Physician Profile
Unclaimed ProfileAbout NELSON
Based in Philadelphia, PA, Gregory Alan Nelson, M.D. is listed in the NPI registry under internal medicine. Gregory graduated from Boston University School of Medicine in 1978.
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. Nelson?
Dr. Nelson is an internal medicine in Philadelphia, PA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
What is Dr. Nelson's address?
Dr. Nelson is listed at 6315-17 STENTON AVENUE, Philadelphia, PA 19138. 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. Nelson?
The number on file is (215) 424-1475. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Nelson's NPI number?
Dr. Nelson's National Provider Identifier is 1730107970. 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. Nelson train?
Dr. Nelson attended Boston University School of Medicine, graduating in 1978. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Nelson been practising?
Dr. Nelson has 48 years experience. Calculated from a graduation year of 1978, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Nelson perform?
According to Medicare billing data, Dr. Nelson the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Nelson confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Nelson. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (215) 424-1475
- Email not available
Practice Locations
6315-17 STENTON AVENUE
Philadelphia, PA 19138
Procedures Most Often Billed to Medicare
142 services · 26 patients · 1 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
142 |
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.
Other internal medicines in Philadelphia 8
Same specialty, same city.
Trained at Boston University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1978 at Boston University School of Medicine 7
Providers who graduated from the same medical school in the same year.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.