SANDRA DIAZ (DO) – Child & Adolescent Psychiatry Physician, NPI 1730539602
Child & Adolescent Psychiatry Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for SANDRA DIAZ (DO)
100A HAVERHILL ST
METHUEN, MA 018444251
Phone: (978) 682-5276
Fax: (978) 688-4932
Type: Mailing
800 Washington St
Boston, MA 02111
Phone: (617) 636-5000
Type: Location
780 Albany St
Boston, MA 021182755
Phone: (857) 654-1000
Type: Location
Tufts Medical Center, 800, Washington Street, Chinatown, Financial District, Boston, Suffolk County, Massachusetts, 02111, United States
BOSTON, MA 021111552
Phone:
Type: Mailing
Tropical Texas Behavioral Health, 1901, Interstate 69C Frontage Road, Seville Park Number 1 Colonia, Edinburg, Hidalgo County, Texas, 78539, United States
EDINBURG, TX 785396533
Phone: (956) 289-7000
Fax: (956) 289-7257
Type: Location
800 WASHINGTON ST # 1007
BOSTON, MA 021111552
Phone: (617) 636-4903
Fax: (617) 636-4852
Type: Mailing
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 $27.
Total Amount is formed as General ($27) + Research ($0) + Ownership ($0) = $27.
Last reported payment date: 2024-11-14 • Largest payer in this snapshot: Biogen, Inc. ($27).
Total Amount
$27
General + Research + Ownership
Payments
1
Total payment records
General Amount
$27
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-14
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Biogen, Inc. | $27 |
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: 2021-08-24
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20180208000469 | I | Psychiatry | TX | TBD |
| I20210824001643 | I | Psychiatry | MA | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 01844)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Mental Health Counselor | TX | |
| Mental Health Counselor | TX | |
| P S Y C H I A T R Y | AZ | |
| Nurse Practitioner | TX | |
| Nurse Practitioner | TX | |
| P S Y C H I A T R Y | MO | |
| Physician Assistant | TX | |
| Nurse Practitioner | TX | |
| Mental Health Counselor | TX | |
| Mental Health Counselor | TX |
Reviews
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