DR. DEBORAH L BLACKER (MD SCD) – Geriatric Psychiatry Physician, NPI 1205800521
Geriatric Psychiatry Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for DR. DEBORAH L BLACKER (MD SCD)
Charlestown Post Office (mobile), Pattern Close, St Austell Bay, Charlestown, Cornwall, England, PL25 3FQ, United Kingdom
MASS GENERAL PHYSICIAN ORGANIZATION
CHARLESTOWN, MA 021299142
Phone: (617) 724-0287
Fax: (617) 726-2894
Type: Mailing
55 FRUIT ST 149 2691
MASSACHUSETTS GENERAL HOSPITAL
BOSTON, MA 02114
Phone: (617) 726-5571
Fax: (617) 726-5760
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2005-07-05
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 |
|---|---|---|---|---|
| I20050705000828 | I | Geriatric 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 20 | 17 | $0 |
Insurance plans in this area (ZIP 02129)
Loading plans...
Group practice members
| Name | Specialty | State |
|---|---|---|
| G A S T R O E N T E R O L O G Y | MA | |
| Diagnostic Radiology | MA | |
| Nephrology, Internal Medicine | MA | |
| Nurse Practitioner | MA | |
| P A T H O L O G Y | NY | |
| P A T H O L O G Y | MA | |
| P S Y C H I A T R Y | MA | |
| Cardiac Electrophysiology, Internal Medicine, Cardiovascular Disease (Cardiology) | MA | |
| H E M A T O L O G Y/ O N C O L O G Y | MA | |
| N E U R O L O G Y | MA |
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.