JOHN MICHAEL HAM-YING (M.D.) – Family Medicine Physician, NPI 1780683870
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
6,722 FAMILY PRACTICE in FL
Provider Addresses for JOHN MICHAEL HAM-YING (M.D.)
1200 DELTONA BLVD APT 40A
DELTONA, FL 327256386
Phone: (386) 202-6025
Type: Mailing
47, 5th Street Northwest, Winter Haven, Polk County, Florida, 33881, United States
WINTER HAVEN, FL 338814672
Phone: (863) 291-5110
Fax: (863) 291-5128
Type: Mailing
1514, 1st Street North, Winter Haven, Polk County, Florida, 33881, United States
WINTER HAVEN, FL 338812476
Phone: (863) 291-5110
Fax: (863) 291-5128
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 29 Open Payments records for all available years, with a total value of $531.
Total Amount is formed as General ($531) + Research ($0) + Ownership ($0) = $531.
Last reported payment date: 2024-11-25 • Largest payer in this snapshot: ABBVIE INC. ($387).
Total Amount
$531
General + Research + Ownership
Payments
29
Total payment records
General Amount
$531
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-25
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $387 |
| Amgen Inc. | $37 |
| Abbott Laboratories | $23 |
| Novo Nordisk Inc | $18 |
| Exact Sciences Corporation | $18 |
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: 2004-11-12
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 |
|---|---|---|---|---|
| I20041112000970 | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 32725)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | FL | |
| Nurse Practitioner | FL | |
| - | FL | |
| - | FL | |
| Physician Assistant | FL | |
| Physician Assistant | FL | |
| Physician Assistant | PR | |
| Family Practice | FL | |
| Physician Assistant | FL | |
| Nurse Practitioner | FL |
Reviews
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