Doctor profile · Federal record

Dr. Mark Sylvester, M.D.

Addiction Psychiatry Physician (CMS: Psychiatry) · Psychiatry Physician · Lakewood Ranch, FL

  • NPI 1336399344
  • Accepts Medicare
  • 18 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6320 Venture Dr, Suite 202
Lakewood Ranch, FL 342025130
(941) 363-0878
fax (941) 363-0527

Credentials & registration

NPPES · NUCC
NPI registered
September 2008 — 18 yrs on file
Profile last updated
March 13, 2013
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
2084P0802X — NUCC code
State licenses (2)
Florida #ME106957 · Florida #TRN-13165

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336399344. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$44
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Tempus AI, Inc 2 $44.17

By nature of payment

Food and Beverage
$44

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
144
Patients
0
Total drug cost
$20,516
Drug Type Claims Patients Total cost
Quetiapine Fumarate Generic 28 0 $573
Vyvanse (Lisdexamfetamine Dimesylate) Brand 28 0 $10,783
Mirtazapine Generic 27 0 $264
Buprenorphine Hcl Generic 20 0 $778
Desvenlafaxine Succinate Er (Desvenlafaxine Succinate) Brand 17 0 $311
Aripiprazole Generic 13 0 $3,260
Belsomra (Suvorexant) Brand 11 0 $4,547

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Sylvester's medical specialty?
Dr. Mark Sylvester practices Addiction Psychiatry Physician in Lakewood Ranch, FL.
Where does Dr. Mark Sylvester practice?
Dr. Mark Sylvester practices at 6320 Venture Dr, Lakewood Ranch, FL 342025130. Office phone: 9413630878.
What is Dr. Mark Sylvester's NPI?
Dr. Mark Sylvester's National Provider Identifier (NPI) is 1336399344, issued by NPPES.
Does Dr. Mark Sylvester accept Medicare assignment?
Yes. Dr. Mark Sylvester accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.