephrology Physician · Indianapolis, IN
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephanie Riggen, M.D. is a Nephrology Physician provider in Indianapolis, IN (NPI 1477726578).
Provider details
- NPI number
- 1477726578
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 01067289A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,267 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 471 | $72 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 225 | $85 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 127 | $15 |
| Home Dialysis Services Per Month (20 Years Or Older)90966 | 118 | $279 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 99 | $337 |
| Dialysis Procedure Including 1 Evaluation |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydralazine Hcl | 133 | 34 |
| Amlodipine Besylate | 86 | 28 |
| Calcitriol | 82 | 25 |
| Furosemide | 81 | 28 |
| Sevelamer Carbonate | 74 | 24 |
| Lisinopril | 65 | 19 |
| Losartan Potassium | 59 | 14 |
| Lanthanum Carbonate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 9240 N Meridian St Ste 140Indianapolis, IN 46260-2368Phone: (317) 875-0084Fax: (317) 876-5580
- 8330 Naab Rd Ste 234Indianapolis, IN 46260-1932Phone: (317) 875-0084Fax: (317) 876-5580
Registry dates
- Enumerated
- 2008-04-09
- Last updated
- 2026-01-08
- Certified
- 2026-01-08
Frequently asked questions
- What is Stephanie Riggen's NPI number?
- Stephanie Riggen's National Provider Identifier (NPI) is 1477726578, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephanie Riggen's specialty?
- Stephanie Riggen is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Stephanie Riggen located?
- Stephanie Riggen's practice location on file with NPPES is 9011 N Meridian St Ste 225, Indianapolis, IN 46260-5365.
- What is Stephanie Riggen's phone number?
- The practice phone number listed in the NPPES registry for Stephanie Riggen is (317) 574-4747.
- Does Stephanie Riggen accept Medicare?
- Stephanie Riggen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephanie Riggen's NPI active?
- Yes — Stephanie Riggen's NPI (1477726578) is active in the NPPES registry as of the last update on 2026-01-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.