Robert Wallach, MD
NPI 1356342133 · Gynecologic Oncology Physician · New York, NY
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Wallach, MD is a Gynecologic Oncology Physician provider in New York, NY (NPI 1356342133).
Provider details
- NPI number
- 1356342133
- Entity type
- Individual
- Primary specialty
- Gynecologic Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 086209 (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
20 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
- 2005-08-03
- Last updated
- 2014-11-05
Frequently asked questions
- What is Robert Wallach's NPI number?
- Robert Wallach's National Provider Identifier (NPI) is 1356342133, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Wallach's specialty?
- Robert Wallach is listed in the NPPES registry with a primary specialty of Gynecologic Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Wallach located?
- Robert Wallach's practice location on file with NPPES is 240 E 38th St, New York, NY 10016-2708.
- What is Robert Wallach's phone number?
- The practice phone number listed in the NPPES registry for Robert Wallach is (212) 731-6450.
- Does Robert Wallach accept Medicare?
- Robert Wallach is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Wallach's NPI active?
- Yes — Robert Wallach's NPI (1356342133) is active in the NPPES registry as of the last update on 2014-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.