JOHN MASON (MD) – Cardiovascular Disease Physician, NPI 1447464789
Cardiovascular Disease Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
1,508 CARDIOVASCULAR DISEASE (CARDIOLOGY) in OH
Provider Addresses for JOHN MASON (MD)
803 Farson St Ste 400
Belpre, OH 457141073
Phone: (740) 568-5207
Type: Location
600 18TH ST STE 512
PARKERSBURG, WV 261013236
Phone: (304) 424-4574
Fax: (304) 424-4917
Type: Mailing
600, 18th Street, Riverside, North Parkersburg, Parkersburg, Wood County, West Virginia, 26101, United States
SUITE 512
PARKERSBURG, WV 261013231
Phone: (304) 424-4574
Fax: (304) 424-4917
Type: Location
314 S Wells St Ste 100
Sistersville, WV 261751098
Phone: (304) 447-2447
Type: Location
802 Wayne ST STE 202
Marietta, OH 457503300
Phone: (740) 568-5207
Fax: (740) 568-5297
Type: Location
400 Matthew St Ste 302
Marietta, OH 457501656
Phone: (740) 568-5207
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 41 Open Payments records for all available years, with a total value of $646.
Total Amount is formed as General ($646) + Research ($0) + Ownership ($0) = $646.
Last reported payment date: 2024-12-09 • Largest payer in this snapshot: ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) ($233).
Total Amount
$646
General + Research + Ownership
Payments
41
Total payment records
General Amount
$646
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-09
Latest reported date
Top Companies
Largest payers in this snapshot
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2025-06-27
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20080530000714 | I | Cardiovascular Disease (Cardiology) | WV | TBD |
| I20250627001903 | I | Cardiovascular Disease (Cardiology) | OH | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 1,825 | 1,540 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 828 | 507 | $0 |
| 93306 | Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 353 | 340 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 243 | 188 | $0 |
| 93016 | Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician | 175 | 175 | $0 |
Insurance plans in this area (ZIP 45714)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | WV | 78452 | Nuclear medicine study of vessels of heart using drugs or exercise multiple studies | 176 | 176 |
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | WV | 93010 | Routine electrocardiogram (EKG) using at least 12 leads with interpretation and report | 14 | 14 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | OH | |
| Nurse Practitioner | OH | |
| General Practice, Obstetrics/Gynecology | OH | |
| - | OH | |
| Family Practice | OH | |
| Family Practice | OH | |
| Nurse Practitioner | OH | |
| - | OH | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MI | |
| General Surgery | OH |
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