DR. DAVID N SEIDMAN (ED.D.) – Clinical Psychologist, NPI 1801879747
Clinical Psychologist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,669 CLINICAL PSYCHOLOGIST in PA
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Provider Addresses for DR. DAVID N SEIDMAN (ED.D.)
588 HIDDEN LAIR DR
BLUE BELL, PA 194221368
Phone: (215) 699-3605
Type: Mailing
Old York Road, Elkins Park, Elkins Park Gardens, Cheltenham, Cheltenham Township, Montgomery County, Pennsylvania, 19027, United States
ELKINS PARK, PA 190271522
Phone: (215) 572-6517
Fax: (215) 576-7816
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.
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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: 2012-02-20
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 |
|---|---|---|---|---|
| I20120220000628 | I | Clinical Psychologist | 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 |
|---|---|---|---|---|
| 90834 | Psychotherapy, 45 minutes | 290 | 59 | $0 |
| 90791 | Psychiatric diagnostic evaluation | 47 | 47 | $0 |
Insurance plans in this area (ZIP 19422)
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