Physician Profile
Mark K. Greathouse, MD
Unclaimed ProfileAbout Dr. Greathouse
Based in Pittsburgh, PA, Mark K. Greathouse, MD is listed in the NPI registry under cardiovascular disease. Mark graduated from West Virginia University School of Medicine in 1983. According to Medicare claims data, Mark cared for 1,003 Medicare patients across 1,268 services. The services billed most often include routine electrocardiogram (ecg) using at least 12 leads with interpretation and report, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and ultrasound of heart with color-depicted blood flow, rate, direction and valve function.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (421) 264-9500
- Email not available
Practice Locations
200 QUINN DR
Pittsburgh, PA 15275
100 Medical Blvd
Canonsburg, PA 15317
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
1,268 services · 1,003 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
424 | More often than most peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
121 | Less often than most peers in Cardiovascular Disease |
| Heart rhythm review and interpretation of continous external ekg over 8-15 days | Treatment | 93248 |
44 | More often than most peers in Cardiovascular Disease |
| Heart rhythm review and interpretation of continous external ekg over 8-15 days | Treatment | 93248 |
39 | More often than most peers in Cardiovascular Disease |
| Heart rhythm recording of continous external ekg over 8-15 days | Treatment | 93246 |
37 | More often than most peers in Cardiovascular Disease |
| Heart rhythm recording continous external ekg over more than 48 hours up to 7 days | Treatment | 93242 |
23 | As often as other peers in Cardiovascular Disease |
| Heart rhythm review, and interpretation of continous external ekg over more than 48 hours up to 7 days | Treatment | 93244 |
21 | More often than most peers in Cardiovascular Disease |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
21 | Less often than most peers in Cardiovascular Disease |
| Heart rhythm review, and interpretation of continous external ekg over more than 48 hours up to 7 days | Treatment | 93244 |
20 | More often than most peers in Cardiovascular Disease |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
415 | As often as other 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 cardiologists in Pittsburgh 8
Same specialty, same city.
Trained at West Virginia University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1983 at West Virginia University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 8
Providers in PA who bill this service to Medicare most often.
Common questions
What does Dr. Greathouse specialize in?
Dr. Greathouse is a cardiologist in Pittsburgh, PA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Cardiovascular Disease”.
NPI registry
Where is Dr. Greathouse located?
Dr. Greathouse is listed at 200 Quinn Dr, Pittsburgh, PA 15275. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Greathouse's phone number?
The number on file is (421) 264-9500. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Greathouse's NPI number?
Dr. Greathouse's National Provider Identifier is 1093796542. 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. Greathouse go to medical school?
Dr. Greathouse attended West Virginia University School of Medicine, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Greathouse been practicing?
Dr. Greathouse has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Greathouse do most often?
According to Medicare billing data, Dr. Greathouse provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report and ultrasound of heart with color-depicted blood flow, rate, direction and valve function, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Greathouse confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Greathouse. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.