Doctor profile · Federal record

Dr. Marylene Duah, M.D.

Infectious Disease Physician (CMS: Internal Medicine) · Watertown, NY

  • NPI 1700835337
  • Accepts Medicare
  • 34 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1575 Washington St
Watertown, NY 136019367
(315) 786-7300
fax (315) 786-7310

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
May 2, 2011
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207RI0200X — NUCC code
State license (1)
New York #224086
Medicaid
NY #00354316

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1700835337. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
580
Distinct HCPCS
6
Medicare allowed
$52,639
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 186 77 $76
99214 Established patient office or other outpatient visit, 30-39 minutes 150 81 $94
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 126 104 $115
99213 Established patient office or other outpatient visit, 20-29 minutes 61 45 $64
99204 New patient office or other outpatient visit, 45-59 minutes 29 29 $128
99203 New patient office or other outpatient visit, 30-44 minutes 28 28 $80

In context: peer comparison

Among 1 peers in Watertown Infectious Disease Physician, average services per provider: 96. This provider delivers 6.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$613
Transactions
31
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Gilead Sciences, INC. 13 $188.86
ViiV Healthcare Company 5 $111.91
Ferring Pharmaceuticals INC. 3 $67.43
Abbvie INC. 1 $56.97
bioMerieux INC 2 $50.15
Madrigal Pharmaceuticals 2 $49.45
Merck Sharp & Dohme LLC 3 $48.35
Abbott Laboratories 1 $21.22
Novo Nordisk INC 1 $18.36

By nature of payment

Food and Beverage
$613

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
904
Patients
53
Total drug cost
$1,801,507
Drug Type Claims Patients Total cost
Biktarvy (Bictegrav/Emtricit/Tenofov Ala) Brand 147 17 $597,063
Gabapentin Generic 76 0 $1,386
Triumeq (Abacavir/Dolutegravir/Lamivudi) Brand 73 0 $275,154
Tivicay (Dolutegravir Sodium) Brand 70 0 $216,098
Dovato (Dolutegravir Sodium/Lamivudine) Brand 69 0 $218,896
Atorvastatin Calcium Generic 62 0 $686
Omeprazole Generic 62 12 $1,057
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 62 12 $988
Triamcinolone Acetonide Generic 55 12 $899
Genvoya (Elviteg/Cob/Emtri/Tenof Alafen) Brand 46 0 $183,942

Frequently asked questions

Auto-generated from federal data
What is Dr. Marylene Duah's medical specialty?
Dr. Marylene Duah practices Infectious Disease Physician in Watertown, NY.
Where does Dr. Marylene Duah practice?
Dr. Marylene Duah practices at 1575 Washington St, Watertown, NY 136019367. Office phone: 3157867300.
What is Dr. Marylene Duah's NPI?
Dr. Marylene Duah's National Provider Identifier (NPI) is 1700835337, issued by NPPES.
Does Dr. Marylene Duah accept Medicare assignment?
Yes. Dr. Marylene Duah accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marylene Duah commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.