Matthew Weissler, M.D.
NPI 1528225695 · Hematology & Oncology Physician · White Plains, NY
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Weissler, M.D. is a Hematology & Oncology Physician provider in White Plains, NY (NPI 1528225695).
Provider details
- NPI number
- 1528225695
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 235558 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
10,796 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,674 | $145 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 1,160 | $9 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 1,146 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 989 | $10 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, Additional Sequential Infusion, 1 Hour Or Less96367 | 705 | $33 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 654 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 42 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 179 | 39 |
| Omeprazole | 142 | 43 |
| Apixabanbrand: Eliquis | 126 | 19 |
| Prednisone | 105 | 24 |
| Tamoxifen Citrate | 90 | 19 |
| Ondansetron Hcl | 88 | 50 |
| Valacyclovir Hclbrand: Valacyclovir | 78 | 17 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-05-16
- Last updated
- 2013-11-15
Frequently asked questions
- What is Matthew Weissler's NPI number?
- Matthew Weissler's National Provider Identifier (NPI) is 1528225695, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Weissler's specialty?
- Matthew Weissler is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Weissler located?
- Matthew Weissler's practice location on file with NPPES is 210 Westchester Ave, White Plains, NY 10604-2901.
- What is Matthew Weissler's phone number?
- The practice phone number listed in the NPPES registry for Matthew Weissler is (914) 681-5200.
- Does Matthew Weissler accept Medicare?
- Matthew Weissler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Weissler's NPI active?
- Yes — Matthew Weissler's NPI (1528225695) is active in the NPPES registry as of the last update on 2013-11-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.