MARK A POSNER (MD) – Allergy & Immunology Physician, NPI 1508869637
Allergy & Immunology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
216 ALLERGY/IMMUNOLOGY in PA
Provider Addresses for MARK A POSNER (MD)
470 SENTRY PKWY E
STE 200
BLUE BELL, PA 194222324
Phone: (610) 825-5800
Fax: (610) 397-0980
Type: Mailing
9800 SHELBYVILLE RD
STE 220
LOUISVILLE, KY 402232992
Phone: (502) 429-8585
Fax: (855) 656-7325
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 160 Open Payments records for all available years, with a total value of $3,684.
Total Amount is formed as General ($3,684) + Research ($0) + Ownership ($0) = $3,684.
Last reported payment date: 2024-12-11 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($986).
Total Amount
$3,684
General + Research + Ownership
Payments
160
Total payment records
General Amount
$3,684
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-11
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $986 |
| GENZYME CORPORATION | $555 |
| CSL Behring | $341 |
| Regeneron Healthcare Solutions, Inc. | $209 |
| Takeda Pharmaceuticals U.S.A., Inc. | $186 |
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: 2010-06-10
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 |
|---|---|---|---|---|
| I20100610000104 | 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 |
|---|---|---|---|---|
| 95004 | Test for allergy using allergenic extract | 1,551 | 29 | $0 |
| 95165 | Professional service for preparation and provision of 1 or more antigens | 270 | 11 | $0 |
| 95117 | Professional service for multiple injections of allergen | 139 | 30 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 138 | 107 | $0 |
| 94375 | Test to measure rate of airflow | 89 | 74 | $0 |
Insurance plans in this area (ZIP 19422)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| ALLERGY/IMMUNOLOGY | PA | 95117 | Injection of incremental dosages of allergen, 2 or more injections | 37 | 15 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| A L L E R G Y/ I M M U N O L O G Y | OH | |
| A L L E R G Y/ I M M U N O L O G Y | AR | |
| A L L E R G Y/ I M M U N O L O G Y | KY | |
| A L L E R G Y/ I M M U N O L O G Y | TN | |
| Allergy/Immunology, Pediatric Medicine | KY | |
| A L L E R G Y/ I M M U N O L O G Y | KY | |
| Nurse Practitioner | KY | |
| A L L E R G Y/ I M M U N O L O G Y | AR | |
| - | KY | |
| A L L E R G Y/ I M M U N O L O G Y | IN |
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