Walter Blumenfeld, MD
NPI 1427151000 · Anatomic Pathology & Clinical Pathology Physician · Rye Brook, NY
Walter Blumenfeld, MD is a Anatomic Pathology & Clinical Pathology Physician provider in Rye Brook, NY (NPI 1427151000).
Provider details
- NPI number
- 1427151000
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 191596 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-07
- Last updated
- 2007-07-13
Frequently asked questions
- What is Walter Blumenfeld's NPI number?
- Walter Blumenfeld's National Provider Identifier (NPI) is 1427151000, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Walter Blumenfeld's specialty?
- Walter Blumenfeld is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Walter Blumenfeld located?
- Walter Blumenfeld's practice location on file with NPPES is 760 Westchester Ave, Rye Brook, NY 10573-1341.
- What is Walter Blumenfeld's phone number?
- The practice phone number listed in the NPPES registry for Walter Blumenfeld is (914) 698-5706.
- Is Walter Blumenfeld's NPI active?
- Yes — Walter Blumenfeld's NPI (1427151000) is active in the NPPES registry as of the last update on 2007-07-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.