LADAN HAMDHEYDARI (MD) – Psychiatry Physician, NPI 1184816761
Psychiatry Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
851 PSYCHIATRY in CT
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Provider Addresses for LADAN HAMDHEYDARI (MD)
Griffin Faculty Physicians, 2, Ivy Brook Road, Shelton, Fairfield County, Connecticut, 06484-6416, United States
STE120
SHELTON, CT 064846416
Phone: (203) 513-2642
Fax: (203) 513-2638
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 2 Open Payments records for all available years, with a total value of $180.
Total Amount is formed as General ($180) + Research ($0) + Ownership ($0) = $180.
Last reported payment date: 2024-09-05 • Largest payer in this snapshot: ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) ($129).
Total Amount
$180
General + Research + Ownership
Payments
2
Total payment records
General Amount
$180
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-05
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) | $129 |
| Neurocrine BioSciences Inc. | $51 |
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: 2009-07-06
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 |
|---|---|---|---|---|
| I20090706000183 | I | Psychiatry | CT | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 66 | 16 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 24 | 13 | $0 |
Insurance plans in this area (ZIP 06484)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| N E U R O L O G Y | CT | |
| - | CT | |
| - | CT | |
| - | CT | |
| - | CT | |
| - | CT | |
| Emergency Medicine, Critical Care (Intensivists), Internal Medicine | CT | |
| Clinical Social Worker | CT | |
| - | CT | |
| - | CT |
Reviews
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