ADRIAN CHAN (M.D.) – Neurology Physician, NPI 1770758476
Neurology Physician
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Profile Insights
NPPES metrics only — not quality of care.
509 NEUROLOGY in CT
Provider Addresses for ADRIAN CHAN (M.D.)
540 LITCHFIELD ST
TORRINGTON, CT 067906679
Phone: (972) 449-0540
Type: Location
2150 CORBIN AVE
NEW BRITAIN, CT 060532298
Phone: (860) 612-6305
Fax: (860) 612-6304
Type: Mailing
St. Joseph’s Regional Medical Center, 703, Main Street, Paterson, Passaic County, New Jersey, 07503, United States
MEDICINE DEPT - NEUROLOGY
PATERSON, NJ 07503
Phone: (973) 754-2000
Type: Mailing
200, Saint Charles Way, Villas on the Lake, Spry, York County, Pennsylvania, 17402, United States
YORK, PA 174024661
Phone: (717) 851-5503
Fax: (717) 851-5507
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 23 Open Payments records for all available years, with a total value of $1,778.
Total Amount is formed as General ($1,778) + Research ($0) + Ownership ($0) = $1,778.
Last reported payment date: 2024-09-16 • Largest payer in this snapshot: Medtronic, Inc. ($1,166).
Total Amount
$1,778
General + Research + Ownership
Payments
23
Total payment records
General Amount
$1,778
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-16
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Medtronic, Inc. | $1,166 |
| Eisai Inc. | $247 |
| Neurocrine BioSciences Inc. | $185 |
| Neurocrine BioSciences, Inc. | $66 |
| ABBVIE INC. | $42 |
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: 2025-12-16
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 5 Medicare enrollment records; no due dates published yet.
Enrollment records
5
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 |
|---|---|---|---|---|
| I20080416000505 | I | Neurology | NY | TBD |
| I20191014002806 | I | Neurology | NJ | TBD |
| I20230615003481 | I | Neurology | CT | TBD |
| I20250716002360 | I | Neurology | NH | TBD |
| I20251216001322 | I | Neurology | VT | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 122 | 54 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 74 | 69 | $0 |
| 99291 | Critical care, first 30-74 minutes | 40 | 11 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 40 | 32 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 36 | 28 | $0 |
Insurance plans in this area (ZIP 06790)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | TN | |
| Infectious Disease, Internal Medicine | PA | |
| P S Y C H I A T R Y | CA | |
| N E U R O L O G Y | TX | |
| Internal Medicine, Nephrology | WI | |
| Internal Medicine | TX | |
| - | NY | |
| - | SC | |
| Hospitalist, Internal Medicine, Pulmonary Disease | SC | |
| Internal Medicine, Hospitalist | NE |
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