Gregorio J. Guillen, MD
Gregorio J. Guillen, MD is an Internal Medicine in Perth Amboy, New Jersey. Qualified in 1982, 44 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in New Jersey.
- Years since qualifying
- 44
- Licensed in
- NJ
- In the registry since
- 2006
What do these letters mean?
- MD — Doctor of Medicine
- A physician who completed allopathic medical school.
Practice location Address checks out
400 State St Ste 2Perth Amboy, NJ 08861
Phone: (732) 442-6020
Fax: (732) 442-1995
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Pin is approximate — placed at the ZIP-code centre, not the exact door.
Specialties & licences
| Geriatric Medicine (Internal Medicine) Physician (primary) | Taxonomy 207RG0300X · Licence MA56159 (NJ) |
|---|
Record details
| NPI number | 1538252226 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | MD |
| Sole proprietor | Yes |
| NPI enumerated | October 2, 2006 |
| Last updated in NPPES | August 6, 2013 |
Medicare enrollment
| Medicare specialty | INTERNAL MEDICINE |
|---|---|
| Also practises | GERIATRIC MEDICINE |
| Medical school | OTHER |
| Graduated | 1982 (44 years in practice) |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |