Willa Gartenhaus, M.D.
NPI 1134216039 · Hematology & Oncology Physician · Marlboro, NJ
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Willa Gartenhaus, M.D. is a Hematology & Oncology Physician provider in Marlboro, NJ (NPI 1134216039).
Provider details
- NPI number
- 1134216039
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 121175 (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
- 2006-10-10
- Last updated
- 2009-06-04
Frequently asked questions
- What is Willa Gartenhaus's NPI number?
- Willa Gartenhaus's National Provider Identifier (NPI) is 1134216039, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Willa Gartenhaus's specialty?
- Willa Gartenhaus is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Willa Gartenhaus located?
- Willa Gartenhaus's practice location on file with NPPES is 209 Bradwick Way, Marlboro, NJ 07746-2472.
- What is Willa Gartenhaus's phone number?
- The practice phone number listed in the NPPES registry for Willa Gartenhaus is (732) 834-0095.
- Does Willa Gartenhaus accept Medicare?
- Willa Gartenhaus is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Willa Gartenhaus's NPI active?
- Yes — Willa Gartenhaus's NPI (1134216039) is active in the NPPES registry as of the last update on 2009-06-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.