A. GEOFFREY DIDARIO (MD) – Allergy & Immunology Physician, NPI 1336282870
Allergy & Immunology Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
216 ALLERGY/IMMUNOLOGY in PA
Provider Addresses for A. GEOFFREY DIDARIO (MD)
233 E LANCASTER AVE
SUITE 200
ARDMORE, PA 190032321
Phone: (610) 642-1643
Fax: (610) 642-0245
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 153 Open Payments records for all available years, with a total value of $3,418.
Total Amount is formed as General ($3,418) + Research ($0) + Ownership ($0) = $3,418.
Last reported payment date: 2024-12-12 • Largest payer in this snapshot: GlaxoSmithKline, LLC. ($893).
Total Amount
$3,418
General + Research + Ownership
Payments
153
Total payment records
General Amount
$3,418
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-12
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| GlaxoSmithKline, LLC. | $893 |
| GENZYME CORPORATION | $560 |
| AstraZeneca Pharmaceuticals LP | $505 |
| Novartis Pharmaceuticals Corporation | $385 |
| Genentech USA, Inc. | $169 |
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: 2007-06-05
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 |
|---|---|---|---|---|
| I20070605000419 | I | Allergy/Immunology | PA | 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 |
|---|---|---|---|---|
| 94010 | Test to measure expiratory airflow and volume | 111 | 37 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 100 | 41 | $0 |
| 95117 | Professional service for multiple injections of allergen | 95 | 17 | $0 |
| 95115 | Professional service for single injection of allergen | 84 | 19 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 30 | 18 | $0 |
Insurance plans in this area (ZIP 19003)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | PA | |
| A L L E R G Y/ I M M U N O L O G Y | PA | |
| A L L E R G Y/ I M M U N O L O G Y | DC | |
| A L L E R G Y/ I M M U N O L O G Y | PA | |
| A L L E R G Y/ I M M U N O L O G Y | FL | |
| Physician Assistant | PA |
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