Dr. Mark C. Barr, MD
- Medicare services, 2024
- 636
- Medicare patients, 2024
- 299
- Part D claims, 2024
- 6,939
- Hospital affiliations
- 1
- Industry payments
- $7,485
- Practice address
- 5801 Bremo Rd, Richmond, VA 23226
- Practice phone
- Call (804) 285-2011
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Barr'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. Mark C. Barr is a family medicine physician in Richmond, Virginia
Dr. Barr practices at Bon Secours St. Mary's Hospital in Richmond, Virginia, part of Bon Secours Mercy Health.
Dr. Barr's NPI, 1962473371, was assigned on February 1, 2006. Dr. Barr holds Virginia license 0101035730.
- NPI
- 1962473371NPI Registry (opens in a new tab)
- NPI enumeration date
- February 1, 2006
- NPI status
- Active
- Practice phone
- (804) 285-2011
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 72
- Medical school graduation
- 1980
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Mark C. Barr practices at Bon Secours St. Mary's Hospital in Richmond, Virginia
Dr. Barr's primary practice is Bon Secours St. Mary's Hospital, at 5801 Bremo Rd, Richmond, VA 23226 in Richmond City. The practice phone is (804) 285-2011.
- Bon Secours St. Mary's Hospital5801 Bremo Rd, Richmond, VA 23226 · Richmond CityPhone(804) 285-2011
Source: Dmand AI Affiliation Data
Dr. Mark C. Barr is affiliated with 2 sites of care and 1 medical group
Dr. Barr's primary practice is Bon Secours St. Mary's Hospital in Richmond, Virginia, part of Bon Secours Mercy Health. The medical group on file is Bon Secours St. Mary's Hospital. Dmand AI also links Dr. Barr to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark C. Barr's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Barr practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Bon Secours St. Mary's Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Bon Secours Mercy Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Mark C. Barr is one of 3,459 family medicine physicians in Virginia
Family medicine is Dr. Barr's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Barr is licensed in Virginia.
Specialties and state licenses
- Family medicine, VirginiaPrimary
Family medicine physicians near Dr. Barr
Counts of family medicine physicians 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. Mark C. Barr billed Medicare for 636 services in 2024
CMS data shows 636 Medicare services from Dr. Barr across 5 procedure codes in 2024, for 299 Medicare patients. Medicare paid $23,941 for them. Every service was in an office.
Dr. Barr's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7322024: 54625%
- Other services
- 2023: 1692024: 7953%
- Tests and treatments
- 2023: 112024: 11No change
Dr. Barr compared with the Virginia median for family medicine physicians, 2024
- Dr. Barr
- Virginia median
- Medicare services
- 636vs 54317% above
- Medicare patients
- 299vs 21738% above
- Part D claims
- 6,356vs 7218.8 times
Medians across 3,387 family medicine physicians in Virginia with Dmand AI profiles that report each measure.
Dr. Barr'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark C. Barr treated 299 Medicare patients in 2024, average age 75
CMS counts 299 Medicare patients who saw Dr. Barr in 2024. The largest group is 65 to 74, with 148 patients. 75% of them have high cholesterol, and 69% have high blood pressure. Their average risk score is 0.85, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Barr's median patient age at 70, with 49% women.
Dr. Barr's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Barr's Medicare patients by sex, 2024
- Women15151%
- Men14849%
Chronic conditions among Dr. Barr's Medicare patients, 2024
- High cholesterol75%
- High blood pressure69%
- Arthritis56%
- Chronic kidney disease22%
- Diabetes21%
- Mood disorders20%
- Anxiety18%
- Atrial fibrillation17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Barr's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women49%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark C. Barr wrote 6,939 Medicare Part D claims in 2024
In 2024, Dr. Barr wrote 6,939 Medicare Part D claims for 534 patients. 91% of them were for generic drugs. CMS names the drug for 6,356 of them, across 107 drugs with 11 or more claims each, at $364,100 in total drug cost. In 2023, CMS named 7,043 claims across 124 drugs.
Dr. Barr's Part D claims by kind of drug, 2024
- Generic6,340 claims91%
- Brand-name544 claims8%
- Other55 claims1%
Dr. Barr'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. Barr's Part D claims, 2024
- Opioids4%252 of 6,939 claims
- Antibiotics1%101 of 6,939 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: 7,0432024: 6,35610%
Drugs named by CMS: 107 in 2024, 124 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
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Dr. Mark C. Barr received $7,485 in industry payments from 2016 to 2025
CMS Open Payments shows 561 general payments to Dr. Barr from 42 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. AstraZeneca Pharmaceuticals LP paid the most, $1,019.
General payments to Dr. Barr by program year, 2016 to 2025
General payments to Dr. Barr by kind, 2016 to 2025
- Food and beverage$7,42399%
- Education$621%
Companies that paid Dr. Barr the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Mark C. Barr'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Mark C. Barr
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. Mark C. Barr's NPI number?
Dr. Mark C. Barr's NPI number is 1962473371. It was assigned on February 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark C. Barr?
Dr. Mark C. Barr is a family medicine physician in Richmond, Virginia. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Mark C. Barr practice?
Dr. Barr practices at 5801 Bremo Rd, Richmond, VA 23226. Dr. Barr's primary practice is Bon Secours St. Mary's Hospital in Richmond, Virginia, part of Bon Secours Mercy Health. Dmand AI also links Dr. Barr to 1 group practice or clinic.
What is Dr. Mark C. Barr's office phone number?
The practice phone on file for Dr. Barr is (804) 285-2011.
What is Dr. Mark C. Barr's medical license number?
Dr. Barr holds Virginia license 0101035730.
Which hospitals is Dr. Mark C. Barr affiliated with?
Dr. Barr practices at Bon Secours St. Mary's Hospital in Richmond, Virginia.
What medical group is Dr. Mark C. Barr part of?
Dr. Barr is linked to Bon Secours St. Mary's Hospital.
Does Dr. Mark C. Barr accept Medicare?
Yes. CMS data shows Dr. Barr billed Medicare for 636 services in 2024.
How many Medicare patients does Dr. Mark C. Barr see?
CMS counts 299 Medicare patients who saw Dr. Barr in 2024, with an average age of 75.
What services does Dr. Mark C. Barr bill to Medicare?
In 2024, Dr. Barr's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99215) and medicare service (G0439).
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What drugs does Dr. Mark C. Barr prescribe most?
In 2024 Medicare Part D data, Dr. Barr's most prescribed drugs by claims were Rosuvastatin Calcium, Atorvastatin Calcium and Amlodipine Besylate.
Has Dr. Mark C. Barr received payments from drug or device companies?
CMS Open Payments shows $7,485 in general payments to Dr. Barr from 42 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Mark C. Barr been practicing?
Dr. Barr graduated from medical school in 1980, 46 years ago.
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