Doctor profile · Federal record
Dr. Darren Baroni, MD
Gastroenterology Physician (CMS: Gastroenterology) · Gastroenterology Physician · Manassas, VA
- NPI 1154377497
- Accepts Medicare
- MIPS 73.7 / 100 · 2023
- 33 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 4 locations .
- Primary practice
-
8640 Sudley RD Ste 201
Manassas, VA 201104404
(703) 368-6819
fax (703) 330-2923 - Additional location
-
170 W Shirley Ave Ste 205
Warrenton, VA 201863083
(540) 347-2470 - Additional location
-
24430 Stone Springs Blvd Ste 250
Dulles, VA 201662268
(571) 248-0653 - Additional location
-
7915 Lake Manassas Dr Ste 302
Gainesville, VA 201553260
(571) 248-0653 - Mailing address
-
Po Box 381468
Germantown, TN 381831468
Show 1 more location
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- February 13, 2026
- Year of graduation
- 1993 — 33 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- Virginia #0101239560 · Hawaii #MD9153
- Medicaid (2)
- VA #010263018 · VA #1154377497
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1154377497. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
630
Distinct HCPCS
10
Medicare allowed
$70,578
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99439 |
Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month | 108 | 13 | $46 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 99 | 87 | $121 | |
99490 |
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 82 | 13 | $61 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 72 | 70 | $110 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 63 | 63 | $172 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 52 | 50 | $83 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 45 | 45 | $159 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 35 | 35 | $169 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 28 | 27 | $240 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 17 | 17 | $148 |
In context: peer comparison
Among 4 peers in Manassas Gastroenterology Physician, average services per provider: 51. This provider delivers 12× the peer median.Open Payments
Industry payments received
All-time total
$1,093
Transactions
37
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 8 | $251.56 | |
| Janssen Biotech, INC. | 7 | $191.88 | |
| Regeneron Healthcare Solutions, INC. | 5 | $169.16 | |
| E.R. Squibb & Sons, L.L.C. | 1 | $135.00 | |
| Celgene Corporation | 3 | $52.26 | |
| Takeda Pharmaceuticals U.S.A., INC. | 2 | $45.76 | |
| Pfizer INC. | 2 | $42.16 | |
| Phathom Pharmaceuticals, INC. | 2 | $40.79 | |
| Genzyme Corporation | 1 | $31.25 | |
| Enterra Medical, INC. | 1 | $29.26 | |
| Merck Sharp & Dohme LLC | 1 | $26.94 | |
| Lilly USA, LLC | 1 | $22.49 | |
| Ethicon US, LLC | 1 | $20.33 | |
| Intercept Pharmaceuticals, INC. | 1 | $19.84 | |
| Ardelyx, INC. | 1 | $14.37 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
458
Patients
56
Total drug cost
$56,432
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 112 | 45 | $1,595 |
| Promethazine Hcl | Generic | 69 | 0 | $4,384 |
| Linzess (Linaclotide) | Brand | 43 | 0 | $33,229 |
| Prochlorperazine Edisylate | Generic | 32 | 0 | $10,333 |
| Diphenhydramine Hcl | Generic | 29 | 0 | $1,292 |
| Famotidine | Generic | 28 | 11 | $505 |
| Omeprazole | Generic | 20 | 0 | $166 |
| Dicyclomine Hcl | Generic | 19 | 0 | $334 |
| Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) | Brand | 19 | 0 | $599 |
| Ondansetron Hcl | Generic | 17 | 0 | $224 |
Hospital affiliations
Frequently asked questions
What is Dr. Darren Baroni's medical specialty?
Dr. Darren Baroni practices Gastroenterology Physician in Manassas, VA.
Where does Dr. Darren Baroni practice?
Dr. Darren Baroni practices at 8640 Sudley RD Ste 201, Manassas, VA 201104404. Office phone: 7033686819.
What is Dr. Darren Baroni's NPI?
Dr. Darren Baroni's National Provider Identifier (NPI) is 1154377497, issued by NPPES.
Does Dr. Darren Baroni accept Medicare assignment?
Yes. Dr. Darren Baroni accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Darren Baroni commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month (HCPCS 99439); Established patient office or other outpatient visit (HCPCS 99214); Chronic care management services (HCPCS 99490). Source: CMS Medicare Physician & Other Practitioners file.