DR. MARJORIE MACKENZIE (DC) – Rehabilitation Chiropractor, NPI 1790835916
Rehabilitation Chiropractor
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
172 CHIROPRACTIC in DE
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Provider Addresses for DR. MARJORIE MACKENZIE (DC)
200, Banning Street, Dover, Kent County, Delaware, 19904, United States
STE 350
DOVER, DE 199043485
Phone: (302) 730-8848
Fax: (302) 730-8846
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.
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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: 2010-11-29
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20101129000667 | I | Chiropractic | DE | 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 |
|---|---|---|---|---|
| 98941 | Chiropractic manipulative treatment, 3-4 spinal regions | 86 | 15 | $0 |
Insurance plans in this area (ZIP 19904)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | DE | |
| C H I R O P R A C T I C | DE | |
| C H I R O P R A C T I C | VA | |
| C H I R O P R A C T I C | DE | |
| - | DE | |
| Nurse Practitioner | DE | |
| - | DE | |
| Pain Management, Anesthesiology | DE | |
| Physical Medicine And Rehabilitation | DE | |
| C H I R O P R A C T I C | DE |
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