WILLIAM M HASBUN (MD) – Geriatric Medicine (Internal Medicine) Physician, NPI 1295762466
Geriatric Medicine (Internal Medicine) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
12,368 INTERNAL MEDICINE in FL
Provider Addresses for WILLIAM M HASBUN (MD)
2055 GROVE DR
NAPLES, FL 341207575
Phone: (856) 577-6627
Fax: (239) 304-9805
Type: Mailing
5068 ANNUNCIATION CIR UNIT 111
AVE MARIA, FL 341429668
Phone: (239) 867-4395
Fax: (239) 217-3662
Type: Location
5, Bloomfield Court, Stonegate, Mount Laurel Township, Burlington County, New Jersey, 08054, United States
MOUNT LAUREL, NJ 08054
Phone: (856) 787-1243
Type: Mailing
414, Haddon Avenue, Collingswood, Camden County, New Jersey, 08108, United States
COLLINGSWOOD, NJ 08108
Phone: (856) 854-7800
Fax: (856) 854-1687
Type: Location
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: 2025-01-06
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20050622000360 | I | Internal Medicine | NJ | TBD |
| I20250106003810 | I | Internal Medicine | 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 34120)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| E N D O C R I N O L O G Y | PR | |
| O B S T E T R I C S/ G Y N E C O L O G Y | FL | |
| Nurse Practitioner | FL | |
| Nurse Practitioner | FL | |
| Nurse Practitioner | FL | |
| Nurse Practitioner | FL | |
| Nurse Practitioner | FL | |
| Nurse Practitioner | FL | |
| Family Practice | FL | |
| Nurse Practitioner | FL |
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