DR. JOHN W KNAPPMAN (M.D.) – Family Medicine Physician, NPI 1053384875
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for DR. JOHN W KNAPPMAN (M.D.)
North Courtenay Parkway, Merritt Island, Brevard County, Florida, 32952, United States
SUITE D
MERRITT ISLAND, FL 329534191
Phone: (321) 452-4470
Fax: (321) 452-4442
Type: Location
PO BOX 11406
BELFAST, ME 049154005
Phone: (321) 452-4470
Fax: (321) 452-4442
Type: Mailing
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: 2006-10-16
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 |
|---|---|---|---|---|
| I20061016000183 | I | Family Practice | FL | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 769 | 412 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 354 | 354 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 187 | 131 | $0 |
| G0008 | Administration of influenza virus vaccine | 22 | 22 | $0 |
| G0180 | Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and | 21 | 17 | $0 |
Insurance plans in this area (ZIP 32953)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MA | |
| N E U R O S U R G E R Y | FL | |
| - | PA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MA | |
| Internal Medicine | MA | |
| - | PA | |
| General Surgery | PA | |
| - | PA | |
| - | MA | |
| - | MA |
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