DR. JOHN ZACHARY SHUMKO (M.D.) – Physical Medicine & Rehabilitation Physician, NPI 1295739571
Physical Medicine & Rehabilitation Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
589 PHYSICAL MEDICINE AND REHABILITATION in NJ
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Provider Addresses for DR. JOHN ZACHARY SHUMKO (M.D.)
40, Main Street, Ridgetown, Chatham-Kent, Southwestern Ontario, Ontario, N0P 2C0, Canada
CHATHAM, NJ 079282431
Phone: (973) 635-0800
Fax: (973) 635-3137
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2010-05-03
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
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 |
|---|---|---|---|---|
| I20100503000435 | I | Physical Medicine And Rehabilitation | NJ | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 255 | 118 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 73 | 73 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 70 | 58 | $0 |
| 95885 | Needle measurement of electrical activity in arm or leg muscles, limited study | 69 | 45 | $0 |
| 95911 | Nerve conduction, 9-10 studies | 37 | 36 | $0 |
Insurance plans in this area (ZIP 07928)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | NJ | |
| - | NJ | |
| Physical Medicine And Rehabilitation | NY | |
| Orthopedic Surgery | NJ | |
| Physician Assistant | NJ | |
| Orthopedic Surgery | NJ | |
| Physician Assistant | NJ | |
| Physician Assistant | NJ | |
| Orthopedic Surgery | NJ | |
| Physical Medicine And Rehabilitation, Interventional Pain Management, Pain Management | NJ |
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