Doctor profile · Federal record

Dr. Marc Siegel, MD

Infectious Disease Physician (CMS: Infectious Disease) · Internal Medicine Physician · Washington, DC

  • NPI 1306866140
  • Accepts Medicare
  • 28 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2150 Pennsylvania Ave Nw
Washington, DC 200373201
(202) 741-2234
fax (202) 741-2241

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
May 22, 2009
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207RI0200X — NUCC code
State license (1)
District of Columbia #MD32009

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306866140. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
493
Distinct HCPCS
7
Medicare allowed
$51,290
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 185 94 $88
99214 Established patient office or other outpatient visit, 30-39 minutes 91 59 $145
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 69 66 $145
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 64 46 $55
99213 Established patient office or other outpatient visit, 20-29 minutes 38 32 $101
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 30 18 $130
G0008 Administration of influenza virus vaccine 16 16 $35

In context: peer comparison

Among 19 peers in Washington Infectious Disease Physician, average services per provider: 80. This provider delivers 6.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,830
Transactions
17
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Intuitive Surgical, INC. 13 $2,643.19
ViiV Healthcare Company 2 $135.76
Abbvie INC. 1 $26.26
Gilead Sciences, INC. 1 $25.26

By nature of payment

Travel and Lodging
$2,643
Food and Beverage
$187

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
670
Patients
63
Total drug cost
$1,974,595
Drug Type Claims Patients Total cost
Biktarvy (Bictegrav/Emtricit/Tenofov Ala) Brand 216 35 $901,696
Juluca (Dolutegravir/Rilpivirine) Brand 132 14 $470,347
Dovato (Dolutegravir Sodium/Lamivudine) Brand 105 14 $318,180
Valacyclovir (Valacyclovir Hcl) Brand 37 0 $2,706
Tivicay (Dolutegravir Sodium) Brand 26 0 $60,609
Zolpidem Tartrate Generic 20 0 $140
Descovy (Emtricitabine/Tenofov Alafenam) Brand 18 0 $42,369
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 17 0 $288
Vancomycin Hcl Generic 17 0 $1,679
Rosuvastatin Calcium Generic 16 0 $242

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marc Siegel's medical specialty?
Dr. Marc Siegel practices Infectious Disease Physician in Washington, DC.
Where does Dr. Marc Siegel practice?
Dr. Marc Siegel practices at 2150 Pennsylvania Ave Nw, Washington, DC 200373201. Office phone: 2027412234.
What is Dr. Marc Siegel's NPI?
Dr. Marc Siegel's National Provider Identifier (NPI) is 1306866140, issued by NPPES.
Does Dr. Marc Siegel accept Medicare assignment?
Yes. Dr. Marc Siegel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marc Siegel 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); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.