Dr. Darren S. Baroni, MD
- Medicare services, 2024
- 6,449
- Medicare patients, 2024
- 322
- Part D claims, 2024
- 614
- MIPS score, 2024
- 100
- Hospital affiliations
- 4
- Practice address
- 7915 Lake Manassas Dr, Gainesville, VA 20155
- Practice phone
- Call (571) 248-0653
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Colon Stomach & Liver Center
Gainesville, Virginia
Find Dr. Baroni's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Darren S. Baroni is a gastroenterologist in Gainesville, Virginia
Dr. Baroni practices at Colon Stomach & Liver Center in Gainesville, Virginia.
Dr. Baroni's NPI, 1154377497, was assigned on May 26, 2006. Dr. Baroni graduated from Uniformed Services University, F. Edward Hebert School of Medicine in 1993. Dr. Baroni holds Virginia license 0101239560.
- NPI
- 1154377497NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4385648138
- NPI enumeration date
- May 26, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (571) 248-0653
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Darren S. Baroni practices at Colon Stomach & Liver Center in Gainesville, Virginia
Dr. Baroni's primary practice is Colon Stomach & Liver Center, at 7915 Lake Manassas Dr, Gainesville, VA 20155 in Prince William County. The practice phone is (571) 248-0653.
- Colon Stomach & Liver Center7915 Lake Manassas Dr, Gainesville, VA 20155 · Prince William CountyPhone(571) 248-0653
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Darren S. Baroni is affiliated with 7 sites of care and 2 medical groups
Dr. Baroni's primary practice is Colon Stomach & Liver Center in Gainesville, Virginia. Dr. Baroni is also affiliated with UVA Health Prince William Medical Center. The medical group on file is Gastroenterology Associates. Dmand AI also links Dr. Baroni to 3 more hospitals, 2 group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Darren S. Baroni's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Baroni practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Colon Stomach & Liver Center | Available with a free account |
| +6 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Darren S. Baroni is one of 494 gastroenterologists in Virginia
Gastroenterology is Dr. Baroni's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Baroni is board certified in gastroenterology by the American Board of Internal Medicine. Dmand AI has Dr. Baroni's licenses on file in 2 states: Virginia and Hawaii.
Specialties and state licenses
- Gastroenterology, VirginiaPrimary
- Hawaii license
Clinical focus
Dmand AI lists acid reflux, chronic indigestion, chronic inflammatory bowel disease (IBD), cirrhosis of the liver, colonoscopy, gastroduodenitis, gastroenteritis and gastrointestinal bleeding among the conditions Dr. Baroni treats.
Gastroenterologists near Dr. Baroni
Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Darren S. Baroni billed Medicare for 6,449 services in 2024
CMS data shows 6,449 Medicare services from Dr. Baroni across 13 procedure codes in 2024, for 322 Medicare patients. Medicare paid $139,821 for them.
Dr. Baroni's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 02024: 6,000
- Surgery
- 2023: 1932024: 2025%
- Office and hospital visits
- 2023: 3862024: 16956%
- Other services
- 2023: 512024: 6018%
- Tests and treatments
- 2023: 02024: 18
Where Dr. Baroni's Medicare services took place, 2024
- In an office6,18796%
- In a facility2624%
Dr. Baroni compared with the Virginia median for gastroenterologists, 2024
- Dr. Baroni
- Virginia median
- Medicare services
- 6,449vs 52412.3 times
- Medicare patients
- 322vs 36211% below
- Part D claims
- 441vs 29052% above
Medians across 484 gastroenterologists in Virginia with Dmand AI profiles that report each measure.
Dr. Baroni's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Baroni?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Baroni and other gastroenterologists in Virginia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Darren S. Baroni treated 322 Medicare patients in 2024, average age 74
CMS counts 322 Medicare patients who saw Dr. Baroni in 2024. The largest group is 65 to 74, with 152 patients. 75% of them have high cholesterol, and 74% have high blood pressure. 5% are also on Medicaid. Their average risk score is 1.07, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Baroni's median patient age at 58, with 54% women.
Dr. Baroni's Medicare patients by age, 2024
Dr. Baroni's Medicare patients by sex, 2024
- Women19460%
- Men12840%
Chronic conditions among Dr. Baroni's Medicare patients, 2024
- High cholesterol75%
- High blood pressure74%
- Arthritis44%
- Diabetes23%
- Ischemic heart disease23%
- Mood disorders23%
- Anxiety22%
- Atrial fibrillation22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Baroni's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women54%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Darren S. Baroni wrote 614 Medicare Part D claims in 2024
In 2024, Dr. Baroni wrote 614 Medicare Part D claims for 168 patients. 83% of them were for generic drugs. CMS names the drug for 441 of them, across 17 drugs with 11 or more claims each, at $60,680 in total drug cost. In 2023, CMS named 458 claims across 15 drugs.
