DR. ALEXANDER CHRISTAKIS (M.D.) – Anatomic Pathology & Clinical Pathology Physician, NPI 1538512231
Anatomic Pathology & Clinical Pathology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
323 PATHOLOGY in CT
Provider Addresses for DR. ALEXANDER CHRISTAKIS (M.D.)
1290 Silas Deane Hwy Ste 101
Wethersfield, CT 061094337
Phone: (860) 859-9061
Fax: (860) 889-6200
Type: Location
Brigham and Women's Hospital, 75, Francis Street, Roxbury, Boston, Suffolk County, Massachusetts, 02115, United States
BRIGHAM AND WOMEN'S HOSPITAL
BOSTON, MA 02115
Phone: (617) 732-7510
Type: Mailing
110 Clock Tower Sq Ste 100
Portsmouth, RI 028711396
Phone: (401) 293-5600
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $33.
Total Amount is formed as General ($33) + Research ($0) + Ownership ($0) = $33.
Last reported payment date: 2024-02-22 • Largest payer in this snapshot: Takeda Pharmaceuticals U.S.A., Inc. ($33).
Total Amount
$33
General + Research + Ownership
Payments
1
Total payment records
General Amount
$33
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-02-22
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | $33 |
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: 2024-08-22
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20210119002272 | I | Pathology | MA | TBD |
| I20210715003411 | I | Pathology | RI | TBD |
| I20240822000695 | I | Pathology | 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 |
|---|---|---|---|---|
| 88305 | Pathology examination of tissue using a microscope, intermediate complexity | 2,705 | 1,059 | $0 |
| 88342 | Special stained specimen slides to examine tissue, initial procedure | 392 | 340 | $0 |
| 88312 | Special stained specimen slides to identify organisms including interpretation and report | 129 | 121 | $0 |
| 88313 | Special stained specimen slides to examine tissue including interpretation and report | 117 | 117 | $0 |
| 88341 | Special stained specimen slides to examine tissue, each additional procedure | 88 | 31 | $0 |
Insurance plans in this area (ZIP 06109)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MA | |
| - | MA | |
| Diagnostic Radiology | MA | |
| Diagnostic Radiology | MA | |
| P A T H O L O G Y | CT |
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