Doctor profile · Federal record

Dr. Vivian Mandas, PA

Physician Assistant · Surgical Physician Assistant · Oak Ridge, TN

  • NPI 1508620303
  • Accepts Medicare
  • 3 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
800 Oak Ridge Tpke Ste C100
Oak Ridge, TN 378306927
(865) 483-2288
Mailing address
2733 Silicon Valley Way
Knoxville, TN 379314288

Credentials & registration

NPPES · NUCC
NPI registered
February 2024 — 2 yrs on file
Profile last updated
February 21, 2024
Year of graduation
2023 — 3 yrs since
Specialty taxonomy
363A00000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508620303. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$224
Transactions
10
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Optinose US, Inc. 4 $111.27
kaleo, Inc. 2 $41.10
Phathom Pharmaceuticals, Inc. 1 $19.46
GENZYME CORPORATION 1 $19.23
Regeneron Healthcare Solutions, Inc. 1 $19.15
Hikma Pharmaceuticals USA 1 $14.19

By nature of payment

Food and Beverage
$224

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Vivian Mandas's medical specialty?
Dr. Vivian Mandas practices Physician Assistant in Oak Ridge, TN.
Where does Dr. Vivian Mandas practice?
Dr. Vivian Mandas practices at 800 Oak Ridge Tpke Ste C100, Oak Ridge, TN 378306927. Office phone: 8654832288.
What is Dr. Vivian Mandas's NPI?
Dr. Vivian Mandas's National Provider Identifier (NPI) is 1508620303, issued by NPPES.
Does Dr. Vivian Mandas accept Medicare assignment?
Yes. Dr. Vivian Mandas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.