Physician Profile
Unclaimed ProfileAbout ALEXANDER
Based in Denville, NJ, Robert Alexander, MD is listed in the NPI registry under internal medicine. Robert graduated from University of Missouri, Columbia School of Medicine in 1985. Robert is also listed as specialising in pulmonary disease.
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
Areas of Expertise
Common questions
What kind of doctor is Dr. Alexander?
Dr. Alexander is an internal medicine in Denville, NJ. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
What is Dr. Alexander's address?
Dr. Alexander is listed at 16 POCONO RD, Denville, NJ 07834. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Alexander?
The number on file is (973) 625-5651. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Alexander?
Dr. Alexander's National Provider Identifier is 1285688309. 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. Alexander train?
Dr. Alexander attended University of Missouri, Columbia School of Medicine, graduating in 1985. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Alexander have?
Dr. Alexander has 41 years experience. Calculated from a graduation year of 1985, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Alexander perform?
According to Medicare billing data, Dr. Alexander provides treatments such as nursing facility ventilation assistance and management and follow-up inpatient or observation ventilation assistance and management, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Alexander's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Alexander. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (973) 625-5651
- Email not available
Practice Locations
16 POCONO RD
Denville, NJ 07834
Procedures Most Often Billed to Medicare
6,957 services · 1,649 patients · 24 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Nursing facility ventilation assistance and management | Treatment | 94004 |
4,092 |
| Follow-up inpatient or observation ventilation assistance and management | Treatment | 94003 |
417 |
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
114 |
| Evaluation of use of breathing device | Treatment | 94664 |
111 |
| Test to examine how well the lungs exchange gases | Treatment | 94729 |
54 |
| Sleep study including heart rate, breathing, and sleep time | Treatment | 95800 |
47 |
| Test to determine lung volumes using sensors | Treatment | 94726 |
27 |
| Sleep study in sleep lab (6 years or older) | Treatment | 95810 |
26 |
| Sleep study including heart rate, breathing, airflow, and effort | Treatment | 95806 |
19 |
| Sleep study in sleep lab with continuous airway pressure (6 years or older) | Treatment | 95811 |
18 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other internal medicines at this location 4
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 25 related providers in 4 groups
Other internal medicines in Denville 6
Same specialty, same city.
Trained at University of Missouri, Columbia School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1985 at University of Missouri, Columbia School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Nursing facility ventilation assistance and management 3
Providers in NJ who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.