Joanne Chang, MD
NPI 1336312271 · Obstetrics & Gynecology Physician · Little Silver, NJ
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joanne Chang, MD is a Obstetrics & Gynecology Physician provider in Little Silver, NJ (NPI 1336312271).
Provider details
- NPI number
- 1336312271
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2008-04-11
- Last updated
- 2013-01-09
Frequently asked questions
- What is Joanne Chang's NPI number?
- Joanne Chang's National Provider Identifier (NPI) is 1336312271, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanne Chang's specialty?
- Joanne Chang is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Joanne Chang located?
- Joanne Chang's practice location on file with NPPES is 34 Sycamore Ave, Little Silver, NJ 07739.
- What is Joanne Chang's phone number?
- The practice phone number listed in the NPPES registry for Joanne Chang is (732) 747-9310.
- Does Joanne Chang accept Medicare?
- Joanne Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joanne Chang's NPI active?
- Yes — Joanne Chang's NPI (1336312271) is active in the NPPES registry as of the last update on 2013-01-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.