Doctor profile · Federal record

Dr. Tina Williams

Gerontology Registered Nurse (CMS: Nurse Practitioner) · General Practice Registered Nurse · Nurse Practitioner · Merrillville, IN

  • NPI 1841998374
  • Accepts Medicare
  • 4 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8416 Taft St
Merrillville, IN 464106122
(219) 750-9010

Credentials & registration

NPPES · NUCC
NPI registered
February 2023 — 3 yrs on file
Profile last updated
May 4, 2024
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
163WG0600X — NUCC code
State licenses (3)
Indiana #AG12220078 · Indiana #28222770A · Indiana #71013750A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841998374. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$125
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 1 $125.00

By nature of payment

Food and Beverage
$125

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
48
Patients
45
Total drug cost
$993
Drug Type Claims Patients Total cost
Triamcinolone Acetonide Generic 20 19 $454
Cilostazol Generic 17 15 $313
Doxycycline Hyclate Generic 11 11 $225

Frequently asked questions

Auto-generated from federal data
What is Dr. Tina Williams's medical specialty?
Dr. Tina Williams practices Gerontology Registered Nurse in Merrillville, IN.
Where does Dr. Tina Williams practice?
Dr. Tina Williams practices at 8416 Taft St, Merrillville, IN 464106122. Office phone: 2197509010.
What is Dr. Tina Williams's NPI?
Dr. Tina Williams's National Provider Identifier (NPI) is 1841998374, issued by NPPES.
Does Dr. Tina Williams accept Medicare assignment?
Yes. Dr. Tina Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.