Doctor profile · Federal record

Dr. Stephen Keiran, MD

Nephrology Physician (CMS: Nephrology) · Louisville, KY

  • NPI 1548264369
  • Accepts Medicare
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6400 Dutchmans Pkwy, Ste 250
Louisville, KY 402053340
(502) 587-9660
fax (502) 540-5615

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
August 29, 2007
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Kentucky #39425

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548264369. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,935
Distinct HCPCS
10
Medicare allowed
$211,788
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 478 166 $75
99213 Established patient office or other outpatient visit, 20-29 minutes 285 232 $78
99214 Established patient office or other outpatient visit, 30-39 minutes 278 203 $97
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 206 24 $343
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 191 99 $112
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 133 54 $57
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 86 84 $123
81003 Automated urinalysis test 73 72 $2
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 61 20 $47
99204 New patient office or other outpatient visit, 45-59 minutes 47 47 $155

In context: peer comparison

Among 25 peers in Louisville Nephrology Physician, average services per provider: 172. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$198
Transactions
8
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 1 $51.92
Invivyd INC 1 $33.12
Alexion Pharmaceuticals, INC. 1 $26.08
Fresenius USA Marketing, INC. 1 $22.64
Novartis Pharmaceuticals Corporation 1 $17.84
Ardelyx, INC. 1 $17.37
Amgen INC. 1 $15.30
Vifor Pharma, INC. 1 $13.38

By nature of payment

Food and Beverage
$198

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
888
Patients
366
Total drug cost
$84,229
Drug Type Claims Patients Total cost
Losartan Potassium Generic 133 56 $1,313
Famotidine Generic 117 55 $1,473
Calcitriol Generic 91 46 $1,325
Amlodipine Besylate Generic 88 44 $698
Furosemide Generic 80 33 $438
Hydralazine Hcl Generic 72 30 $1,164
Lisinopril Generic 64 22 $616
Carvedilol Generic 46 20 $512
Farxiga (Dapagliflozin Propanediol) Brand 43 15 $57,636
Metoprolol Succinate Generic 42 19 $1,081

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephen Keiran's medical specialty?
Dr. Stephen Keiran practices Nephrology Physician in Louisville, KY.
Where does Dr. Stephen Keiran practice?
Dr. Stephen Keiran practices at 6400 Dutchmans Pkwy, Louisville, KY 402053340. Office phone: 5025879660.
What is Dr. Stephen Keiran's NPI?
Dr. Stephen Keiran's National Provider Identifier (NPI) is 1548264369, issued by NPPES.
Does Dr. Stephen Keiran accept Medicare assignment?
Yes. Dr. Stephen Keiran accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Keiran 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 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.