JOANNE B WEIDHAAS (MD) – Radiation Oncology Physician, NPI 1295723294
Radiation Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
100 RADIATION ONCOLOGY in CT
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Provider Addresses for JOANNE B WEIDHAAS (MD)
Lippard Laboratory, 15, York Street, Downtown, New Haven, New Haven County, Connecticut, 06511, United States
HUNTER BUILDING, 1ST FL
NEW HAVEN, CT 065103221
Phone: (203) 688-4344
Fax: (203) 737-1281
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: 2015-12-03
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 |
|---|---|---|---|---|
| I20151203001721 | I | Radiation Oncology | CA | 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 |
|---|---|---|---|---|
| 77334 | Design and construction of complex radiation treatment device | 46 | 11 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 27 | 24 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 13 | 13 | $0 |
Insurance plans in this area (ZIP 06510)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | MI | |
| Nurse Practitioner | CA | |
| Radiation Oncology | CA | |
| Radiation Oncology | CA | |
| Radiation Oncology | CA | |
| - | CA | |
| Radiation Oncology | CA | |
| Radiation Oncology | CA | |
| Radiation Oncology | CA | |
| Radiation Oncology | CA |
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