Physician Profile
William C. Mostertz, MD
Unclaimed ProfileAbout Dr. Mostertz
William C. Mostertz, MD is a healthcare provider in Chapel Hill, NC specializing in advanced heart failure and transplant cardiology. William trained at Medical University of South Carolina College of Medicine, graduating in 2016. William is also listed as specializing in student in an organized health care education program and internal medicine. According to Medicare claims data, William cared for 253 Medicare patients across 617 services.
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
Source: NPPES NPI Registry
Contact Information
- (919) 966-5205
- Email not available
Practice Locations
160 DENTAL CIR
Chapel Hill, NC 27599
Procedures Most Often Billed to Medicare
617 services · 253 patients · 10 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Evaluation of lower heart chamber assist device | Treatment | 93750 |
128 |
| Insertion of tube in right heart chambers for measurement | Treatment | 93451 |
15 |
| Critical care, first 30-74 minutes | Office visit | 99291 |
162 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
98 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
71 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
52 |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
45 |
| Hospital discharge day management, more than 30 minutes | Office visit | 99239 |
18 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
14 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
14 |
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 advanced heart failure and transplant cardiology specialists in Chapel Hill 5
Same specialty, same city.
Trained at Medical University of South Carolina College of Medicine 4
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2016 at Medical University of South Carolina College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Evaluation of lower heart chamber assist device 8
Providers in NC who bill this service to Medicare most often.
Common questions
What does Dr. Mostertz specialize in?
Dr. Mostertz is an advanced heart failure and transplant cardiology in Chapel Hill, NC. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Dr. Mostertz located?
Dr. Mostertz is listed at 160 Dental Cir, Chapel Hill, NC 27599. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Mostertz's phone number?
The number on file is (919) 966-5205. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Mostertz's NPI number?
Dr. Mostertz's National Provider Identifier is 1679928022. 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. Mostertz go to medical school?
Dr. Mostertz attended Medical University of South Carolina College of Medicine, graduating in 2016. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Mostertz been practicing?
Dr. Mostertz has 10 years experience. Calculated from a graduation year of 2016, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Mostertz do most often?
According to Medicare billing data, Dr. Mostertz provides treatments such as evaluation of lower heart chamber assist device and insertion of tube in right heart chambers for measurement, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Mostertz confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Mostertz. 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.