Dr. Baroni's Part D claims by kind of drug, 2024
- Generic507 claims83%
- Brand-name107 claims17%
Dr. Baroni's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Baroni's Part D claims, 2024
- Opioids6%37 of 614 claims
- Antibiotics4%24 of 614 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 4582024: 4414%
Drugs named by CMS: 17 in 2024, 15 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Darren S. Baroni scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Baroni for performance year 2024, reported as part of a group. Dr. Baroni accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Baroni as offering telehealth. CMS counts 108 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Baroni, more than 78% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Baroni's MIPS scores, performance year 2024
- 100of 100Final score
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Baroni ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 78th percentile108 procedures
- Colonoscopy
- 77th percentile90 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Darren S. Baroni received $16,320 in industry payments from 2016 to 2025
CMS Open Payments shows 390 general payments to Dr. Baroni from 39 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 53% of the total. Takeda Pharmaceuticals U.S.A., Inc. paid the most, $8,540.
General payments to Dr. Baroni by program year, 2016 to 2025
General payments to Dr. Baroni by kind, 2016 to 2025
- Food and beverage$8,61153%
- Speaker and faculty fees$6,87542%
- Travel and lodging$8125%
- Consulting fees$230%
Companies that paid Dr. Baroni the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Darren S. Baroni has 1 award and honors on record
Dmand AI lists 1 award for Dr. Baroni, most recently CMS Stage 1 2012 in 2011.
Awards and honors for Dr. Baroni
- 2011
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. Darren S. Baroni graduated from Uniformed Services University, F. Edward Hebert School of Medicine
Dr. Baroni graduated from Uniformed Services University, F. Edward Hebert School of Medicine in 1993.
- Medical school
- Board certified in gastroenterology
Source: Dmand AI Professional Profile Data
Dr. Darren S. Baroni accepts plans from 16 insurance carriers
Dr. Baroni is in network with 16 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Aetna
- Elevance
- United Healthcare
- CareFirst BlueCross BlueShield
- HCSC
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- Blue Cross Blue Shield of Michigan
- +8 more carriersWith a free account
Plan types Dr. Baroni accepts, by number of carriers
- PPO11
- Medicare9
- HMO8
- EPO4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. Darren S. Baroni's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Darren S. Baroni
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Darren S. Baroni's NPI number?
Dr. Darren S. Baroni's NPI number is 1154377497. It was assigned on May 26, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Darren S. Baroni?
Dr. Darren S. Baroni is a gastroenterologist in Gainesville, Virginia. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Darren S. Baroni practice?
Dr. Baroni practices at 7915 Lake Manassas Dr, Gainesville, VA 20155. Dr. Baroni's primary practice is Colon Stomach & Liver Center in Gainesville, Virginia. Dmand AI also links Dr. Baroni to 3 hospitals, 2 group practices and clinics and 1 medical group.
What is Dr. Darren S. Baroni's office phone number?
The practice phone on file for Dr. Baroni is (571) 248-0653.
What is Dr. Darren S. Baroni's medical license number?
Dr. Baroni holds Virginia license 0101239560, one of the licenses on file in 2 states.
Which states has Dr. Darren S. Baroni been licensed in?
Dmand AI has state licenses on file for Dr. Baroni in Virginia (2006 to 2026) and Hawaii (1995 to 2026).
Which hospitals is Dr. Darren S. Baroni affiliated with?
Dr. Baroni is affiliated with UVA Health Prince William Medical Center. Dmand AI links Dr. Baroni to 3 more hospitals.
What medical group is Dr. Darren S. Baroni part of?
Dr. Baroni is linked to Gastroenterology Associates. Dmand AI links Dr. Baroni to 1 more medical group.
Does Dr. Darren S. Baroni accept Medicare?
Yes. CMS data shows Dr. Baroni billed Medicare for 6,449 services in 2024, and Dr. Baroni accepts Medicare assignment.
Does Dr. Darren S. Baroni offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Baroni as offering telehealth services.
Show 9 more questionsShow fewer questions
What is Dr. Darren S. Baroni's MIPS score?
Dr. Baroni's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.
How many Medicare patients does Dr. Darren S. Baroni see?
CMS counts 322 Medicare patients who saw Dr. Baroni in 2024, with an average age of 74.
Is Dr. Darren S. Baroni board certified?
Yes. Dr. Baroni is board certified in gastroenterology by the American Board of Internal Medicine.
What services does Dr. Darren S. Baroni bill to Medicare?
In 2024, Dr. Baroni's most billed Medicare services were injected or infused drug (J3380), surgery: digestive system (43239) and office visit, established patient (99214).
Where did Dr. Darren S. Baroni go to medical school?
Dr. Baroni graduated from Uniformed Services University, F. Edward Hebert School of Medicine in 1993.
What drugs does Dr. Darren S. Baroni prescribe most?
In 2024 Medicare Part D data, Dr. Baroni's most prescribed drugs by claims were Pantoprazole Sodium, Promethazine HCl and Linzess.
Has Dr. Darren S. Baroni received payments from drug or device companies?
CMS Open Payments shows $16,320 in general payments to Dr. Baroni from 39 companies from 2016 to 2025. The largest total came from Takeda Pharmaceuticals U.S.A., Inc.
How long has Dr. Darren S. Baroni been practicing?
Dr. Baroni graduated from medical school in 1993, 33 years ago.
What insurance does Dr. Darren S. Baroni accept?
Dr. Baroni is in network with 16 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
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