JACOB JAN HENDRIK BLEESING (M.D.) – Pediatric Clinical & Laboratory Immunology Physician, NPI 1841220167
Pediatric Clinical & Laboratory Immunology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
185 ALLERGY/IMMUNOLOGY in OH
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Provider Addresses for JACOB JAN HENDRIK BLEESING (M.D.)
Cincinnati Children’s Hospital Medical Center, 3333, Burnet Avenue, Pill Hill, Corryville, Cincinnati, Hamilton County, Ohio, 45229-3026, United States
ML 5021
CINCINNATI, OH 452293039
Phone: (513) 636-4225
Fax: (513) 636-2511
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)
CMS reports 2 Open Payments records for all available years, with a total value of $2,936.
Total Amount is formed as General ($2,936) + Research ($0) + Ownership ($0) = $2,936.
Last reported payment date: 2023-10-20 • Largest payer in this snapshot: GENZYME CORPORATION ($2,436).
Total Amount
$2,936
General + Research + Ownership
Payments
2
Total payment records
General Amount
$2,936
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-10-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| GENZYME CORPORATION | $2,436 |
| Pharming Healthcare, Inc. | $500 |
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: 2004-10-26
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 |
|---|---|---|---|---|
| I20041026000508 | I | Allergy/Immunology | OH | 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 45229)
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Group practice members
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