Doctor profile · Federal record

Dr. Alissa Whittaker, FNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Family Nurse Practitioner · Plymouth, IN

  • NPI 1033540638
  • Accepts Medicare
  • 13 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
113 N Michigan St
Plymouth, IN 465632132
(574) 936-2643
fax (574) 540-4001

Credentials & registration

NPPES · NUCC
NPI registered
December 2013 — 13 yrs on file
Profile last updated
November 5, 2025
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
Indiana #71004885A · Indiana #28186867A
Medicaid
IN #201222850

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033540638. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$391
Transactions
16
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
Teva Pharmaceuticals USA, Inc. 2 $126.07
Tris Pharma Inc 2 $42.32
Indivior Inc. 2 $36.79
Supernus Pharmaceuticals, Inc. 2 $36.51
ABBVIE INC. 1 $30.05
Corcept Therapeutics 1 $25.47
Takeda Pharmaceuticals U.S.A., Inc. 1 $17.28
Lundbeck LLC 1 $16.63
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) 1 $15.98
Corium, LLC 1 $15.63
Exact Sciences Corporation 1 $14.94
Novo Nordisk Inc 1 $13.11

By nature of payment

Food and Beverage
$279
Education
$111

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
358
Patients
11
Total drug cost
$45,600
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 45 0 $324
Amlodipine Besylate Generic 44 11 $205
Lisinopril Generic 43 0 $253
Levothyroxine Sodium Generic 35 0 $467
Losartan Potassium Generic 25 0 $168
Simvastatin Generic 25 0 $138
Metformin Hcl Generic 22 0 $172
Januvia (Sitagliptin Phosphate) Brand 20 0 $17,671
Jardiance (Empagliflozin) Brand 19 0 $17,098
Duloxetine Hcl Generic 17 0 $326

Frequently asked questions

Auto-generated from federal data
What is Dr. Alissa Whittaker's medical specialty?
Dr. Alissa Whittaker practices Family Nurse Practitioner in Plymouth, IN.
Where does Dr. Alissa Whittaker practice?
Dr. Alissa Whittaker practices at 113 N Michigan St, Plymouth, IN 465632132. Office phone: 5749362643.
What is Dr. Alissa Whittaker's NPI?
Dr. Alissa Whittaker's National Provider Identifier (NPI) is 1033540638, issued by NPPES.
Does Dr. Alissa Whittaker accept Medicare assignment?
Yes. Dr. Alissa Whittaker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.