Doctor profile · Federal record

Dr. Regina Williamson, APRN

Family Nurse Practitioner (CMS: Nurse Practitioner) · Primary Care Nurse Practitioner · Chillicothe, OH

  • NPI 1558651323
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
72 N Plaza Blvd
Chillicothe, OH 456011757
(740) 851-4400

Credentials & registration

NPPES · NUCC
NPI registered
April 2011 — 15 yrs on file
Profile last updated
February 21, 2020
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
Ohio #00025779 · Ohio #023774

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558651323. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$324
Transactions
23
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 14 $177.97
GlaxoSmithKline, LLC. 2 $35.38
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 2 $33.00
AstraZeneca Pharmaceuticals Lp 1 $17.07
Bayer Healthcare Pharmaceuticals INC. 1 $16.58
Currax Pharmaceuticals LLC 1 $15.37
Astellas Pharma US INC 1 $15.16
Inspire Medical Systems, INC. 1 $13.46

By nature of payment

Food and Beverage
$324

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
607
Patients
99
Total drug cost
$82,812
Drug Type Claims Patients Total cost
Omeprazole Generic 82 21 $935
Atorvastatin Calcium Generic 62 18 $653
Myrbetriq (Mirabegron) Brand 48 11 $32,019
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 46 16 $1,535
Metoprolol Succinate Generic 43 0 $914
Lisinopril Generic 40 11 $212
Gabapentin Generic 35 11 $792
Levothyroxine Sodium Generic 35 0 $488
Metformin Hcl Generic 35 11 $425
Amlodipine Besylate Generic 34 0 $200

Frequently asked questions

Auto-generated from federal data
What is Dr. Regina Williamson's medical specialty?
Dr. Regina Williamson practices Family Nurse Practitioner in Chillicothe, OH.
Where does Dr. Regina Williamson practice?
Dr. Regina Williamson practices at 72 N Plaza Blvd, Chillicothe, OH 456011757. Office phone: 7408514400.
What is Dr. Regina Williamson's NPI?
Dr. Regina Williamson's National Provider Identifier (NPI) is 1558651323, issued by NPPES.
Does Dr. Regina Williamson accept Medicare assignment?
Yes. Dr. Regina Williamson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.