Doctor profile · Federal record

Dr. Mark Sullivan, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Student in an Organized Health Care Education/Training Program · Arlington, VA

  • NPI 1346669660
  • Accepts Medicare
  • 12 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
2445 Army Navy Dr Ste 400
Arlington, VA 222062988
(703) 379-8879
fax (703) 998-6821
Additional location
Dept of Medicine, Hsc Level 16, Suny Stony Brook
Stony Brook, NY 117947097
(631) 444-7411
fax (631) 444-2493
Additional location
Hsc T16-020
Stony Brook, NY 117948160
(631) 444-8478
fax (631) 444-7546

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
March 6, 2025
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Virginia #0101264845 · New York #291511-1

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346669660. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,457
Distinct HCPCS
10
Medicare allowed
$129,115
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 377 169 $142
96127 Assessment of emotional or behavioral problems 206 136 $6
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 190 31 $70
80053 Blood test, comprehensive group of blood chemicals 151 129 $10
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 143 122 $8
84481 Thyroid hormone, t3 measurement, free 130 117 $17
84439 Thyroxine (thyroid chemical), free 129 115 $9
84443 Blood test, thyroid stimulating hormone (tsh) 129 115 $16
80061 Blood test, lipids (cholesterol and triglycerides) 127 111 $13
36415 Insertion of needle into vein for collection of blood sample 112 92 $8

In context: peer comparison

Among 30 peers in Arlington Internal Medicine Physician, average services per provider: 106. This provider delivers 23× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$851
Transactions
42
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 10 $169.93
Novo Nordisk INC 8 $153.73
Lilly USA, LLC 6 $127.04
AstraZeneca Pharmaceuticals Lp 3 $60.43
Exact Sciences Corporation 2 $60.29
Bayer Healthcare Pharmaceuticals INC. 3 $59.46
Abbvie INC. 2 $48.20
Astellas Pharma US INC 1 $33.44
Boehringer Ingelheim Pharmaceuticals, INC. 1 $31.08
GlaxoSmithKline, LLC. 2 $30.44
Novartis Pharmaceuticals Corporation 1 $25.47
Watermark Medical, INC. 1 $18.82
Medtronic, INC. 1 $16.52
Medicomp INC 1 $15.91

By nature of payment

Food and Beverage
$851

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,344
Patients
486
Total drug cost
$69,591
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 172 66 $1,890
Levothyroxine Sodium Generic 135 47 $2,350
Metformin Hcl Generic 133 46 $1,036
Losartan Potassium Generic 122 39 $1,647
Rosuvastatin Calcium Generic 105 38 $1,952
Amlodipine Besylate Generic 102 37 $711
Tamsulosin Hcl Generic 99 31 $1,849
Lisinopril Generic 94 30 $793
Omeprazole Generic 73 32 $849
Diclofenac Sodium Generic 57 31 $2,231

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Sullivan's medical specialty?
Dr. Mark Sullivan practices Internal Medicine Physician in Arlington, VA.
Where does Dr. Mark Sullivan practice?
Dr. Mark Sullivan practices at 2445 Army Navy Dr Ste 400, Arlington, VA 222062988. Office phone: 7033798879.
What is Dr. Mark Sullivan's NPI?
Dr. Mark Sullivan's National Provider Identifier (NPI) is 1346669660, issued by NPPES.
Does Dr. Mark Sullivan accept Medicare assignment?
Yes. Dr. Mark Sullivan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Sullivan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Assessment of emotional or behavioral problems (HCPCS 96127); Chronic care management services (HCPCS 99490). Source: CMS Medicare Physician & Other Practitioners file.