DR. NEIL STUART HOROWITZ (MD) – Obstetrics & Gynecology Physician, NPI 1629050919
Obstetrics & Gynecology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
41 GYNECOLOGICAL ONCOLOGY in MA
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Provider Addresses for DR. NEIL STUART HOROWITZ (MD)
Cypress Street, Brookline, Norfolk County, Massachusetts, 02445, United States
BROOKLINE, MA 024456002
Phone: (857) 307-0896
Type: Mailing
Brigham and Women's Hospital, 75, Francis Street, Roxbury, Boston, Suffolk County, Massachusetts, 02115, United States
BRIGHAM AND WOMEN'S HOSPITAL
BOSTON, MA 021156110
Phone: (617) 732-8843
Fax: (617) 738-5124
Type: Location
14 Prospect St
Milford, MA 017573003
Phone: (508) 473-1190
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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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: 2007-08-24
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 |
|---|---|---|---|---|
| I20070824000146 | I | Gynecological Oncology | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 133 | 88 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 45 | 13 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 37 | 37 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 24 | 23 | $0 |
| 58571 | Removal of uterus, tubes, and/or ovaries through abdomen using an endoscope, 250.0 g or less | 21 | 21 | $0 |
Insurance plans in this area (ZIP 02445)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Hematology/Oncology, Internal Medicine | MA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MA | |
| Hematology/Oncology, Pediatric Medicine | MA | |
| Radiation Oncology | MA | |
| - | MA | |
| Medical Oncology | WA | |
| H E M A T O L O G Y/ O N C O L O G Y | MA | |
| Hematology, Internal Medicine | MA | |
| Orthopedic Surgery | MA | |
| Hematology, Medical Oncology | MA |
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