John Mason, MD
John Mason, MD is a Cardiovascular Disease (Cardiology) in Parkersburg, West Virginia. Qualified in 2002, 24 years ago. Practices with Marietta Memorial Hospital, a 386-clinician group, works from 5 locations and accepts Medicare assignment. Licensed in Ohio and West Virginia.
- Years since qualifying
- 24
- Licensed in
- OH, WV
- In the registry since
- 2007
- Specialties on file
- 2
What do these letters mean?
- MD — Doctor of Medicine
- A physician who completed allopathic medical school.
Practice location Address checks out
600 18th St Ste 512Parkersburg, WV 26101-3231
Phone: (304) 424-4574
Fax: (304) 424-4917
Show map & directions
Directions in Google Maps · Apple Maps · OpenStreetMap
Pin is approximate — placed at the ZIP-code centre, not the exact door.
Additional practice locations (4)
- 803 Farson St Ste 400, Belpre, OH 45714-1073 — (740) 568-5207
- 802 Wayne St Ste 202, Marietta, OH 45750-3300 — (740) 568-5207
- 400 Matthew St Ste 302, Marietta, OH 45750-1656 — (740) 568-5207
- 314 S Wells St Ste 100, Sistersville, WV 26175-1098 — (304) 447-2447
Specialties & licences
| Cardiovascular Disease Physician (primary) | Taxonomy 207RC0000X · Licence 22957 (WV) |
|---|---|
| Cardiovascular Disease Physician | Taxonomy 207RC0000X · Licence 35.095222 (OH) |
Record details
| NPI number | 1447464789 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | MD |
| Sole proprietor | No |
| NPI enumerated | May 9, 2007 |
| Last updated in NPPES | April 30, 2026 |
| Certification date | April 30, 2026 |
Medicare enrollment
| Medicare specialty | CARDIOVASCULAR DISEASE (CARDIOLOGY) |
|---|---|
| Medical school | OTHER |
| Graduated | 2002 (24 years in practice) |
| Group practice | Marietta Memorial Hospital — 386 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
| Practice locations | 2 on file with Medicare |
Other providers in Parkersburg
-
David Alan Gnegy
600 18th St Ste 512, Parkersburg, WV 26101-3231 · (304) 424-4574
-
Dr. Hemant Modi
600 18th St Ste 512, Parkersburg, WV 26101-3231 · (304) 424-4574
-
Parkersburg Cardiology Associates, Inc
600 18th St Ste 512, Parkersburg, WV 26101-3231 · (304) 424-4574
-
Getachew Zeleke, MD
1013 Garfield Ave, Parkersburg, WV 26101-4637 · (304) 424-4574