Stephen R. Ash, MD
Nephrology Physician · Lafayette, IN
Stephen R. Ash, MD is a nephrology physician with a practice address in Lafayette, Indiana, and NPI 1417926940, issued on Mar 16, 2006. Check the license (Indiana 01024554A, as entered in NPPES) on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.
- Name
- Stephen R. Ash
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- 01024554A IN
Self-reported in NPPES; status is on the state search - Practice location
- 1500 Salem St, Lafayette, IN 47904
- Phone
- (765) 448-8000
- Enumerated
- Mar 16, 2006
- Record last updated
- Jan 28, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (765) 448-8252
- Medicaid ID
- 100231050 IN
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 265 in Indiana → Look up another NPI →
Also registered at 1500 Salem St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Juliana Aguilar, BCBABehavior Analyst1619665676
- Muhammad Ali, MDCritical Care Medicine (Internal Medicine) Physician1174591580
- Chantel Anderson, NPPsychiatric/Mental Health Nurse Practitioner1235369380
- Teri Anderson, CSTSurgical Technologist1376715631
- Katherine ArmijoBehavior Technician1760293427
- James Baldwin, MDPlastic Surgery Physician1467421503
Verify Stephen R. Ash in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Licensing Board of Indiana
Search for license 01024554ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $314.01
3 payments; by number, the most common kind was food and beverage; the largest payer was Akebia Therapeutics Inc. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Stephen R. Ash among 265 nephrology physician records in Indiana
Stephen R. Ash, MD is one of 265 nephrology physician records with a practice address in Indiana. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 26% of them.
- NPI issued2006 · 26% of these records are older, 43% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileNo · 75% of these records are
- Record last updated2021 · 29% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Indiana
There are 265 nephrology physician records in Indiana.
All 265 in Indiana → Every provider in Lafayette → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Mahmuda Akhter, MDLafayette, IN 479051194229740
- Akram Al-Makki, MDLafayette, IN 479051447228184
- Rabih KalakecheLafayette, IN 479051679775324
- Andrew Krutul, MDLafayette, IN 479051841387529
- Sudha Rani, MDLafayette, IN 479051811916083
- Paul Shin, MDLafayette, IN 479051821011594
- James Sutton, MDLafayette, IN 479051467411231
- Lori Wanko, DOLafayette, IN 479051215270897
Common questions
What is Stephen R. Ash, MD's NPI number?
Stephen R. Ash, MD's National Provider Identifier (NPI) is 1417926940, issued on Mar 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Stephen R. Ash, MD located?
The NPPES record lists a practice address at 1500 Salem St, Lafayette, IN, 47904. Phone: (765) 448-8000. Providers update this record themselves, so call before visiting.
How can I verify Stephen R. Ash, MD's license?
NPPES lists Indiana license number 01024554A, as entered by the provider. Search the Medical Licensing Board of Indiana at https://www.in.gov/pla/professions/physicians-home/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.