Physician Profile
Martin J. McNamara, MD
Unclaimed ProfileAbout Dr. Mcnamara
Martin J. McNamara, MD practices cardiovascular disease (cardiology) in Washington, DC. Martin is a 2020 graduate of Georgetown University School of Medicine. Martin is also listed as specializing in cardiovascular disease. According to Medicare claims data, Martin cared for 258 Medicare patients across 582 services. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, evaluation of lower heart chamber assist device, and initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes. The provider's National Provider Identifier (NPI) is 1477172500.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (202) 444-8168
- Email not available
Practice Locations
3800 RESERVOIR RD NW DEPT OF
Washington, DC 20007
Conditions Commonly Evaluated or Treated
Within Cardiovascular Disease generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Coronary and ischemic heart disease
Heart failure and cardiomyopathy
Heart rhythm
Symptoms and functional disorders
Valve and structural heart
Vascular and risk factors
Artery & vascular
Heart inflammation
Heart muscle
Heart valves
Vascular disease
Procedures & services
Most searched procedures
Office and noninvasive testing
Advanced imaging
Consultations
Diagnostic testing
Diagnostics
Heart devices
- Biventricular Pacemaker (Cardiac Resynchronization Therapy)
- Implantable Loop Recorder (Cardiac Monitor Implant)
Heart imaging
Heart procedures
Heart rhythm procedures
Imaging
Implants
Recovery & rehabilitation
Vascular imaging
Procedures Most Often Billed to Medicare
582 services · 258 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Evaluation of lower heart chamber assist device | Treatment | 93750 |
139 | More than most peers in Cardiovascular Disease… |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
324 | More than most peers in Cardiovascular Disease… |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
64 | More often than most peers in Cardiovascular Disease… |
| Hospital discharge day management, more than 30 minutes | Office visit | 99239 |
39 | More often than most peers in Cardiovascular Disease… |
| Critical care, first 30-74 minutes | Office visit | 99291 |
16 | Less often than most peers in Cardiovascular Disease… |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other cardiovascular diseases in Washington 8
Same specialty, same city.
Trained at Georgetown University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 9 related providers in 2 groups
Class of 2020 at Georgetown University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Evaluation of lower heart chamber assist device 1
Providers in DC who bill this service to Medicare most often.
Common questions
What does Dr. McNamara specialize in?
Dr. McNamara is a cardiovascular disease (cardiology) in Washington, DC. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Dr. McNamara located?
Dr. McNamara is listed at 3800 Reservoir Rd Nw Dept of, Washington, DC 20007. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. McNamara's phone number?
The number on file is (202) 444-8168. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. McNamara's NPI number?
Dr. McNamara's National Provider Identifier is 1477172500. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. McNamara go to medical school?
Dr. McNamara attended Georgetown University School of Medicine, graduating in 2020. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. McNamara been practicing?
Dr. McNamara has 6 years experience. Calculated from a graduation year of 2020, reported in the CMS National Downloadable File.
CMS public data
What does Dr. McNamara do most often?
According to Medicare billing data, Dr. McNamara provides treatments such as evaluation of lower heart chamber assist device, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. McNamara confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. McNamara. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.