Menachem Walfish, M.D.
NPI 1245439843 · Anesthesiology Physician · Brooklyn, NY
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Menachem Walfish, M.D. is a Anesthesiology Physician provider in Brooklyn, NY (NPI 1245439843).
Provider details
- NPI number
- 1245439843
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 241291-1 (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
434 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) |
|---|---|---|
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 122 | $121 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 75 | $132 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 72 | $119 |
| Anesthesia for Exam of Colon Using an Endoscope00812 | 65 | $95 |
| Anesthesia for Procedure on Small and Large Bowel Using an Endoscope00813 | 36 | $154 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 32 | $132 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-07-13
- Last updated
- 2022-09-20
- Certified
- 2022-09-20
Frequently asked questions
- What is Menachem Walfish's NPI number?
- Menachem Walfish's National Provider Identifier (NPI) is 1245439843, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Menachem Walfish's specialty?
- Menachem Walfish is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Menachem Walfish located?
- Menachem Walfish's practice location on file with NPPES is 450 Clarkson Ave, Brooklyn, NY 11203-2056.
- What is Menachem Walfish's phone number?
- The practice phone number listed in the NPPES registry for Menachem Walfish is (718) 270-3083.
- Does Menachem Walfish accept Medicare?
- Menachem Walfish is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Menachem Walfish's NPI active?
- Yes — Menachem Walfish's NPI (1245439843) is active in the NPPES registry as of the last update on 2022-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.