Brian Barr, MD
Cardiovascular Disease · Baltimore, MD
At a glance
22 S Greene St, Baltimore, MD 21201-1544
NPPES record updated Aug 26, 2026. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
22 S Greene StBaltimore, MD 21201-1544
Additional reported practice locations
827 Linden Ave Fl 2Baltimore, MD 212014606
Phone: 4103287877
Fax: 4102258008 419 W Redwood St Ste 520
Baltimore, MD 212017001
Phone: 6672141717
Fax: 4103282255 5 Park Center Ct
Owings Mills, MD 211174201
Phone: 4106540400 200 Memorial Ave
Westminster, MD 211575726
Phone: 4103287877
Fax: 4103281048 118 Westminster Pike Ste 106
Reisterstown, MD 211361060
Phone: 4108760086
Fax: 4107027168
Education & affiliations
- Medical / professional school
- Not reported in this file
- Graduation year
- 2008
- CMS specialties
- Cardiovascular Disease (Cardiology) · Internal Medicine
Practice groups
Reported hospital affiliations
- Carroll Hospital Center Westminster, MD
- Umd Upper Chesapeake Medical Center Bel Air, MD
- University Of Maryland Medical Center Baltimore, MD
- University Of Md Baltimore Washington Medical Center Glen Burnie, MD
- University Of Md Shore Medical Center At Easton Easton, MD
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Cardiovascular Disease
- Taxonomy code
- 207RC0000X
- Enumeration date
- Jun 23, 2008
- Record updated
- Aug 26, 2026
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MD
Reported taxonomies and licenses
208M00000X
License reported: D75157 MD
207RC0000X · Primary
License reported: D75157 MD
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
22 S Greene StBaltimore, MD 21201-1544
- Phone
- (410) 328-7877
- Fax
- (410) 328-1048
Mailing address
5 PARK CENTER CTOWINGS MILLS, MD 211174201
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
Report a directory issue