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Wendy Marx, M.D.
NPI 1205986791 · Pediatrics Physician · Mount Kisco, NY
Wendy Marx, M.D. is a Pediatrics Physician provider in Mount Kisco, NY (NPI 1205986791).
Provider details
- NPI number
- 1205986791
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 190215 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
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
666 Lexington Ave
Suite 206
Mount Kisco, NY 10549-3632
Phone: (914) 666-4742
Fax: (914) 666-4850
Street-level locationGet directions
Mailing address
11 Katonah Crossing Ct
Katonah, NY 10536-3735
Registry dates
- Enumerated
- 2007-01-10
- Last updated
- 2007-07-08
Frequently asked questions
- What is Wendy Marx's NPI number?
- Wendy Marx's National Provider Identifier (NPI) is 1205986791, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Wendy Marx's specialty?
- Wendy Marx is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Wendy Marx located?
- Wendy Marx's practice location on file with NPPES is 666 Lexington Ave, Mount Kisco, NY 10549-3632.
- What is Wendy Marx's phone number?
- The practice phone number listed in the NPPES registry for Wendy Marx is (914) 666-4742.
- Is Wendy Marx's NPI active?
- Yes — Wendy Marx's NPI (1205986791) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.