Doctor profile · Federal record

Dr. Marissa Tan, DO, MPH

Addiction Medicine (Preventive Medicine) Physician (CMS: Addiction Medicine) · Addiction Medicine (Preventive Medicine) Physician · Addiction Medicine (Preventive Medicine) Physician · Public Health & General Preventive Medicine Physician · Public Health & General Preventive Medicine Physician · Public Health & General Preventive Medicine Physician · Camden, NJ

  • NPI 1720583818
  • Accepts Medicare
  • 8 yrs in practice
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
800 Cooper St Ste 4004Th
Camden, NJ 081021155
(856) 342-3040
Additional location
2317 E Westmoreland St
Philadelphia, PA 191344529
(800) 805-6989
Additional location
323 S 60Th St
Philadelphia, PA 191431148
(800) 805-6989
Show 1 more location
Additional location
504 South St
Philadelphia, PA 191472210
(800) 805-6989
Mailing address
1 Federal St Ste 200
Camden, NJ 081031088

Credentials & registration

NPPES · NUCC
NPI registered
March 2018 — 8 yrs on file
Profile last updated
June 19, 2024
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
2083A0300X — NUCC code
State licenses (3)
Pennsylvania #OS020328 · Maryland #H0087983 · New Jersey #25MB12089100

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720583818. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$31
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Gilead Sciences, INC. 1 $17.47
Braeburn INC. 1 $13.96

By nature of payment

Food and Beverage
$31

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
113
Patients
38
Total drug cost
$13,594
Drug Type Claims Patients Total cost
Buprenorphine-Naloxone (Buprenorphine Hcl/Naloxone Hcl) Brand 113 38 $13,594

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marissa Tan's medical specialty?
Dr. Marissa Tan practices Addiction Medicine (Preventive Medicine) Physician in Camden, NJ.
Where does Dr. Marissa Tan practice?
Dr. Marissa Tan practices at 800 Cooper St Ste 4004Th, Camden, NJ 081021155. Office phone: 8563423040.
What is Dr. Marissa Tan's NPI?
Dr. Marissa Tan's National Provider Identifier (NPI) is 1720583818, issued by NPPES.
Does Dr. Marissa Tan accept Medicare assignment?
Yes. Dr. Marissa Tan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.