Doctor profile · Federal record

Dr. Kathleen Castillo, MD

Nephrology Physician · Internal Medicine Physician · Nephrology Physician · Columbus, OH

  • NPI 1891374617
  • 5 yrs on file
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
395 W 12Th Ave
Columbus, OH 432101267
(614) 293-6514
Additional location
720 2Nd Ave Ste 203
Bowling Green, KY 421011778
(270) 843-5114
fax (270) 745-1230

Credentials & registration

NPPES · NUCC
NPI registered
April 2021 — 5 yrs on file
Profile last updated
March 9, 2026
Specialty taxonomy
207RN0300X — NUCC code
State licenses (2)
Ohio #35.153478 · Kentucky #61484

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891374617. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$38
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
NXSTAGE MEDICAL, INC. 1 $19.96
Fresenius USA Marketing, Inc. 1 $18.14

By nature of payment

Food and Beverage
$38

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
170
Patients
24
Total drug cost
$20,489
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 32 0 $360
Lisinopril Generic 30 13 $260
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 19 0 $566
Atorvastatin Calcium Generic 19 11 $401
Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) Brand 15 0 $5,651
Metoprolol Succinate Generic 15 0 $534
Gabapentin Generic 14 0 $676
Humalog Kwikpen U-100 (Insulin Lispro) Brand 14 0 $11,988
Amlodipine Besylate Generic 12 0 $53

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathleen Castillo's medical specialty?
Dr. Kathleen Castillo practices Nephrology Physician in Columbus, OH.
Where does Dr. Kathleen Castillo practice?
Dr. Kathleen Castillo practices at 395 W 12Th Ave, Columbus, OH 432101267. Office phone: 6142936514.
What is Dr. Kathleen Castillo's NPI?
Dr. Kathleen Castillo's National Provider Identifier (NPI) is 1891374617, issued by NPPES.