DR. JOHN O. MARSH (M.D.) – Family Medicine Physician, NPI 1619997566
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,174 FAMILY PRACTICE in VA
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Provider Addresses for DR. JOHN O. MARSH (M.D.)
PO BOX 90
MIDDLEBROOK, VA 244590090
Phone: (540) 887-2627
Fax: (540) 886-2726
Type: Mailing
213 S JEFFERSON ST STE 1006
ROANOKE, VA 240111713
Phone: (540) 224-5715
Fax: (540) 224-5684
Type: Mailing
36, Cherry Grove Road, Middlebrook, Augusta County, Virginia, 24459, United States
MIDDLEBROOK, VA 24459
Phone: (540) 887-2627
Fax: (540) 886-2726
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 216 Open Payments records for all available years, with a total value of $3,767.
Total Amount is formed as General ($3,767) + Research ($0) + Ownership ($0) = $3,767.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($623).
Total Amount
$3,767
General + Research + Ownership
Payments
216
Total payment records
General Amount
$3,767
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-17
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $623 |
| ABBVIE INC. | $439 |
| Lilly USA, LLC | $431 |
| PFIZER INC. | $382 |
| Novo Nordisk Inc | $274 |
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: 2006-07-28
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Past revalidation due date
Earliest CMS due date was 2023-07-31 (1045 days ago).
Enrollment records
1
Earliest due date
2023-07-31
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 |
|---|---|---|---|---|
| I20060728000297 | I | Family Practice | VA | 2023-07-31 |
What to do next
- Verify current status on the CMS Revalidation Lookup Tool immediately.
- Complete revalidation in PECOS or contact your Medicare Administrative Contractor (MAC).
- Overdue revalidation can lead to deactivation of Medicare billing privileges.
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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 1,791 | 612 | $0 |
| J0897 | Injection, denosumab, 1 mg | 1,140 | 12 | $0 |
| 36415 | Insertion of needle into vein for collection of blood sample | 959 | 499 | $0 |
| J1100 | Injection, dexamethasone sodium phosphate, 1 mg | 549 | 87 | $0 |
| 81003 | Automated urinalysis test | 453 | 351 | $0 |
Insurance plans in this area (ZIP 24459)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| FAMILY MEDICINE | VA | 17003 | Destruction of 2-14 skin growths | 1064 | 183 |
| FAMILY MEDICINE | VA | 20610 | Aspiration and/or injection of large joint or joint capsule | 248 | 126 |
| FAMILY MEDICINE | VA | 82270 | Stool analysis for blood to screen for colon tumors | 13 | 13 |
| FAMILY MEDICINE | VA | 83036 | Hemoglobin A1C level | 298 | 218 |
| FAMILY MEDICINE | VA | 85610 | Blood test, clotting time | 431 | 55 |
| FAMILY MEDICINE | VA | 90670 | Pneumococcal vaccine for injection into muscle | 125 | 125 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | VA | |
| - | VA | |
| Internal Medicine, Pulmonary Disease | MD | |
| - | VA | |
| - | MD | |
| - | VA | |
| - | VA | |
| - | MD | |
| Physician Assistant | VA | |
| Physician Assistant | MI |
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