OrganizationActive
Sonja Abbassi MD
NPI 1801389903 · Internal Medicine Physician · Clifton, NJ
Sonja Abbassi MD is a Internal Medicine Physician organization in Clifton, NJ (NPI 1801389903).
Provider details
- NPI number
- 1801389903
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Sonja Abassi, Owner(914) 376-6100
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(68/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
1618 Main Avenue
1618 Main Avenue
Clifton, NJ 07011
Phone: (973) 253-3400
Fax: (302) 503-3810
Street-level locationGet directions
Mailing address
1618 Main Ave
Clifton, NJ 07011-2163
Registry dates
- Enumerated
- 2018-06-13
- Last updated
- 2018-07-26
Frequently asked questions
- What is Sonja Abbassi MD's NPI number?
- Sonja Abbassi MD's National Provider Identifier (NPI) is 1801389903, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Sonja Abbassi MD?
- Sonja Abbassi MD is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sonja Abbassi MD located?
- Sonja Abbassi MD's practice location on file with NPPES is 1618 Main Avenue, Clifton, NJ 07011.
- What is Sonja Abbassi MD's phone number?
- The practice phone number listed in the NPPES registry for Sonja Abbassi MD is (973) 253-3400.
- Who is the authorized official for Sonja Abbassi MD?
- The authorized official listed on Sonja Abbassi MD's NPPES record is Sonja Abassi, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Sonja Abbassi MD's NPI active?
- Yes — Sonja Abbassi MD's NPI (1801389903) is active in the NPPES registry as of the last update on 2018-07-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.