Mr. John Robyn V Diez, MD
Mr. John Robyn V Diez, MD is an Addiction Medicine in Oakland, Maryland. Qualified in 2014, 12 years ago. Practices with Specialty Physicians of Garrett County, LLC, a 84-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Maryland.
- Years since qualifying
- 12
- Licensed in
- MD
- In the registry since
- 2021
What do these letters mean?
- MD — Doctor of Medicine
- A physician who completed allopathic medical school.
Practice location Address checks out
69 Wolf Acres DrOakland, MD 21550-2046
Phone: (301) 533-2190
Show map & directions
Directions in Google Maps · Apple Maps · OpenStreetMap
Pin is approximate — placed at the ZIP-code centre, not the exact door.
Specialties & licences
| Addiction Medicine (Internal Medicine) Physician (primary) | Taxonomy 207RA0401X · Licence D0102636 (MD) |
|---|
Record details
| NPI number | 1942881909 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | MD |
| Sole proprietor | No |
| NPI enumerated | April 20, 2021 |
| Last updated in NPPES | August 25, 2025 |
| Certification date | August 25, 2025 |
Medicare enrollment
| Medicare specialty | ADDICTION MEDICINE |
|---|---|
| Medical school | OTHER |
| Graduated | 2014 (12 years in practice) |
| Group practice | Specialty Physicians Of Garrett County, Llc — 84 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
| Telehealth | Offers telehealth services |